Product Description
Product Parameters
Bearing type | Boundary Dimensions( mm ) | Speed Rating(ipm) | Load Rating(kn) | Weight(kg) | ||||
d | D | B | Grease lubrication | Oil lubrication | Dynamic Cr | Static Cor | ||
7301AC | 12 | 37 | 12 | 17000 | 22000 | 9.72 | 5.08 | 0.06 |
7302AC | 15 | 42 | 13 | 16000 | 20000 | 11.5 | 5.42 | 0.082 |
7303AC | 17 | 47 | 14 | 15000 | 18000 | 13.5 | 6.58 | 0.115 |
7304AC | 20 | 52 | 15 | 13000 | 16000 | 15.8 | 7.88 | 0.142 |
7305AC | 25 | 62 | 17 | 11000 | 13000 | 20.6 | 11.3 | 0.232 |
7306AC | 30 | 72 | 19 | 6600 | 12000 | 26.7 | 15 | 0.346 |
7307AC | 35 | 80 | 21 | 8500 | 10000 | 33.4 | 19.3 | 0.457 |
7308AC | 40 | 90 | 23 | 7000 | 8500 | 40.8 | 24 | 0.639 |
7309AC | 45 | 100 | 25 | 6300 | 7500 | 52.8 | 31.8 | 0.837 |
7310AC | 50 | 110 | 27 | 6300 | 7500 | 62 | 38 | 1.07 |
7311AC | 55 | 120 | 29 | 5600 | 6700 | 71.5 | 45 | 1.39 |
7312AC | 60 | 130 | 31 | 5300 | 6300 | 82 | 48.5 | 1.71 |
7313AC | 65 | 140 | 33 | 4800 | 5600 | 92.5 | 59.5 | 2.1 |
7314AC | 70 | 150 | 35 | 4500 | 5300 | 104 | 68 | 2.55 |
7315AC | 75 | 160 | 37 | 4300 | 5000 | 113 | 116 | 3.1 |
7316AC | 80 | 170 | 39 | 3800 | 4500 | 119 | 86.5 | 3.64 |
7317AC | 85 | 180 | 41 | 3800 | 4500 | 102 | 96.5 | 4.33 |
7318AC | 90 | 190 | 43 | 3400 | 4000 | 144 | 108 | 4.97 |
7319AC | 95 | 200 | 45 | 3200 | 3800 | 152 | 122 | 5.65 |
7320AC | 100 | 215 | 47 | 2800 | 3600 | 173 | 140 | 7.09 |
7321AC | 105 | 225 | 49 | 2600 | 3200 | 184 | 153 | 8.05 |
7322AC | 110 | 240 | 50 | 2400 | 3000 | 205 | 178 | 9.53 |
7324AC | 120 | 260 | 55 | 2200 | 2800 | 228 | 208 | 12.2 |
7326AC | 130 | 280 | 58 | 2000 | 2600 | 253 | 242 | 14.77 |
7328AC | 140 | 300 | 62 | 1900 | 2400 | 275 | 272 | 18.33 |
7330AC | 150 | 320 | 65 | 1700 | 2200 | 288 | 295 | 21.87 |
7332AC | 160 | 340 | 68 | 1600 | 2000 | 313 | 340 | 26.43 |
7334AC | 170 | 360 | 72 | 1500 | 1900 | 335 | 378 | 31.14 |
7336AC | 180 | 380 | 75 | 1400 | 1800 | 358 | 396 | 35.23 |
7340AC | 200 | 420 | 80 | 1200 | 1600 | 391 | 496 | 46.89 |
Model | Model | Model | Model | Model | Model | Model | Model | Model | Model | Model | Model |
7000AC | 7212AC | 7408AC | 7048ACM | 7308ACM | 71801C | 71912C | QJ212M | 7201BTN | 7224BM | 7305BM | 7408BM |
7001AC | 7213AC | 7409AC | 7309ACM | 71802C | 71913C | QJ213M | 7202BTN | 7226BM | 7306BM | 7409BM | |
7002AC | 7214AC | 7410AC | 7200ACM | 7310ACM | 71803C | 71914C | QJ214M | 7203BTN | 7228BM | 7307BM | 7410BM |
7003AC | 7215AC | 7411AC | 7201ACM | 7311ACM | 71804C | 71915C | QJ215M | 7204BTN | 7230BM | 7308BM | 7412M |
7004AC | 7216AC | 7412AC | 7202ACM | 7312ACM | 71805C | 71916C | QJ216M | 7205BTN | 7232BM | 7309BM | 7413BM |
7005AC | 7217AC | 7413AC | 7203ACM | 7313ACM | 71806C | 71917C | QJ217M | 7206BTN | 7234BM | 7310BM | 7414BM |
7006AC | 7218AC | 7414AC | 7204ACM | 7314ACM | 71807C | 71918C | QJ218M | 7207BTN | 7236BM | 7311BM | 7416BM |
7007AC | 7219AC | 7415AC | 7205ACM | 7315ACM | 71808C | 71919C | QJ219M | 7208BTN | 7238BM | 7312BM | 7432BM |
7008AC | 7220AC | 7416AC | 7206ACM | 7316ACM | 71809C | 71920C | QJ220M | 7209BTN | 7240BM | 7313BM | |
7009AC | 7221AC | 7207ACM | 7317ACM | 71810C | 71921C | QJ222M | 7210BTN | 7244BM | 7314BM | ||
7571AC | 7222AC | 7000ACM | 7208ACM | 7318ACM | 71811C | 71922C | QJ224M | 7211BTN | 7248BM | 7315BM | |
7011AC | 7224AC | 7001ACM | 7209ACm | 7319AC | 71812C | 71924C | QJ226M | 7212BTN | 7252 BM | 7316BM | |
7012AC | 7226AC | 7002ACM | 7210ACM | 7320ACM | 71813C | 71926C | QJ228M | 7213BTN | 7256BM | 7317BM | |
7013AC | 7228AC | 7003ACM | 7211ACM | 7321ACM | 71814C | 71928C | QJ230M | 7214BTN | 7260BM | 7319BM | |
7014AC | 7230AC | 7004ACM | 7212ACM | 7322ACM | 71815C | 71930C | QJ232M | 7215BTN | 7264BM | 7320BM | |
7015AC | 7005ACM | 7213ACM | 7324ACM | 71816C | 71932C | QJ234M | 7216BTN | 7322BM | |||
7016AC | 7301AC | 7006ACM | 7214ACM | 7326ACM | 71817C | 71934C | QJ236M | 7217BTN | 7324BM | ||
7017AC | 7302AC | 7007ACM | 7215ACM | 7328ACM | 71818C | 71936C | QJ240M | 7218BTN | 7326BM | ||
7018AC | 7303AC | 7008ACM | 7216ACM | 7330ACM | 71819C | 71938C | QJ244M | 7301BTN | 7328BM | ||
7019AC | 7304AC | 7009ACM | 7217ACM | 7332ACM | 71820C | 71940C | 7219BTN | 7302BTN | 7330BM | ||
7571AC | 7305AC | 7571ACM | 7218ACM | 7334ACM | 71821C | 7220BTN | 7332BM | ||||
7571AC | 7306AC | 7011ACM | 7219ACM | 7336ACM | 71822C | QJ1018M | QJ305M | 7222BTN | 7304BTN | 7334BM | |
7571AC | 7307AC | 7012ACM | 7220ACM | 7340ACM | 71824C | QJ1571M | QJ306M | 7224BTN | 7305BTN | 7336BM | |
7571AC | 7308AC | 7013ACM | 7221ACM | 71826C | QJ1571M | QJ307M | 7226BTN | 7306BTN | 7338BM | ||
7026AC | 7309AC | 7014ACM | 7222ACM | 71828C | QJ1571M | QJ308M | 7307BTN | 7340BM | |||
7571AC | 7310AC | 7015ACM | 7224ACM | 7405ACM | 71830C | QJ1026M | QJ309M | 7308BTN | 7344BM | ||
7030AC | 7311AC | 7016ACM | 7226ACM | 7406ACM | 71832C | QJ1571M | QJ310M | 7309BTN | 7318BM | ||
7032AC | 7312AC | 7017ACM | 7228ACM | 7407ACM | 71834C | QJ1030M | QJ311M | 7206BM | 7310BTN | 7356BM | |
7034AC | 7313AC | 7018ACM | 7230ACM | 7408ACM | 71836C | QJ1032M | QJ312M | 7207BM | 7311BTN | ||
7036AC | 7314AC | 7019ACM | 7232ACM | 7409ACM | 71838C | QJ1034M | QJ313M | 7208BM | 7312BTN | ||
7315AC | 7571ACM | 7234ACM | 7410ACM | 71840C | QJ1036M | QJ314M | 7209BM | 7313BTN | |||
7200AC | 7316AC | 7571ACM | 7236ACM | 7411ACM | QJ1038M | QJ315M | 7210BM | 7314BTN | |||
7201AC | 7317AC | 7571ACM | 7238ACM | 7412ACM | 71901C | QJ1040M | QJ316M | 7211BM | 7315BTN | ||
7202AC | 7318AC | 7571ACM | 7240ACM | 7413ACM | 71902C | QJ1044M | QJ317M | 7212BM | 7316BTN | ||
7203AC | 7319AC | 7026ACM | 7244ACM | 7414ACM | 71903C | QJ1048M | QJ318M | 7213BM | 7317BTN | ||
7204AC | 7320AC | 7571ACM | 7415A0M | 71904C | QJ319M | 7214BM | 7318BTN | ||||
7205AC | 7321AC | 7030ACM | 7301ACM | 7416ACM | 71905C | QJ205M | QJ320M | 7215BM | 7319BTN | ||
7206AC | 7322AC | 7032ACM | 7302ACM | 7417ACM | 71906C | QJ206M | QJ322M | 7216BM | 7320BTN | ||
7207AC | 7324AC | 7034ACM | 7303ACM | 7418ACM | 71907C | QJ207M | QJ324M | 7217BM | 7322BTN | ||
7208AC | 7036ACM | 7304A0M | 7420ACM | 71908C | QJ208M | QJ326M | 7218BM | ||||
7209AC | 7405AC | 7038ACM | 7305ACM | 7432ACM | 71909C | QJ209M | QJ328M | 7219BM | |||
7210AC | 7406AC | 7040ACM | 7306ACM | 71910C | QJ210M | QJ330M | 7220BM | ||||
7211AC | 7407AC | 7044ACM | 7307ACM | 71911C | QJ211M | QJ336M | 7222BM |
Our business:Produce and customize various bearing brands. (Packaging and logo can be customized. All copyright belongs to the customer. We promise not to disclose any information.)
We can supply a wide range of Auto bearings. The bearings are widely applicable to themost of cars in the world.
Detailed Photos
Packaging & Shipping
Company Profile
HangZhou Haver Seiko Bearing Co.,Ltd. is a high-end Automotive bearing manufacturer from ZheJiang China. Its headquarters is located in HangZhou,ZheJiang Province.HangZhou Haver Seiko Bearing Co.,Ltd. Exports 80% of its auto parts,covering more than 40% countries in Europe,the Middle East,Southeast Asia, and South America.
As a high-end brand in the automotive bearing manufacturing industry, HangZhou Haver Seiko Bearing Co.,Ltd. has more than 20 years of experience in automotive design and manufacturing,and can meet the most stringent requirements of customers.
Exhibitions&Partners
FAQ
Q:Are you trading company or manufacturer?
–We are the company dealing in trading business and manufacturing business.
Q:What’s the MOQ?
–MOQ is 2pcs for standardized products; 300pcs for customized products. There is no MOQ for sample orders.
Q:How long is the lead time?
–The lead time for sample orders is 1-3 days, for bulk orders is generally in 3-15 days.The delivery time is generally in 2 days after payment. It’s according to the order amount.
Q:Do you offer free samples?
–If you place an order, we can return part of sample fee even all of fee to you. It also depends on the quantity of order and the type of sample. And you just need to pay freight.
Q: Could you customized for me?
–Sure,we can supply OEM service as per your drawing or samples.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Contact Angle: | 25° |
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Aligning: | Non-Aligning Bearing |
Separated: | Unseparated |
Samples: |
US$ 0/Piece
1 Piece(Min.Order) | Order Sample |
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Customization: |
Available
| Customized Request |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How do innovations and advancements in rolling contact bearing technology impact their use?
Innovations and advancements in rolling contact bearing technology have a significant impact on their use in various industries. These advancements drive improvements in performance, reliability, efficiency, and versatility of rolling contact bearings. Here’s a detailed explanation of how innovations and advancements in rolling contact bearing technology impact their use:
- Enhanced Performance:
Innovations in rolling contact bearing technology lead to enhanced performance characteristics. Advancements in bearing design, materials, and manufacturing processes result in bearings with improved load-carrying capacity, higher speed capabilities, and increased resistance to wear and fatigue. These enhancements enable rolling contact bearings to withstand higher loads, operate at higher speeds, and provide superior performance in demanding applications. For industries that rely on bearings to support heavy loads or operate in challenging conditions, these advancements translate into improved equipment performance and reliability.
- Extended Service Life:
Advancements in rolling contact bearing technology contribute to extended service life. Innovations in bearing materials, surface treatments, and lubrication techniques help reduce friction, wear, and the risk of premature failure. Newer bearing designs and manufacturing processes ensure better distribution of loads and improved stress distribution, resulting in longer bearing life. The ability of rolling contact bearings to operate reliably for extended periods reduces maintenance requirements, downtime, and overall operating costs for industries that heavily rely on bearings.
- Increased Efficiency:
Advancements in rolling contact bearing technology lead to increased efficiency in various applications. Reduced frictional losses, improved sealing arrangements, and optimized lubrication systems contribute to lower energy consumption and higher overall system efficiency. Bearings with lower friction characteristics result in less power loss, allowing equipment to operate with higher energy efficiency. This is particularly important in industries where energy efficiency is a key consideration, such as automotive, aerospace, and wind energy.
- Expanded Application Range:
Innovations in rolling contact bearing technology enable their use in a broader range of applications. Advancements in bearing materials, coatings, and sealing arrangements enhance their resistance to extreme temperatures, corrosive environments, or other challenging operating conditions. This expands the application possibilities for rolling contact bearings in industries such as oil and gas, mining, chemical processing, and food and beverage. Additionally, advancements in bearing design allow for more compact and lightweight solutions, opening up opportunities for their use in space-constrained applications.
- Integration with Digital Technologies:
The integration of rolling contact bearings with digital technologies is another significant impact of advancements in bearing technology. Sensors and monitoring systems can be incorporated into bearings to collect real-time data on operating conditions, such as temperature, vibration, and load. This data can be used for predictive maintenance, condition monitoring, and optimizing equipment performance. The integration of bearings with digital technologies enables industries to implement proactive maintenance strategies, reduce unplanned downtime, and improve overall equipment reliability.
Overall, innovations and advancements in rolling contact bearing technology have a profound impact on their use in various industries. These advancements result in enhanced performance, extended service life, increased efficiency, expanded application range, and integration with digital technologies. As a result, industries can benefit from improved equipment reliability, reduced maintenance costs, increased productivity, and optimized operational performance.
Can you provide guidance on the selection and sizing of rolling contact bearings for specific applications?
Yes, I can provide guidance on the selection and sizing of rolling contact bearings for specific applications. Choosing the right rolling contact bearings involves considering various factors such as load requirements, operating conditions, speed, and environmental factors. Here’s a detailed explanation of the steps involved in selecting and sizing rolling contact bearings:
- Identify Application Requirements:
Start by identifying the specific requirements of your application. Consider factors such as the type and magnitude of the loads the bearing will be subjected to, the operating speed, and any special environmental conditions like temperature, moisture, or exposure to corrosive substances. Understanding these requirements is crucial as it forms the basis for selecting the appropriate rolling contact bearing.
- Analyze Load Conditions:
Next, analyze the load conditions acting on the bearing. Determine if the load is radial, axial, or a combination of both. Consider factors such as the magnitude, direction, and frequency of the load. This analysis helps in determining the appropriate bearing type, such as deep groove ball bearings, angular contact ball bearings, cylindrical roller bearings, or tapered roller bearings, that can handle the specific load conditions effectively.
- Calculate Equivalent Load:
Calculate the equivalent load acting on the bearing. In cases where the load acting on the bearing is a combination of radial and axial loads, it is necessary to calculate the equivalent load. The equivalent load accounts for the differing effects of radial and axial loads on the bearing and helps in determining the required bearing size and capacity.
- Consider Speed and Operating Conditions:
Take into account the speed at which the bearing will operate and the specific operating conditions. Higher speeds may require bearings with special design features or materials to handle the increased centrifugal forces and temperature rise. Consider factors such as lubrication requirements, temperature limits, and any special considerations for factors like shock loads, vibrations, or misalignment. These factors influence the selection of appropriate bearing types and configurations.
- Consult Bearing Manufacturer’s Catalogs:
Refer to the catalogs or technical specifications provided by bearing manufacturers. These catalogs contain detailed information about various bearing types, sizes, load ratings, and performance characteristics. Use the information provided to narrow down the options based on your application requirements and load calculations.
- Verify Bearing Life:
Check the calculated bearing life to ensure it meets the required operational lifespan of your application. Bearing manufacturers provide life calculation formulas based on industry standards such as ISO or ABMA. These formulas take into account factors like load, speed, and reliability requirements to estimate the expected bearing life. Verify that the selected bearing will provide the desired operational lifespan under the given operating conditions.
- Consider Mounting and Dismounting:
Lastly, consider the ease of mounting and dismounting the bearing in your specific application. Evaluate factors such as the bearing’s fit tolerance, the required clearance or preload, and any special mounting or dismounting procedures. Ensure that the selected bearing can be easily installed and maintained in your application.
It is important to note that the selection and sizing of rolling contact bearings can be complex, and it is advisable to seek the assistance of bearing manufacturers, engineers, or experts in the field to ensure the optimal selection for your specific application.
Can you describe the load-carrying capacity and load ratings of rolling contact bearings?
Rolling contact bearings are designed to carry various types of loads in mechanical systems. The load-carrying capacity and load ratings of rolling contact bearings play a crucial role in determining their suitability for specific applications. Here’s a detailed explanation of these concepts:
- Load-Carrying Capacity:
The load-carrying capacity of a rolling contact bearing refers to its ability to support and distribute loads without excessive deformation or failure. It is influenced by factors such as the bearing’s design, material properties, and operating conditions. Rolling contact bearings are primarily designed to carry two types of loads:
- Radial Loads: Radial loads act perpendicular to the axis of rotation and are supported by the bearing’s raceways. Radial loads can arise from the weight of the shaft, centrifugal forces, or external forces applied to the bearing. The load-carrying capacity for radial loads is typically specified by the maximum radial load the bearing can withstand without suffering permanent deformation or reduced performance.
- Axial Loads: Axial loads act parallel to the axis of rotation and are supported by the bearing’s configuration, such as the arrangement of the rolling elements or the presence of thrust surfaces. Axial loads can arise from forces that push or pull along the axis of rotation. The load-carrying capacity for axial loads is typically specified by the maximum axial load the bearing can withstand without experiencing excessive wear or reduced performance.
It’s important to note that the load-carrying capacity of a rolling contact bearing is influenced by factors such as rotational speed, lubrication, temperature, and operating conditions. These factors can affect the performance and durability of the bearing under different load conditions.
- Load Ratings:
Load ratings provide standardized values that indicate the maximum permissible loads a rolling contact bearing can carry under specific operating conditions. These ratings help engineers and designers select bearings that can withstand the expected loads in a given application. The two primary load ratings specified for rolling contact bearings are:
- Dynamic Load Rating: The dynamic load rating (C) represents the maximum load that a bearing can carry for a specified number of revolutions or operating hours without developing excessive wear or fatigue. It is based on the bearing’s ability to withstand rolling contact fatigue, which is the most common mode of failure in rolling contact bearings. The dynamic load rating is typically provided by the bearing manufacturer and is expressed in units of force (such as Newtons or pounds-force).
- Static Load Rating: The static load rating (Co) indicates the maximum load that a bearing can withstand without permanent deformation when the bearing is stationary or subjected to very slow rotational speeds. It represents the load capacity of the bearing under static or slowly changing loads. Similar to the dynamic load rating, the static load rating is also provided by the bearing manufacturer and expressed in units of force.
It’s important to consider both the dynamic and static load ratings when selecting a rolling contact bearing for an application. The dynamic load rating is crucial for assessing the bearing’s ability to withstand the varying loads during operation, while the static load rating provides information about the bearing’s resistance to deformation under stationary or slow-speed conditions.
By considering the load-carrying capacity and load ratings of rolling contact bearings, engineers can choose the appropriate bearing type and size to ensure reliable and efficient operation in their specific applications.
editor by CX 2024-04-29
China factory Online Bearing Flange Skate Spherical Roller CZPT Pulley Bearings Engine Wheel Hub Cylindrical Angular Contact Ball Angular Contact Sliding Elastomeric bearing and race
Product Description
online bearing flange skate spherical roller CZPT pulley bearings engine wheel hub cylindrical angular contact ball angular contact sliding elastomeric
Application of pulley bearings
Pulley bearings are used to support the weight of a pulley and to allow it to rotate smoothly. They are typically made of a metal or plastic material and are designed to withstand the forces that are applied to the pulley.
Pulley bearings are used in a variety of applications, including:
- Conveyor belts: Pulley bearings are used in conveyor belts to support the weight of the belt and to allow it to rotate smoothly.
- Elevators: Pulley bearings are used in elevators to support the weight of the elevator car and to allow it to rotate smoothly.
- Wind turbines: Pulley bearings are used in wind turbines to support the weight of the turbine blades and to allow them to rotate smoothly.
- Machine tools: Pulley bearings are used in machine tools to support the weight of the cutting tools and to allow them to rotate smoothly.
- Other applications: Pulley bearings are used in a variety of other applications, such as power transmission, robotics, and manufacturing.
Pulley bearings are an essential part of many machines and devices. They help to improve efficiency, safety, and durability.
Here are some of the benefits of using pulley bearings:
- Reduced friction: Pulley bearings reduce friction between the pulley and the shaft, which helps to improve efficiency.
- Reduced wear and tear: Pulley bearings help to reduce wear and tear on the pulley and the shaft, which can extend the life of the equipment.
- Improved noise reduction: Pulley bearings help to reduce noise caused by friction between the pulley and the shaft.
- Improved vibration reduction: Pulley bearings help to reduce vibration caused by friction between the pulley and the shaft.
Overall, pulley bearings are a valuable tool that can help to improve the performance and reliability of machines and devices.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Rolling Body: | Roller Bearings |
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The Number of Rows: | Single |
Outer Dimension: | Small and Medium-Sized (60-115mm) |
Material: | Bearing Steel |
Spherical: | Aligning Bearings |
Load Direction: | Axial Bearing |
Samples: |
US$ 9999/Piece
1 Piece(Min.Order) | |
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Are there specific industries or applications where rolling contact bearings are frequently used?
Rolling contact bearings find extensive use in various industries and applications due to their versatility, load-carrying capacity, and efficiency. Here’s a detailed explanation of some specific industries and applications where rolling contact bearings are frequently employed:
- Automotive Industry:
The automotive industry extensively utilizes rolling contact bearings in various components and systems. These bearings are found in engines, transmissions, wheel hubs, suspension systems, steering columns, and different drivetrain components. In the automotive sector, rolling contact bearings provide reliable support for rotating shafts, facilitate smooth wheel rotation, and contribute to overall vehicle performance and safety.
- Aerospace Industry:
Rolling contact bearings play a critical role in the aerospace industry, where they are used in aircraft engines, landing gear systems, control surfaces, and various other applications. These bearings provide reliable and precise rotation in demanding aerospace environments, contributing to the safety, efficiency, and performance of aircraft.
- Industrial Machinery:
Rolling contact bearings are widely employed in a broad range of industrial machinery. They are found in machine tools, industrial pumps, compressors, conveyors, printing machines, textile machinery, and many other equipment types. These bearings support the rotating components of machinery, enabling smooth and efficient operation while withstanding heavy loads and high speeds.
- Power Generation:
In the power generation sector, rolling contact bearings are utilized in turbines, generators, wind turbines, and other power generation equipment. These bearings withstand the rotational forces and high temperatures associated with power generation, contributing to the efficient conversion of mechanical energy into electrical energy.
- Mining and Construction:
Rolling contact bearings are widely used in mining and construction equipment, such as crushers, conveyors, excavators, and bulldozers. These bearings are designed to handle heavy loads, shock loads, and harsh operating conditions commonly encountered in mining and construction applications.
- Railway Industry:
In the railway industry, rolling contact bearings are utilized in locomotives, passenger trains, freight cars, and rail infrastructure. These bearings support the axles, wheels, and other rotating components of railway systems, ensuring smooth and reliable operation while withstanding the dynamic forces and heavy loads associated with rail transportation.
- Wind Energy:
The wind energy sector relies on rolling contact bearings in wind turbines. These bearings support the rotor shaft, allowing efficient rotation of the turbine blades to convert wind energy into electrical power. Rolling contact bearings in wind turbines are subjected to high axial and radial loads, as well as challenging environmental conditions.
These are just a few examples of the industries and applications where rolling contact bearings are frequently used. They are also employed in countless other sectors, including marine, agriculture, medical equipment, robotics, and more. The versatility and effectiveness of rolling contact bearings make them an essential component in a wide range of machinery and equipment across various industries.
Can you describe the various types of seals and shields used with rolling contact bearings for contamination prevention?
Various types of seals and shields are used with rolling contact bearings to prevent contamination and protect the bearing internals. Here’s a detailed description of the commonly used seals and shields:
- Contact Seals:
Contact seals, also known as lip seals or radial seals, are designed to provide a barrier against contaminants while maintaining lubricant retention within the bearing. These seals consist of a flexible lip that makes contact with the inner or outer ring of the bearing. The lip is typically made of synthetic rubber or elastomeric material. Contact seals effectively prevent the entry of solid particles, liquids, and other contaminants into the bearing. They are suitable for applications with moderate operating speeds and rotational requirements where the sealing function takes priority over low friction.
- Non-Contact Seals:
Non-contact seals, also known as labyrinth seals or gap seals, create a labyrinthine path that hinders the entry of contaminants into the bearing. These seals do not make physical contact with the bearing rings, resulting in lower friction and reduced heat generation compared to contact seals. Non-contact seals are typically constructed using metallic or non-metallic components with precise geometries to create a tortuous path for contaminants. They are suitable for high-speed applications and environments where low friction and minimal heat generation are important considerations.
- Shields:
Shields, also referred to as metal shields or non-contact shields, provide a physical barrier between the rolling elements and the external environment. Shields are typically made of metal, such as steel, and are attached to the outer ring of the bearing. They cover a portion of the bearing’s circumference, leaving a small gap for the rolling elements to function. Shields offer effective protection against larger particles and prevent the direct contact of contaminants with the rolling elements. However, they do not provide a complete seal, allowing for limited air circulation and lubricant flow within the bearing.
- Hybrid Seals:
Hybrid seals combine the advantages of contact seals and non-contact seals. These seals use a combination of contacting and non-contacting elements to provide enhanced protection against contamination. Hybrid seals are designed to reduce friction and heat generation while offering improved sealing performance compared to contact seals. They typically incorporate a non-contacting labyrinth or gap seal with additional contact elements, such as lip seals or brush seals, to provide a more effective barrier against contaminants.
- Ingress Protection (IP) Ratings:
In addition to the specific seal and shield types, rolling contact bearings may also be assigned Ingress Protection (IP) ratings. IP ratings indicate the level of protection provided against solid particles, such as dust and dirt, as well as liquids, such as water and oil. The IP rating is typically represented by a two-digit number, where the first digit represents the level of protection against solid particles, and the second digit represents the level of protection against liquids. Higher IP ratings indicate greater protection against contaminants.
The selection of the appropriate seal or shield type depends on various factors, including the application requirements, operating conditions, contamination risks, and desired friction characteristics. Manufacturers typically provide information on the recommended sealing options for their bearing products, considering the specific application needs and environmental conditions.
What are the common types of rolling contact bearings, such as ball bearings or roller bearings?
Rolling contact bearings are available in various types, each designed to accommodate specific load capacities, speeds, and application requirements. The most common types of rolling contact bearings include ball bearings and roller bearings. Here’s a detailed explanation of these common types:
- Ball Bearings:
Ball bearings are the most widely used type of rolling contact bearings. They consist of one or more rows of balls placed between two rings—an inner ring and an outer ring. The balls roll along the raceways formed on the rings, enabling smooth and low-friction rotation. Ball bearings are known for their high rotational speeds, low starting torque, and relatively low load capacity compared to roller bearings.
There are several variations within the category of ball bearings, including:
- Deep Groove Ball Bearings: These ball bearings have deep raceway grooves, allowing them to accommodate both radial and axial loads. They are commonly used in applications such as electric motors, appliances, and automotive components.
- Angular Contact Ball Bearings: Angular contact ball bearings can handle both radial and axial loads. They have an angled contact surface between the balls and the raceways, enabling them to support higher axial loads and facilitate combined radial and axial movements. These bearings are often used in machine tools, pumps, and gearboxes.
- Thrust Ball Bearings: Thrust ball bearings are designed to support axial loads in a single direction. They consist of two rings with a set of balls sandwiched between them. Thrust ball bearings are commonly used in applications such as automotive transmissions and steering systems.
- Roller Bearings:
Roller bearings, as the name implies, utilize cylindrical or tapered rollers instead of balls to facilitate motion. Roller bearings are capable of handling higher loads and are often used in heavy-duty applications. The common types of roller bearings include:
- Cylindrical Roller Bearings: Cylindrical roller bearings feature cylindrical rollers that provide a large contact area with the raceways. They can accommodate high radial loads and moderate axial loads. Cylindrical roller bearings are commonly used in applications such as machine tool spindles, electric motors, and gearboxes.
- Tapered Roller Bearings: Tapered roller bearings consist of tapered rollers and inner and outer rings with tapered raceways. They can support both radial and axial loads in a single direction. Tapered roller bearings are commonly used in automotive wheel bearings, heavy machinery, and construction equipment.
- Spherical Roller Bearings: Spherical roller bearings have barrel-shaped rollers and two raceways on the inner and outer rings that are inclined relative to the bearing axis. This design allows them to accommodate misalignment and axial displacement. Spherical roller bearings are commonly used in applications with heavy loads, such as mining equipment, paper mills, and crushers.
- Needle Roller Bearings: Needle roller bearings use long, thin rollers that have a high length-to-diameter ratio. They are suitable for applications with limited radial space and high load capacity. Needle roller bearings are commonly used in automotive transmissions, industrial gearboxes, and motorcycle engines.
These are some of the common types of rolling contact bearings, including ball bearings and roller bearings. Each type has its own advantages and is suitable for specific applications based on factors such as load requirements, speed, and space limitations.
editor by CX 2024-04-24
China Hot selling 458439 Angular Contact Ball Bearing Double Row Auto Wheel Hub Bearing 45X84X39mm Automotive Bearing with Great quality
Product Description
Angular contact ball bearings are CZPT to support radial load and axial load. As single row angular contact ball bearings can only support axial load in single direction, matched bearing mounting is often adopted to them as matched parts of bearings, preload for them is more convenient.
Retainers are made of brass, synthetic resins or others subject to individual bearing features and application conditions.
Angular contact ball bearing include:
1) Single row angular contact ball bearing
2) Matched angular contact ball bearing
3) Double row angular contact ball bearing
4) Four-point contact ball bearing
Angular contact ball bearings features :
1) Load capacities are higher than deep groove ball bearings of same dimensions;
2) Used for bearing radial-axial combined loads or pure thrust loads;
3) Low operating friction and high limiting speed.
Type |
Angular contact ball bearing |
Material |
GCr15/stainless steel/carbon steel/Plastic/Ceramic |
Bore size |
35 mm |
Outer diameter |
72 mm |
Width |
30.2 mm |
Seal type |
Open RS Z 2RS ZZ |
Cage |
Stamping steel/Brass/Nylon/Ceramic |
Certificate |
ISO9001:2000 |
Application |
Automobile, tractor, machine tool, electrical machine, water pump, agriculture machine, textile machine, etc. |
Packaging |
Original brand Plastic bag+Original brand Paper box+Original brand Carton box+Wooden pallet; Customer’s special requests are acceptable. |
Service |
OEM service, Customization service, Customers’ Logo service; |
Complete process for the production and quality assurance ensures our products can meet your requirement. We are committed to be responsible for each set of bearing and industrial products sold to our clients. Relying on strong resource network, we can supply any bearing with competitive price to meet each customer’ demand and guarantee each customer’s benefit. |
Company Profile
In order to meet the needs of the masses of customers and improve the market competitiveness of our company,
we can provide OEM service according to our customers′ Needs. We have gained ISO9001 certificate, CE certificate,
GOST certificate and SGS certificate. Our target is to carry out the strategic investment along with the development
of market and need of new products. With our strategic, excellent products, top technology and outstanding service,
we sincerely expect cooperation with more customers and friends for a better future. Our main products include
spherical roller bearing, deep groove ball bearings, cylindrical roller bearings, spherical roller bearings, needle roller
bearings, ball bearing units, water pump bearings, automobile bearing, linear motion bearing, oil-less bearings,
bush and self-lubricating bearings, and non-standard bearings. Also, we supply bearings to our domestic peeling
machine factory and the machine exported to India, Malaysia and Russia, no any complaint from customer until now.
“zero defect, zero complaints” as the quality objective.
FAQ
Q: Are you trading company or manufacturer ?
A: We are a trading company specializing in exporting bearings.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the
goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge
Q.You provide free consultation service?
Yes, before, during and after order, anytime.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Product Name: | Angular Contact Ball Bearing |
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Characteristic: | High Precision |
Advantage: | Large Bearing Capacity |
Holder: | Copper and Iron Retainers |
Quality: | High Quality |
Rolling Body: | Roller Bearings |
Samples: |
US$ 5/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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Can you explain the installation and alignment considerations for rolling contact bearings?
Proper installation and alignment are crucial for the optimal performance and longevity of rolling contact bearings. Incorrect installation or misalignment can lead to premature wear, increased friction, reduced load-carrying capacity, and potential bearing failure. Here’s a detailed explanation of the installation and alignment considerations for rolling contact bearings:
- Clean and Proper Workspace:
Before installing rolling contact bearings, it is essential to ensure a clean and suitable workspace. The work area should be free from dirt, dust, debris, and contaminants that could enter the bearing during installation. Contamination can cause damage to the bearing surfaces and compromise its performance. Additionally, the workspace should have appropriate tools and equipment to facilitate the installation process, including bearing pullers, mounting tools, and measurement instruments.
- Handling and Storage:
Rolling contact bearings should be handled with care to prevent damage to the bearing surfaces. They should be stored in a clean and dry environment, protected from moisture, dust, and extreme temperatures. During handling, it is important to avoid dropping or impacting the bearings, as this can cause surface damage or internal defects. Proper handling and storage practices help maintain the integrity of the bearings and ensure their performance during installation.
- Shaft and Housing Preparation:
Prior to installing the rolling contact bearings, the shaft and housing surfaces must be prepared appropriately. The shaft and housing should be clean, free from burrs, and have the correct dimensions and tolerances specified by the bearing manufacturer. Any roughness or irregularities on the shaft or housing can affect the fit and alignment of the bearing, leading to performance issues. It may be necessary to use appropriate tools, such as emery cloth or a deburring tool, to smooth the surfaces and ensure proper fitment.
- Bearing Mounting:
When mounting rolling contact bearings, it is essential to follow the manufacturer’s recommended procedures and guidelines. This includes using the appropriate mounting tools and techniques to apply the necessary axial or radial force evenly during installation. Overloading or uneven force application can lead to bearing damage or misalignment. Proper mounting techniques may involve using a press, heat, or specialized mounting tools to ensure the bearing is seated securely and accurately on the shaft or in the housing.
- Alignment:
Accurate alignment of rolling contact bearings is critical for their optimal performance. Misalignment can cause increased friction, premature wear, and reduced load-carrying capacity. It is important to align the bearing with respect to the shaft and housing to ensure proper concentricity and parallelism. Alignment methods may include visual alignment, feeler gauges, dial indicators, laser alignment systems, or other precision alignment tools. The specific alignment requirements may vary depending on the bearing type, application, and manufacturer recommendations.
- Lubrication:
Proper lubrication is essential during the installation of rolling contact bearings. The bearing manufacturer’s recommendations should be followed regarding the type, quantity, and method of lubrication. Lubrication helps reduce friction, dissipate heat, and protect against wear and corrosion. It is important to ensure that the bearing is adequately lubricated during installation to facilitate smooth operation and prevent damage.
- Verification and Testing:
After installation, it is recommended to verify the proper fitment, alignment, and operation of the rolling contact bearings. This may involve checking the axial and radial clearances, measuring runout, and performing functional tests to ensure smooth rotation and proper load distribution. Verification and testing help confirm the successful installation and identify any potential issues that may require adjustment or corrective action.
In summary, proper installation and alignment considerations are essential for the optimal performance and longevity of rolling contact bearings. Following recommended procedures, handling the bearings carefully, preparing the shaft and housing surfaces, ensuring accurate alignment, and providing appropriate lubrication contribute to the successful installation and reliable operation of rolling contact bearings in various applications.
What is the role of cage design and materials in rolling contact bearing performance and durability?
The cage design and materials used in rolling contact bearings play a crucial role in their performance and durability. Here’s a detailed explanation of the role of cage design and materials in rolling contact bearing performance and durability:
- Function of the Cage:
The cage, also known as the bearing retainer or separator, holds and separates the rolling elements in a rolling contact bearing. Its primary function is to maintain the proper spacing and alignment of the rolling elements, allowing them to roll smoothly and distribute the load evenly. The cage prevents the rolling elements from contacting each other, reducing friction, wear, and the risk of damage. By guiding the rolling elements, the cage also helps to minimize the centrifugal forces and maintain stability at high speeds. The design and materials of the cage directly influence these functions and, consequently, the overall performance and durability of the bearing.
- Cage Design Considerations:
The design of the cage is carefully considered to ensure optimal bearing performance and durability. Some key design considerations include:
- Material Compatibility: The cage material must be compatible with the operating conditions and lubricants used in the bearing. It should have sufficient strength, hardness, and resistance to wear and fatigue. Different applications may require cages made from materials such as steel, brass, synthetic polymers, or composite materials.
- Friction and Heat Generation: The cage design should minimize friction between the rolling elements and the cage itself. Reduced friction helps improve energy efficiency, reduce heat generation, and extend the bearing’s service life.
- Load Distribution: The cage design should facilitate even load distribution among the rolling elements. This ensures that the forces acting on the bearing are evenly distributed, reducing stress concentrations and the risk of premature failure.
- High-Speed Capability: The cage design should be optimized to handle high-speed applications. It should be lightweight, promote efficient lubricant flow, and minimize windage losses caused by air turbulence at high rotational speeds.
- Alignment and Stability: The cage design should promote proper alignment and stability of the rolling elements, especially during rapid accelerations, decelerations, or changes in direction. This helps maintain smooth operation and prevents the rolling elements from skewing or becoming misaligned.
- Cage Material Selection:
The choice of cage material depends on factors such as the operating conditions, load requirements, lubrication, and cost considerations. Commonly used cage materials include:
- Steel: Steel cages offer excellent strength, durability, and resistance to high temperatures. They are commonly used in applications with heavy loads, high speeds, and high operating temperatures.
- Brass: Brass cages provide good strength, corrosion resistance, and low friction. They are suitable for applications where low noise and vibration levels are important, such as in precision instruments and industrial machinery.
- Synthetic Polymers: Synthetic polymer cages, such as polyamide (nylon) or polyetheretherketone (PEEK), offer advantages such as low friction, lightweight, corrosion resistance, and the ability to dampen vibrations. They are commonly used in applications where reducing friction, noise, and weight are critical, such as in automotive and aerospace industries.
- Composite Materials: Composite cages combine different materials to achieve specific properties such as high strength, low friction, or resistance to harsh environments. These cages are used in specialized applications where unique material properties are required.
The selection of the cage design and materials is a critical aspect of rolling contact bearing design. Careful consideration of the operating conditions, load requirements, speed, and other factors helps ensure optimal performance, reliability, and durability of the bearing.
How do rolling contact bearings contribute to reduced friction and improved efficiency in machinery?
Rolling contact bearings play a crucial role in reducing friction and improving the efficiency of machinery. They achieve this through several design features and operating characteristics. Here’s a detailed explanation of how rolling contact bearings contribute to reduced friction and improved efficiency:
- Rolling Motion:
Unlike sliding contact bearings, which rely on sliding friction between surfaces, rolling contact bearings utilize rolling motion between the rolling elements (balls or rollers) and the raceways. This rolling motion significantly reduces friction compared to sliding friction, resulting in lower energy losses and improved efficiency. The rolling contact between the elements and the raceways minimizes surface contact and allows smooth rotation with reduced frictional resistance.
- Lubrication:
Rolling contact bearings are typically lubricated with oils or greases to further reduce friction and wear. Lubricants form a thin film between the rolling elements and the raceways, providing a protective layer that separates the surfaces and minimizes direct metal-to-metal contact. This lubricating film reduces friction and dissipates heat generated during operation, contributing to smoother rotation and improved efficiency.
- Reduced Sliding Friction:
As mentioned earlier, rolling contact bearings rely on rolling motion rather than sliding friction. This design characteristic reduces the occurrence of sliding friction between the bearing components, resulting in lower frictional forces and decreased energy losses. The reduced sliding friction contributes to improved efficiency and can translate into energy savings in various machinery applications.
- Load Distribution:
Rolling contact bearings distribute loads more evenly compared to sliding contact bearings. The rolling elements in a bearing share the load and distribute it over a larger contact area, reducing localized stress and minimizing friction. This load distribution characteristic helps prevent excessive wear and prolongs the service life of the bearing. By maintaining efficient load distribution, rolling contact bearings contribute to improved efficiency and reliability in machinery.
- High-Speed Capability:
Rolling contact bearings are well-suited for high-speed applications due to their low friction characteristics. The rolling motion and reduced sliding friction allow these bearings to rotate at higher speeds with minimal heat generation. This high-speed capability is essential for various machinery, such as electric motors, machine tools, and automotive components, where efficient power transmission and rotational precision are critical for optimal performance and efficiency.
In summary, rolling contact bearings contribute to reduced friction and improved efficiency in machinery through their rolling motion, effective lubrication, reduced sliding friction, even load distribution, and high-speed capability. These design features and operating characteristics minimize energy losses, reduce wear, and enhance the overall performance and reliability of machinery in a wide range of industries.
editor by CX 2024-03-28
China high quality Automotive Wheel Hub Angular Contact Ball Bearing 7017AC 7017acm 71817c with Good quality
Product Description
Product Parameters
Bearing type | Boundary Dimensions( mm ) | Speed Rating(ipm) | Load Rating(kn) | Weight(kg) | ||||
d | D | B | Grease lubrication | Oil lubrication | Dynamic Cr | Static Cor | ||
7000AC | 10 | 26 | 8 | 22000 | 30000 | 4.55 | 1.97 | 0.019 |
7001AC | 12 | 28 | 8 | 20000 | 26000 | 5.1 | 2.38 | 0.571 |
7002AC | 15 | 32 | 9 | 19000 | 24000 | 5.58 | 2.85 | 0.03 |
7003AC | 17 | 35 | 10 | 17000 | 21000 | 6 | 3.25 | 0.04 |
7004AC | 20 | 42 | 12 | 16000 | 19000 | 9.38 | 5.02 | 0.069 |
7005AC | 25 | 47 | 12 | 15000 | 18000 | 10.1 | 5.85 | 0.08 |
7006AC | 30 | 55 | 13 | 13000 | 15000 | 13.2 | 8.3 | 0.116 |
7007AC | 35 | 62 | 14 | 11000 | 13000 | 16 | 10.3 | 0.155 |
7008AC | 40 | 68 | 15 | 9000 | 11000 | 17 | 11.8 | 0.185 |
7009AC | 45 | 75 | 16 | 8000 | 10000 | 21 | 14.8 | 0.23 |
7571AC | 50 | 80 | 16 | 7000 | 9000 | 22.05 | 16.21 | 0.25 |
7011AC | 55 | 90 | 18 | 7000 | 8500 | 30.2 | 21.8 | 0.362 |
7012AC | 60 | 95 | 18 | 6300 | 7500 | 31.65 | 24.22 | 0.385 |
7013AC | 65 | 100 | 18 | 6000 | 7000 | 32 | 24.72 | 0.41 |
7014AC | 70 | 110 | 20 | 5000 | 6700 | 38.5 | 30.5 | 0.575 |
7015AC | 75 | 115 | 20 | 5300 | 6300 | 40.2 | 33.2 | 0.603 |
7016AC | 80 | 125 | 22 | 5000 | 6000 | 47.5 | 39.8 | 0.821 |
7017AC | 85 | 130 | 22 | 4500 | 5600 | 50.8 | 42.8 | 0.848 |
7018AC | 90 | 140 | 24 | 4300 | 5300 | 58 | 49.8 | 1.1 |
7019AC | 95 | 145 | 24 | 4000 | 5000 | 57.8 | 50 | 1.15 |
7571AC | 100 | 150 | 24 | 3800 | 4800 | 64.5 | 56.2 | 1.18 |
7571AC | 110 | 170 | 28 | 3400 | 4300 | 81.8 | 72.8 | 1.89 |
7571AC | 120 | 180 | 28 | 3000 | 3800 | 87.5 | 79.2 | 1.99 |
7026AC | 130 | 200 | 33 | 2800 | 3600 | 105 | 96.8 | 3.08 |
7571AC | 140 | 210 | 33 | 2400 | 3200 | 116 | 108 | 3.17 |
7030AC | 150 | 225 | 35 | 2200 | 3000 | 132 | 125 | 3.9 |
7032AC | 160 | 240 | 38 | 2000 | 2800 | 145 | 138 | 4.83 |
7034AC | 170 | 260 | 42 | 1900 | 2600 | 170 | 170 | 6.5 |
7036AC | 180 | 280 | 46 | 1300 | 2400 | 188 | 198 | 8.51 |
Model | Model | Model | Model | Model | Model | Model | Model | Model | Model | Model | Model |
7000AC | 7212AC | 7408AC | 7048ACM | 7308ACM | 71801C | 71912C | QJ212M | 7201BTN | 7224BM | 7305BM | 7408BM |
7001AC | 7213AC | 7409AC | 7309ACM | 71802C | 71913C | QJ213M | 7202BTN | 7226BM | 7306BM | 7409BM | |
7002AC | 7214AC | 7410AC | 7200ACM | 7310ACM | 71803C | 71914C | QJ214M | 7203BTN | 7228BM | 7307BM | 7410BM |
7003AC | 7215AC | 7411AC | 7201ACM | 7311ACM | 71804C | 71915C | QJ215M | 7204BTN | 7230BM | 7308BM | 7412M |
7004AC | 7216AC | 7412AC | 7202ACM | 7312ACM | 71805C | 71916C | QJ216M | 7205BTN | 7232BM | 7309BM | 7413BM |
7005AC | 7217AC | 7413AC | 7203ACM | 7313ACM | 71806C | 71917C | QJ217M | 7206BTN | 7234BM | 7310BM | 7414BM |
7006AC | 7218AC | 7414AC | 7204ACM | 7314ACM | 71807C | 71918C | QJ218M | 7207BTN | 7236BM | 7311BM | 7416BM |
7007AC | 7219AC | 7415AC | 7205ACM | 7315ACM | 71808C | 71919C | QJ219M | 7208BTN | 7238BM | 7312BM | 7432BM |
7008AC | 7220AC | 7416AC | 7206ACM | 7316ACM | 71809C | 71920C | QJ220M | 7209BTN | 7240BM | 7313BM | |
7009AC | 7221AC | 7207ACM | 7317ACM | 71810C | 71921C | QJ222M | 7210BTN | 7244BM | 7314BM | ||
7571AC | 7222AC | 7000ACM | 7208ACM | 7318ACM | 71811C | 71922C | QJ224M | 7211BTN | 7248BM | 7315BM | |
7011AC | 7224AC | 7001ACM | 7209ACm | 7319AC | 71812C | 71924C | QJ226M | 7212BTN | 7252 BM | 7316BM | |
7012AC | 7226AC | 7002ACM | 7210ACM | 7320ACM | 71813C | 71926C | QJ228M | 7213BTN | 7256BM | 7317BM | |
7013AC | 7228AC | 7003ACM | 7211ACM | 7321ACM | 71814C | 71928C | QJ230M | 7214BTN | 7260BM | 7319BM | |
7014AC | 7230AC | 7004ACM | 7212ACM | 7322ACM | 71815C | 71930C | QJ232M | 7215BTN | 7264BM | 7320BM | |
7015AC | 7005ACM | 7213ACM | 7324ACM | 71816C | 71932C | QJ234M | 7216BTN | 7322BM | |||
7016AC | 7301AC | 7006ACM | 7214ACM | 7326ACM | 71817C | 71934C | QJ236M | 7217BTN | 7324BM | ||
7017AC | 7302AC | 7007ACM | 7215ACM | 7328ACM | 71818C | 71936C | QJ240M | 7218BTN | 7326BM | ||
7018AC | 7303AC | 7008ACM | 7216ACM | 7330ACM | 71819C | 71938C | QJ244M | 7301BTN | 7328BM | ||
7019AC | 7304AC | 7009ACM | 7217ACM | 7332ACM | 71820C | 71940C | 7219BTN | 7302BTN | 7330BM | ||
7571AC | 7305AC | 7571ACM | 7218ACM | 7334ACM | 71821C | 7220BTN | 7332BM | ||||
7571AC | 7306AC | 7011ACM | 7219ACM | 7336ACM | 71822C | QJ1018M | QJ305M | 7222BTN | 7304BTN | 7334BM | |
7571AC | 7307AC | 7012ACM | 7220ACM | 7340ACM | 71824C | QJ1571M | QJ306M | 7224BTN | 7305BTN | 7336BM | |
7571AC | 7308AC | 7013ACM | 7221ACM | 71826C | QJ1571M | QJ307M | 7226BTN | 7306BTN | 7338BM | ||
7026AC | 7309AC | 7014ACM | 7222ACM | 71828C | QJ1571M | QJ308M | 7307BTN | 7340BM | |||
7571AC | 7310AC | 7015ACM | 7224ACM | 7405ACM | 71830C | QJ1026M | QJ309M | 7308BTN | 7344BM | ||
7030AC | 7311AC | 7016ACM | 7226ACM | 7406ACM | 71832C | QJ1571M | QJ310M | 7309BTN | 7318BM | ||
7032AC | 7312AC | 7017ACM | 7228ACM | 7407ACM | 71834C | QJ1030M | QJ311M | 7206BM | 7310BTN | 7356BM | |
7034AC | 7313AC | 7018ACM | 7230ACM | 7408ACM | 71836C | QJ1032M | QJ312M | 7207BM | 7311BTN | ||
7036AC | 7314AC | 7019ACM | 7232ACM | 7409ACM | 71838C | QJ1034M | QJ313M | 7208BM | 7312BTN | ||
7315AC | 7571ACM | 7234ACM | 7410ACM | 71840C | QJ1036M | QJ314M | 7209BM | 7313BTN | |||
7200AC | 7316AC | 7571ACM | 7236ACM | 7411ACM | QJ1038M | QJ315M | 7210BM | 7314BTN | |||
7201AC | 7317AC | 7571ACM | 7238ACM | 7412ACM | 71901C | QJ1040M | QJ316M | 7211BM | 7315BTN | ||
7202AC | 7318AC | 7571ACM | 7240ACM | 7413ACM | 71902C | QJ1044M | QJ317M | 7212BM | 7316BTN | ||
7203AC | 7319AC | 7026ACM | 7244ACM | 7414ACM | 71903C | QJ1048M | QJ318M | 7213BM | 7317BTN | ||
7204AC | 7320AC | 7571ACM | 7415A0M | 71904C | QJ319M | 7214BM | 7318BTN | ||||
7205AC | 7321AC | 7030ACM | 7301ACM | 7416ACM | 71905C | QJ205M | QJ320M | 7215BM | 7319BTN | ||
7206AC | 7322AC | 7032ACM | 7302ACM | 7417ACM | 71906C | QJ206M | QJ322M | 7216BM | 7320BTN | ||
7207AC | 7324AC | 7034ACM | 7303ACM | 7418ACM | 71907C | QJ207M | QJ324M | 7217BM | 7322BTN | ||
7208AC | 7036ACM | 7304A0M | 7420ACM | 71908C | QJ208M | QJ326M | 7218BM | ||||
7209AC | 7405AC | 7038ACM | 7305ACM | 7432ACM | 71909C | QJ209M | QJ328M | 7219BM | |||
7210AC | 7406AC | 7040ACM | 7306ACM | 71910C | QJ210M | QJ330M | 7220BM | ||||
7211AC | 7407AC | 7044ACM | 7307ACM | 71911C | QJ211M | QJ336M | 7222BM |
Our business:Produce and customize various bearing brands. (Packaging and logo can be customized. All copyright belongs to the customer. We promise not to disclose any information.)
We can supply a wide range of Auto bearings. The bearings are widely applicable to themost of cars in the world.
Detailed Photos
Packaging & Shipping
Company Profile
HangZhou Haver Seiko Bearing Co.,Ltd. is a high-end Automotive bearing manufacturer from ZheJiang China. Its headquarters is located in HangZhou,ZheJiang Province.HangZhou Haver Seiko Bearing Co.,Ltd. Exports 80% of its auto parts,covering more than 40% countries in Europe,the Middle East,Southeast Asia, and South America.
As a high-end brand in the automotive bearing manufacturing industry, HangZhou Haver Seiko Bearing Co.,Ltd. has more than 20 years of experience in automotive design and manufacturing,and can meet the most stringent requirements of customers.
Exhibitions&Partners
FAQ
Q:Are you trading company or manufacturer?
–We are the company dealing in trading business and manufacturing business.
Q:What’s the MOQ?
–MOQ is 2pcs for standardized products; 300pcs for customized products. There is no MOQ for sample orders.
Q:How long is the lead time?
–The lead time for sample orders is 1-3 days, for bulk orders is generally in 3-15 days.The delivery time is generally in 2 days after payment. It’s according to the order amount.
Q:Do you offer free samples?
–If you place an order, we can return part of sample fee even all of fee to you. It also depends on the quantity of order and the type of sample. And you just need to pay freight.
Q: Could you customized for me?
–Sure,we can supply OEM service as per your drawing or samples.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Contact Angle: | 25° |
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Aligning: | Non-Aligning Bearing |
Separated: | Unseparated |
Samples: |
US$ 0/Piece
1 Piece(Min.Order) | Order Sample |
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Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Can rolling contact bearings be customized or modified to meet specific industrial requirements?
Yes, rolling contact bearings can be customized or modified to meet specific industrial requirements. Bearing manufacturers offer a range of customization options to tailor bearings to unique application needs. These customizations can include modifications in design, materials, dimensions, and performance characteristics. Here’s a detailed explanation of the customization possibilities for rolling contact bearings:
- Design Modifications:
Bearing manufacturers can modify the design of rolling contact bearings to suit specific industrial requirements. This can involve altering the internal geometry, such as ball or roller profiles, cage design, or the number and arrangement of rolling elements. Design modifications aim to optimize the bearing’s load-carrying capacity, speed capability, or resistance to specific operating conditions. By customizing the design, manufacturers can address unique challenges and enhance the performance of rolling contact bearings in specific applications.
- Material Selection:
Rolling contact bearings can be customized by choosing specific materials for their components. Material selection depends on factors such as load requirements, operating temperatures, corrosion resistance, and lubrication conditions. Bearing manufacturers offer a variety of materials for various components, including bearing rings, rolling elements, cages, and seals. For example, high-temperature applications may require bearing rings made of heat-resistant steel or ceramic rolling elements to withstand the elevated temperatures. By selecting appropriate materials, rolling contact bearings can be customized to optimize their performance and reliability in specific industrial environments.
- Dimensional Modifications:
Bearing dimensions can be customized to meet specific industrial requirements. This may involve adjusting the inner and outer ring diameters, bore and outer diameter tolerances, or overall bearing width. Dimensional modifications are particularly useful when retrofitting bearings into existing equipment with unique space constraints. Customized dimensional changes ensure proper fitment and compatibility with the surrounding components, enabling seamless integration of rolling contact bearings into the target application.
- Sealing and Lubrication:
Sealing arrangements and lubrication options can be customized for rolling contact bearings. The choice of seals and lubricants depends on the desired level of contamination protection, operating temperatures, and specific requirements of the application. Customized sealing arrangements can include various types of seals, such as contact seals, non-contact seals, or specialized labyrinth seals, to prevent the ingress of contaminants and retain lubrication. Lubrication customization can involve selecting different types of lubricants, additives, or applying specific lubrication methods to optimize the bearing’s performance and extend its service life in specific industrial settings.
- Specialized Coatings and Surface Treatments:
To enhance the performance and durability of rolling contact bearings, manufacturers offer specialized coatings and surface treatments. These modifications can include applying corrosion-resistant coatings, low-friction coatings, or protective surface treatments to improve wear resistance or reduce frictional losses. Specialized coatings and surface treatments can be customized to specific industrial requirements, providing enhanced performance, longer service life, and improved reliability in challenging operating conditions.
Customization options for rolling contact bearings ensure that they can be tailored to meet the specific needs of various industries and applications. By collaborating with bearing manufacturers and providing detailed application requirements, industrial users can benefit from customized bearings that offer optimized performance, increased reliability, and extended service life in their specific operating environments.
What are the eco-friendly or sustainable aspects of rolling contact bearing materials?
Rolling contact bearing materials can contribute to eco-friendliness and sustainability in several ways. Here’s a detailed explanation of the eco-friendly and sustainable aspects of rolling contact bearing materials:
- Recyclability:
Many rolling contact bearing materials, such as steel and certain types of alloys, are highly recyclable. At the end of their service life, bearings can be dismantled, and the materials can be recycled or reused. Recycling bearings helps reduce the demand for raw materials, conserves energy, and minimizes waste generation. By promoting a circular economy, the recyclability of bearing materials contributes to resource conservation and waste reduction.
- Energy Efficiency:
Rolling contact bearings play a crucial role in improving energy efficiency in various applications. By reducing friction and minimizing power losses, bearings help optimize the performance of machinery and equipment. When machines operate more efficiently, they consume less energy, leading to reduced greenhouse gas emissions and lower carbon footprints. The use of high-quality bearing materials, coatings, and lubricants further enhances energy efficiency by minimizing frictional losses.
- Long Service Life:
Rolling contact bearings are designed to have long service lives under normal operating conditions. Their ability to withstand heavy loads, resist wear, and operate reliably contributes to extended equipment lifetimes. By reducing the frequency of bearing replacements, industries can minimize material consumption, waste generation, and environmental impact associated with manufacturing and disposal processes. The longer service life of rolling contact bearings promotes sustainability by reducing resource consumption and improving equipment lifecycle management.
- Reduced Maintenance:
The use of high-quality rolling contact bearing materials can contribute to reduced maintenance requirements. Bearings that are resistant to wear, corrosion, and fatigue offer longer maintenance intervals, reducing the need for frequent inspections, replacements, and repairs. This not only saves time and labor but also reduces the consumption of maintenance-related resources such as lubricants and spare parts. The reduced maintenance needs of rolling contact bearings contribute to sustainable operations by optimizing resource utilization and minimizing maintenance-related waste.
- Environmental Compliance:
Rolling contact bearing materials are subject to various environmental regulations and standards. Manufacturers strive to comply with these regulations by ensuring that their materials are free from hazardous substances or restricted substances. Compliance with regulations such as the Restriction of Hazardous Substances (RoHS) directive helps prevent the use of environmentally harmful materials, reducing the potential environmental impact during the manufacturing, use, and disposal stages of rolling contact bearings.
Overall, rolling contact bearing materials offer several eco-friendly and sustainable aspects, including recyclability, energy efficiency, long service life, reduced maintenance requirements, and compliance with environmental regulations. These aspects contribute to resource conservation, waste reduction, energy savings, and minimized environmental impact throughout the lifecycle of rolling contact bearings.
How do rolling contact bearings contribute to reduced friction and improved efficiency in machinery?
Rolling contact bearings play a crucial role in reducing friction and improving the efficiency of machinery. They achieve this through several design features and operating characteristics. Here’s a detailed explanation of how rolling contact bearings contribute to reduced friction and improved efficiency:
- Rolling Motion:
Unlike sliding contact bearings, which rely on sliding friction between surfaces, rolling contact bearings utilize rolling motion between the rolling elements (balls or rollers) and the raceways. This rolling motion significantly reduces friction compared to sliding friction, resulting in lower energy losses and improved efficiency. The rolling contact between the elements and the raceways minimizes surface contact and allows smooth rotation with reduced frictional resistance.
- Lubrication:
Rolling contact bearings are typically lubricated with oils or greases to further reduce friction and wear. Lubricants form a thin film between the rolling elements and the raceways, providing a protective layer that separates the surfaces and minimizes direct metal-to-metal contact. This lubricating film reduces friction and dissipates heat generated during operation, contributing to smoother rotation and improved efficiency.
- Reduced Sliding Friction:
As mentioned earlier, rolling contact bearings rely on rolling motion rather than sliding friction. This design characteristic reduces the occurrence of sliding friction between the bearing components, resulting in lower frictional forces and decreased energy losses. The reduced sliding friction contributes to improved efficiency and can translate into energy savings in various machinery applications.
- Load Distribution:
Rolling contact bearings distribute loads more evenly compared to sliding contact bearings. The rolling elements in a bearing share the load and distribute it over a larger contact area, reducing localized stress and minimizing friction. This load distribution characteristic helps prevent excessive wear and prolongs the service life of the bearing. By maintaining efficient load distribution, rolling contact bearings contribute to improved efficiency and reliability in machinery.
- High-Speed Capability:
Rolling contact bearings are well-suited for high-speed applications due to their low friction characteristics. The rolling motion and reduced sliding friction allow these bearings to rotate at higher speeds with minimal heat generation. This high-speed capability is essential for various machinery, such as electric motors, machine tools, and automotive components, where efficient power transmission and rotational precision are critical for optimal performance and efficiency.
In summary, rolling contact bearings contribute to reduced friction and improved efficiency in machinery through their rolling motion, effective lubrication, reduced sliding friction, even load distribution, and high-speed capability. These design features and operating characteristics minimize energy losses, reduce wear, and enhance the overall performance and reliability of machinery in a wide range of industries.
editor by CX 2024-03-27
China supplier Deep Groove/Angular Contact/Thrust Ball Bearing Tapered/Spherical/Needle Roller Bearing Wheel Auto Hub Rolling Bearing deep groove ball bearing
Product Description
Angular contact ball bearing
1.Anglular contact ball bearing steel balls and inside and outside the points of contact with the circle attachment radial into a point of view. Contact Angle generally divided into 15 °, 30 °, 40 °, respectively for the letter C, A, B says, brand special production contact Angle for 25 ° of these bearings, with the A5 said. Angle contact ball bearing main bear big one-way axial load, the greater the contact Angle, the greater the ability to bear a heavy load. Maintains a material with a steel, brass or engineering plastic, forming a way to have a press or turning, depending on the bearings form or conditions of use different and choose. There are other combined angular contact ball bearing, double row angular contact ball bearing and four-point contact ball bearing.
2.Angle contact ball bearings are widely used in mechanical industry,like in various machinery such as metallurgic machinery,mining machinery,paper making machinery,exile machinery,etc.
Company Profile
In 2013, 1 associates decided to create an innovative sales service of bearings to satisfy diffierent kinds of application.
In order to supply even more stable quality to our vast customers, we established a factory in HangZhou city, ZHangZhoug province, China, near HangZhou and ZheJiang port, which has recognized by special ISO. The various bearings we produce there have been inspected and confirmed by SGS to be RoHS compliant.
In order to satisfy our customer’s diffierent industrial requirement: Advises, quick quotations, quick delievery, difficullt sourcing bearing products, the best suitable bearing(price, quality), We are working with over 300 suppliers to make sure to get the perfect part for you. We strive to offer the most precise and most suitable bearing for each part.
We Registered “GNYAR” in 2014, registered “MAJC” in 2018, both was received in high-performance praise, and earned high reputation among customers from motorcycle parts, auto parts and embroidery machine spare parts, Power tools, agricultural machine, bicycle, Semiconductor Facilities. Fitness Equipments, Toys, fishing, industrial using design.
After years of development, we believe that by establishing a mutually beneficial relationship with our customers we can both continue to grow and prosper, we wish and hope to always grant you satisfaction.
Other products
Product application
FAQ
Q:What’s your after-sales service and warranty?
A: We promise to bear the following responsibility when defective product is found:
1.12 months warranty from the first day of receiving goods;
2. Replacements would be sent with goods of your next order;
3. Refund for defective products if customers require.
Q:Do you accept ODM&OEM orders?
A: Yes, we provide ODM&OEM services to worldwide customers, we are CZPT to customize housings in different styles, and sizes in different brands, we also customize circuit board & packaging box as per your requirements.
Q:What’s the MOQ?
A: MOQ is 10pcs for standardized products; for customized products, MOQ should be negotiated in advance. There is no MOQ for sample orders.
Q:Do you offer free samples?
A: Yes we offer free samples to distributors and wholesalers
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Rotations: | Smoothy |
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Aligning: | Non-Aligning Bearing |
Separated: | Unseparated |
Rows Number: | Single |
Load Direction: | Radial Bearing |
Material: | Bearing Steel |
Samples: |
US$ 1/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
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What are the potential challenges or limitations associated with using rolling contact bearings in various industries?
Rolling contact bearings offer numerous benefits and are widely used in various industries. However, there are certain challenges and limitations associated with their use. It is important to understand these potential issues to ensure proper application and mitigate any adverse effects. Here’s a detailed explanation of the challenges and limitations associated with using rolling contact bearings:
- Load Capacity:
While rolling contact bearings are designed to handle substantial loads, there are limitations to their load capacity. Exceeding the specified load limits can lead to premature wear, increased friction, and potentially catastrophic failure. It is crucial to consider the expected loads in the application and select bearings with appropriate load ratings and configurations. In some high-load applications, alternative bearing types, such as spherical roller bearings or tapered roller bearings, may be more suitable to handle the specific load requirements.
- Speed Limitations:
Rolling contact bearings have speed limitations that need to be considered in high-speed applications. At high rotational speeds, centrifugal forces can affect the performance and reliability of rolling contact bearings. The limitation is primarily due to factors such as the bearing’s internal clearance, cage design, lubrication, and the potential for increased heat generation. To overcome speed limitations, specialized high-speed bearings with improved designs and materials, such as ceramic balls or hybrid bearings, may be used in certain applications.
- Maintenance and Lubrication:
Proper maintenance and lubrication are essential for the reliable operation of rolling contact bearings. Inadequate lubrication or improper maintenance practices can result in increased friction, heat buildup, and premature wear. It is important to follow the manufacturer’s recommendations for lubrication intervals, lubricant selection, and application methods. In some applications, such as high-temperature environments or extreme operating conditions, special considerations may be required to ensure effective lubrication and prevent bearing failure.
- Environmental Factors:
Rolling contact bearings can be sensitive to certain environmental factors. Exposure to contaminants, such as dirt, dust, moisture, or aggressive chemicals, can lead to accelerated wear and corrosion. In industries where the operating environment is harsh or contaminated, additional protective measures, such as sealing arrangements or the use of specialized coatings, may be necessary to enhance the bearing’s resistance to environmental factors. It is important to evaluate the specific environmental conditions and select bearings that are suitable for the intended application.
- Installation and Alignment:
Improper installation or misalignment of rolling contact bearings can result in reduced performance and premature failure. Achieving accurate alignment and proper fitment during installation is crucial. Misalignment can lead to increased friction, uneven load distribution, and potential damage to the bearing surfaces. It is necessary to follow the manufacturer’s installation guidelines, use appropriate tools, and employ precision alignment techniques to ensure optimal performance and longevity of the bearings.
- Size and Space Constraints:
In some applications, size and space constraints may limit the use of rolling contact bearings. The available space for bearing installation may be limited, requiring the use of compact or specialized bearing designs. Additionally, certain applications may demand high load-carrying capacity within a restricted envelope, necessitating careful bearing selection and possibly the use of alternative bearing types. It is important to consider the space limitations and select bearings that can accommodate the specified requirements while fitting within the available space.
While rolling contact bearings offer numerous advantages, it is essential to be aware of the potential challenges and limitations associated with their use. By understanding these factors and taking appropriate measures, such as careful selection, proper maintenance, and adherence to installation guidelines, the performance and reliability of rolling contact bearings can be optimized in various industries and applications.
How do rolling contact bearings enhance the overall efficiency and functionality of machinery and equipment?
Rolling contact bearings play a crucial role in enhancing the overall efficiency and functionality of machinery and equipment. Here’s a detailed explanation of how rolling contact bearings contribute to improved efficiency and functionality:
- Reduced Friction:
Rolling contact bearings are designed to minimize friction between moving parts. They consist of rolling elements, such as balls or rollers, that reduce the contact surface area and enable rolling motion. This rolling action results in lower friction compared to sliding contact, allowing machinery to operate with reduced energy consumption. By reducing frictional losses, rolling contact bearings help optimize the efficiency of machinery and equipment.
- Load Distribution:
Rolling contact bearings distribute loads evenly across their rolling elements. This load distribution capability ensures that the forces acting on the machinery are spread out and shared by multiple bearing points. By distributing the load, rolling contact bearings help prevent excessive stress on individual components and minimize the risk of premature failure. This improves the overall functionality and reliability of machinery, allowing it to operate under heavy loads without compromising performance.
- High-Speed Capability:
Rolling contact bearings are designed to operate at high speeds. The rolling elements and raceways are precisely engineered to minimize the centrifugal forces and minimize frictional heat generation. This allows machinery and equipment to achieve higher rotational speeds without compromising performance or reliability. The high-speed capability of rolling contact bearings is particularly advantageous in applications such as automotive engines, turbines, machine tools, and high-speed manufacturing processes.
- Reduced Vibration and Noise:
Rolling contact bearings help reduce vibration and noise in machinery and equipment. The rolling action of the bearing elements minimizes friction-induced vibrations, resulting in smoother operation. Additionally, well-designed and properly lubricated rolling contact bearings dampen vibrations caused by external forces or imbalances in rotating parts. By reducing vibration and noise levels, rolling contact bearings contribute to a quieter and more comfortable working environment, as well as improved accuracy and precision in equipment that requires high levels of stability.
- Versatility and Flexibility:
Rolling contact bearings offer versatility and flexibility in machinery design. They come in various types and configurations, such as deep groove ball bearings, angular contact ball bearings, cylindrical roller bearings, and tapered roller bearings, each suited for specific applications and load conditions. The availability of different bearing sizes and designs allows engineers and designers to select the most appropriate bearing for their specific machinery requirements. This versatility and flexibility enable the optimization of machinery performance and functionality.
- Compact Design:
Rolling contact bearings enable compact and space-saving machinery designs. Their ability to handle high loads while occupying minimal space allows for the creation of more compact equipment. This is particularly beneficial in applications where space is limited, such as automotive, aerospace, and portable devices. The compact design made possible by rolling contact bearings enhances the overall functionality and efficiency of machinery by maximizing the use of available space.
In summary, rolling contact bearings enhance the overall efficiency and functionality of machinery and equipment through reduced friction, load distribution, high-speed capability, vibration and noise reduction, versatility and flexibility in design, and compactness. By optimizing the performance of rotating components, rolling contact bearings contribute to improved energy efficiency, reliability, precision, and longevity of machinery and equipment in various industries.
How do rolling contact bearings differ from other types of bearings like plain bearings?
Rolling contact bearings and plain bearings are two different types of bearings used in mechanical systems, and they differ in their design, operation, and characteristics. Here’s a detailed explanation of the differences between rolling contact bearings and plain bearings:
- Design and Construction:
Rolling contact bearings, as the name suggests, utilize rolling elements (such as balls or rollers) to facilitate smooth motion between the rotating or moving parts. They consist of an inner ring, an outer ring, rolling elements, and a cage or retainer that keeps the rolling elements in position. The rolling elements roll between the raceways of the inner and outer rings, reducing friction and enabling relative motion.
Plain bearings, on the other hand, rely on a sliding interface between the bearing surfaces. They typically consist of two surfaces: a stationary bearing surface and a moving surface. The stationary surface is often a metal shell or housing, while the moving surface is a separate bearing material, such as a low-friction metal or polymer. The two surfaces slide against each other, with a lubricating film separating them to minimize friction.
- Friction and Efficiency:
One of the key differences between rolling contact bearings and plain bearings is the amount of friction generated during operation. Rolling contact bearings have lower friction compared to plain bearings. The rolling elements in rolling contact bearings reduce the contact area and allow for rolling motion, resulting in reduced friction and improved efficiency. In contrast, plain bearings rely on sliding motion, which generates more friction and can lead to higher energy losses.
- Load Capacity and Performance:
Rolling contact bearings are typically designed to handle higher loads and provide better load distribution compared to plain bearings. The rolling elements in rolling contact bearings distribute the loads across their contact surfaces, reducing stress concentrations and enabling the bearings to support heavier loads. This makes rolling contact bearings suitable for applications with higher load requirements, such as heavy machinery and industrial equipment.
Plain bearings, while generally having lower load capacities, offer advantages in applications that require self-lubrication or the ability to operate in harsh environments. The sliding motion in plain bearings helps distribute lubrication evenly across the bearing surfaces, reducing the need for external lubrication systems. Additionally, plain bearings can better tolerate contaminants, such as dirt or debris, which can cause problems in rolling contact bearings.
- Maintenance and Service Life:
Rolling contact bearings typically require less maintenance compared to plain bearings. Rolling contact bearings are designed with pre-defined lubrication systems, and periodic lubrication or inspection is usually sufficient to ensure their proper operation. Plain bearings, on the other hand, may require regular lubrication or replacement of the bearing material to maintain optimal performance.
In terms of service life, rolling contact bearings often have a longer service life compared to plain bearings. The rolling motion and reduced friction in rolling contact bearings result in less wear and longer operational durability. Plain bearings, due to the sliding motion, may experience more wear over time, especially in high-load or high-speed applications.
- Application and Usage:
Rolling contact bearings and plain bearings find their applications in different scenarios. Rolling contact bearings are commonly used in applications that require high-speed rotation, precise motion control, and heavy load-carrying capacity. They are found in various industries, including automotive, aerospace, industrial machinery, and more.
Plain bearings, on the other hand, are often utilized in situations where self-lubrication, resistance to contaminants, or low-speed and oscillating motion are required. They are commonly found in applications such as engines, pumps, turbines, and construction equipment.
In summary, rolling contact bearings and plain bearings differ in their design, operation, friction characteristics, load-carrying capacity, maintenance requirements, and applications. Rolling contact bearings utilize rolling elements for reduced friction, higher load capacity, and efficient motion, making them suitable for high-speed and heavy-load applications. Plain bearings rely on sliding surfaces, offer self-lubrication advantages, and are often used in low-speed or oscillating motion scenarios.
editor by CX 2024-03-03
China best Angular Contact Ball Bearing for Automobile Wheel Hub Metal Double double row ball bearing
Product Description
Angular contact ball bearings are CZPT to support radial load and axial load. As single row angular contact ball bearings can only support axial load in single direction, matched bearing mounting is often adopted to them as matched parts of bearings, preload for them is more convenient.
Retainers are made of brass, synthetic resins or others subject to individual bearing features and application conditions.
Angular contact ball bearing include:
1) Single row angular contact ball bearing
2) Matched angular contact ball bearing
3) Double row angular contact ball bearing
4) Four-point contact ball bearing
Angular contact ball bearings features :
1) Load capacities are higher than deep groove ball bearings of same dimensions;
2) Used for bearing radial-axial combined loads or pure thrust loads;
3) Low operating friction and high limiting speed.
Type |
Angular contact ball bearing |
Material |
GCr15/stainless steel/carbon steel/Plastic/Ceramic |
Bore size |
35 mm |
Outer diameter |
72 mm |
Width |
30.2 mm |
Seal type |
Open RS Z 2RS ZZ |
Cage |
Stamping steel/Brass/Nylon/Ceramic |
Certificate |
ISO9001:2000 |
Application |
Automobile, tractor, machine tool, electrical machine, water pump, agriculture machine, textile machine, etc. |
Packaging |
Original brand Plastic bag+Original brand Paper box+Original brand Carton box+Wooden pallet; Customer’s special requests are acceptable. |
Service |
OEM service, Customization service, Customers’ Logo service; |
Complete process for the production and quality assurance ensures our products can meet your requirement. We are committed to be responsible for each set of bearing and industrial products sold to our clients. Relying on strong resource network, we can supply any bearing with competitive price to meet each customer’ demand and guarantee each customer’s benefit. |
Company Profile
In order to meet the needs of the masses of customers and improve the market competitiveness of our company,
we can provide OEM service according to our customers′ Needs. We have gained ISO9001 certificate, CE certificate,
GOST certificate and SGS certificate. Our target is to carry out the strategic investment along with the development
of market and need of new products. With our strategic, excellent products, top technology and outstanding service,
we sincerely expect cooperation with more customers and friends for a better future. Our main products include
spherical roller bearing, deep groove ball bearings, cylindrical roller bearings, spherical roller bearings, needle roller
bearings, ball bearing units, water pump bearings, automobile bearing, linear motion bearing, oil-less bearings,
bush and self-lubricating bearings, and non-standard bearings. Also, we supply bearings to our domestic peeling
machine factory and the machine exported to India, Malaysia and Russia, no any complaint from customer until now.
“zero defect, zero complaints” as the quality objective.
FAQ
Q: Are you trading company or manufacturer ?
A: We are a trading company specializing in exporting bearings.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the
goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge
Q.You provide free consultation service?
Yes, before, during and after order, anytime.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Product Name: | Angular Contact Ball Bearing |
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Characteristic: | High Precision |
Advantage: | Large Bearing Capacity |
Holder: | Copper and Iron Retainers |
Quality: | High Quality |
Rolling Body: | Roller Bearings |
Samples: |
US$ 5/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
How do rolling contact bearings perform in high-speed or high-load applications?
Rolling contact bearings are designed to perform effectively in high-speed and high-load applications. Their specific design features and characteristics allow them to withstand the demands and challenges associated with these conditions. Here’s a detailed explanation of how rolling contact bearings perform in high-speed or high-load applications:
- High-Speed Performance:
Rolling contact bearings are well-suited for high-speed applications due to their low friction characteristics. The rolling motion between the rolling elements and the raceways minimizes friction and heat generation, enabling smooth rotation at high speeds. The design of rolling contact bearings, including the selection of suitable materials and precision manufacturing, ensures the balance between load-carrying capacity and reduced friction at high speeds. As a result, these bearings can operate efficiently and reliably in applications such as electric motors, machine tools, turbochargers, and aerospace systems that require rapid and precise rotational motion.
- High-Load Capacity:
Rolling contact bearings are engineered to handle high loads and distribute them effectively. The rolling elements in the bearings, such as balls or rollers, distribute the applied loads over a larger contact area, reducing stress concentrations and preventing premature failure. The materials used in rolling contact bearings, such as high-grade steels and specialized alloys, provide the necessary strength and durability to withstand heavy loads. Additionally, the design of the bearing, including the number and size of the rolling elements, the geometry of the raceways, and the cage construction, is optimized to maximize load-carrying capacity. This enables rolling contact bearings to perform reliably in high-load applications, including heavy machinery, automotive drivetrains, construction equipment, and industrial processes.
- Lubrication for High-Speed and High-Load Conditions:
Lubrication is crucial for the performance of rolling contact bearings in high-speed or high-load applications. The lubricant helps reduce friction, dissipate heat, and prevent wear and damage to the bearing surfaces. For high-speed applications, specialized lubricants with low viscosity and high thermal stability are often used to ensure efficient lubrication and prevent excessive heat buildup. In high-load applications, lubrication plays a vital role in load distribution and reducing the risk of premature failure due to excessive stress. Proper lubrication selection and maintenance are essential to ensure optimal performance and longevity of rolling contact bearings under high-speed or high-load conditions.
- Preload and Stiffness:
In certain high-speed or high-load applications, rolling contact bearings may be preloaded to enhance their stiffness and improve their performance. Preload is a controlled axial force applied to the bearing that eliminates internal clearances and minimizes deflection under load. By applying preload, the rolling contact bearings can maintain their dimensional stability, minimize vibration, and enhance their ability to handle high-speed or high-load conditions. Preload is commonly utilized in precision machine tools, spindle bearings, and other applications where rotational accuracy and rigidity are critical.
In summary, rolling contact bearings perform exceptionally well in high-speed or high-load applications. They are designed to minimize friction, handle heavy loads, and maintain operational integrity under demanding conditions. Through their low friction characteristics, high-load capacity, appropriate lubrication, and potential use of preload, rolling contact bearings ensure reliable and efficient operation in various industries and applications requiring high-speed or high-load capabilities.
Can you provide guidance on the selection and sizing of rolling contact bearings for specific applications?
Yes, I can provide guidance on the selection and sizing of rolling contact bearings for specific applications. Choosing the right rolling contact bearings involves considering various factors such as load requirements, operating conditions, speed, and environmental factors. Here’s a detailed explanation of the steps involved in selecting and sizing rolling contact bearings:
- Identify Application Requirements:
Start by identifying the specific requirements of your application. Consider factors such as the type and magnitude of the loads the bearing will be subjected to, the operating speed, and any special environmental conditions like temperature, moisture, or exposure to corrosive substances. Understanding these requirements is crucial as it forms the basis for selecting the appropriate rolling contact bearing.
- Analyze Load Conditions:
Next, analyze the load conditions acting on the bearing. Determine if the load is radial, axial, or a combination of both. Consider factors such as the magnitude, direction, and frequency of the load. This analysis helps in determining the appropriate bearing type, such as deep groove ball bearings, angular contact ball bearings, cylindrical roller bearings, or tapered roller bearings, that can handle the specific load conditions effectively.
- Calculate Equivalent Load:
Calculate the equivalent load acting on the bearing. In cases where the load acting on the bearing is a combination of radial and axial loads, it is necessary to calculate the equivalent load. The equivalent load accounts for the differing effects of radial and axial loads on the bearing and helps in determining the required bearing size and capacity.
- Consider Speed and Operating Conditions:
Take into account the speed at which the bearing will operate and the specific operating conditions. Higher speeds may require bearings with special design features or materials to handle the increased centrifugal forces and temperature rise. Consider factors such as lubrication requirements, temperature limits, and any special considerations for factors like shock loads, vibrations, or misalignment. These factors influence the selection of appropriate bearing types and configurations.
- Consult Bearing Manufacturer’s Catalogs:
Refer to the catalogs or technical specifications provided by bearing manufacturers. These catalogs contain detailed information about various bearing types, sizes, load ratings, and performance characteristics. Use the information provided to narrow down the options based on your application requirements and load calculations.
- Verify Bearing Life:
Check the calculated bearing life to ensure it meets the required operational lifespan of your application. Bearing manufacturers provide life calculation formulas based on industry standards such as ISO or ABMA. These formulas take into account factors like load, speed, and reliability requirements to estimate the expected bearing life. Verify that the selected bearing will provide the desired operational lifespan under the given operating conditions.
- Consider Mounting and Dismounting:
Lastly, consider the ease of mounting and dismounting the bearing in your specific application. Evaluate factors such as the bearing’s fit tolerance, the required clearance or preload, and any special mounting or dismounting procedures. Ensure that the selected bearing can be easily installed and maintained in your application.
It is important to note that the selection and sizing of rolling contact bearings can be complex, and it is advisable to seek the assistance of bearing manufacturers, engineers, or experts in the field to ensure the optimal selection for your specific application.
How do rolling contact bearings differ from other types of bearings like plain bearings?
Rolling contact bearings and plain bearings are two different types of bearings used in mechanical systems, and they differ in their design, operation, and characteristics. Here’s a detailed explanation of the differences between rolling contact bearings and plain bearings:
- Design and Construction:
Rolling contact bearings, as the name suggests, utilize rolling elements (such as balls or rollers) to facilitate smooth motion between the rotating or moving parts. They consist of an inner ring, an outer ring, rolling elements, and a cage or retainer that keeps the rolling elements in position. The rolling elements roll between the raceways of the inner and outer rings, reducing friction and enabling relative motion.
Plain bearings, on the other hand, rely on a sliding interface between the bearing surfaces. They typically consist of two surfaces: a stationary bearing surface and a moving surface. The stationary surface is often a metal shell or housing, while the moving surface is a separate bearing material, such as a low-friction metal or polymer. The two surfaces slide against each other, with a lubricating film separating them to minimize friction.
- Friction and Efficiency:
One of the key differences between rolling contact bearings and plain bearings is the amount of friction generated during operation. Rolling contact bearings have lower friction compared to plain bearings. The rolling elements in rolling contact bearings reduce the contact area and allow for rolling motion, resulting in reduced friction and improved efficiency. In contrast, plain bearings rely on sliding motion, which generates more friction and can lead to higher energy losses.
- Load Capacity and Performance:
Rolling contact bearings are typically designed to handle higher loads and provide better load distribution compared to plain bearings. The rolling elements in rolling contact bearings distribute the loads across their contact surfaces, reducing stress concentrations and enabling the bearings to support heavier loads. This makes rolling contact bearings suitable for applications with higher load requirements, such as heavy machinery and industrial equipment.
Plain bearings, while generally having lower load capacities, offer advantages in applications that require self-lubrication or the ability to operate in harsh environments. The sliding motion in plain bearings helps distribute lubrication evenly across the bearing surfaces, reducing the need for external lubrication systems. Additionally, plain bearings can better tolerate contaminants, such as dirt or debris, which can cause problems in rolling contact bearings.
- Maintenance and Service Life:
Rolling contact bearings typically require less maintenance compared to plain bearings. Rolling contact bearings are designed with pre-defined lubrication systems, and periodic lubrication or inspection is usually sufficient to ensure their proper operation. Plain bearings, on the other hand, may require regular lubrication or replacement of the bearing material to maintain optimal performance.
In terms of service life, rolling contact bearings often have a longer service life compared to plain bearings. The rolling motion and reduced friction in rolling contact bearings result in less wear and longer operational durability. Plain bearings, due to the sliding motion, may experience more wear over time, especially in high-load or high-speed applications.
- Application and Usage:
Rolling contact bearings and plain bearings find their applications in different scenarios. Rolling contact bearings are commonly used in applications that require high-speed rotation, precise motion control, and heavy load-carrying capacity. They are found in various industries, including automotive, aerospace, industrial machinery, and more.
Plain bearings, on the other hand, are often utilized in situations where self-lubrication, resistance to contaminants, or low-speed and oscillating motion are required. They are commonly found in applications such as engines, pumps, turbines, and construction equipment.
In summary, rolling contact bearings and plain bearings differ in their design, operation, friction characteristics, load-carrying capacity, maintenance requirements, and applications. Rolling contact bearings utilize rolling elements for reduced friction, higher load capacity, and efficient motion, making them suitable for high-speed and heavy-load applications. Plain bearings rely on sliding surfaces, offer self-lubrication advantages, and are often used in low-speed or oscillating motion scenarios.
editor by CX 2024-02-28
China wholesaler Deep Groove/Angular Contact/Thrust Ball Bearing Tapered/Spherical/Needle Roller Bearing Wheel Auto Hub Rolling Bearing CZPT CZPT CZPT CZPT CZPT CZPT CZPT connecting rod bearing
Product Description
Product Description
Ball Bearing Specification:
Seals Types | ZZ,Z,2RS,rs,RZ,2RZ,OPEN |
Vibration Level | Z1V1,Z2V2,Z3V3 |
Clearance | C2,C0,C3,C4,C5 |
Tolerance Codes | ABEC-1,ABEC-3,ABEC-5 |
Materral | GCr15-China/AISI52100-USA/Din100Cr6-Germany |
MOQ | 1Set at least |
Delivery Time | 5-10 days after contract |
Payment Terms | TT/PAPAL/WESTERN UNION |
Package | Tube package+outer carton+pallets;Single box+outer carton+pallets; Tube packge+middle box+outer carton+pallets;According to your requirement |
Welcome friends from all over the world to contact us. The Group will adhere to the long-term development concept “Good service is our foundation
,Science and technology for development,Unity, friendship and CZPT cooperation”. Customer satisfaction is our lifeline and our highest honor.We will do our best to meet your requirements, and will do better in the future.
Welcome to send enquiry if you need bearing
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
MOQ: | 1 |
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Brand: | Sdml |
Sample: | Acceptable |
Customized: | Acceptable |
Sealed Type: | 2RS/Zz |
Application: | Machinery |
Samples: |
US$ 0.1/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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Are there specific industries or applications where rolling contact bearings are frequently used?
Rolling contact bearings find extensive use in various industries and applications due to their versatility, load-carrying capacity, and efficiency. Here’s a detailed explanation of some specific industries and applications where rolling contact bearings are frequently employed:
- Automotive Industry:
The automotive industry extensively utilizes rolling contact bearings in various components and systems. These bearings are found in engines, transmissions, wheel hubs, suspension systems, steering columns, and different drivetrain components. In the automotive sector, rolling contact bearings provide reliable support for rotating shafts, facilitate smooth wheel rotation, and contribute to overall vehicle performance and safety.
- Aerospace Industry:
Rolling contact bearings play a critical role in the aerospace industry, where they are used in aircraft engines, landing gear systems, control surfaces, and various other applications. These bearings provide reliable and precise rotation in demanding aerospace environments, contributing to the safety, efficiency, and performance of aircraft.
- Industrial Machinery:
Rolling contact bearings are widely employed in a broad range of industrial machinery. They are found in machine tools, industrial pumps, compressors, conveyors, printing machines, textile machinery, and many other equipment types. These bearings support the rotating components of machinery, enabling smooth and efficient operation while withstanding heavy loads and high speeds.
- Power Generation:
In the power generation sector, rolling contact bearings are utilized in turbines, generators, wind turbines, and other power generation equipment. These bearings withstand the rotational forces and high temperatures associated with power generation, contributing to the efficient conversion of mechanical energy into electrical energy.
- Mining and Construction:
Rolling contact bearings are widely used in mining and construction equipment, such as crushers, conveyors, excavators, and bulldozers. These bearings are designed to handle heavy loads, shock loads, and harsh operating conditions commonly encountered in mining and construction applications.
- Railway Industry:
In the railway industry, rolling contact bearings are utilized in locomotives, passenger trains, freight cars, and rail infrastructure. These bearings support the axles, wheels, and other rotating components of railway systems, ensuring smooth and reliable operation while withstanding the dynamic forces and heavy loads associated with rail transportation.
- Wind Energy:
The wind energy sector relies on rolling contact bearings in wind turbines. These bearings support the rotor shaft, allowing efficient rotation of the turbine blades to convert wind energy into electrical power. Rolling contact bearings in wind turbines are subjected to high axial and radial loads, as well as challenging environmental conditions.
These are just a few examples of the industries and applications where rolling contact bearings are frequently used. They are also employed in countless other sectors, including marine, agriculture, medical equipment, robotics, and more. The versatility and effectiveness of rolling contact bearings make them an essential component in a wide range of machinery and equipment across various industries.
Can you describe the various types of seals and shields used with rolling contact bearings for contamination prevention?
Various types of seals and shields are used with rolling contact bearings to prevent contamination and protect the bearing internals. Here’s a detailed description of the commonly used seals and shields:
- Contact Seals:
Contact seals, also known as lip seals or radial seals, are designed to provide a barrier against contaminants while maintaining lubricant retention within the bearing. These seals consist of a flexible lip that makes contact with the inner or outer ring of the bearing. The lip is typically made of synthetic rubber or elastomeric material. Contact seals effectively prevent the entry of solid particles, liquids, and other contaminants into the bearing. They are suitable for applications with moderate operating speeds and rotational requirements where the sealing function takes priority over low friction.
- Non-Contact Seals:
Non-contact seals, also known as labyrinth seals or gap seals, create a labyrinthine path that hinders the entry of contaminants into the bearing. These seals do not make physical contact with the bearing rings, resulting in lower friction and reduced heat generation compared to contact seals. Non-contact seals are typically constructed using metallic or non-metallic components with precise geometries to create a tortuous path for contaminants. They are suitable for high-speed applications and environments where low friction and minimal heat generation are important considerations.
- Shields:
Shields, also referred to as metal shields or non-contact shields, provide a physical barrier between the rolling elements and the external environment. Shields are typically made of metal, such as steel, and are attached to the outer ring of the bearing. They cover a portion of the bearing’s circumference, leaving a small gap for the rolling elements to function. Shields offer effective protection against larger particles and prevent the direct contact of contaminants with the rolling elements. However, they do not provide a complete seal, allowing for limited air circulation and lubricant flow within the bearing.
- Hybrid Seals:
Hybrid seals combine the advantages of contact seals and non-contact seals. These seals use a combination of contacting and non-contacting elements to provide enhanced protection against contamination. Hybrid seals are designed to reduce friction and heat generation while offering improved sealing performance compared to contact seals. They typically incorporate a non-contacting labyrinth or gap seal with additional contact elements, such as lip seals or brush seals, to provide a more effective barrier against contaminants.
- Ingress Protection (IP) Ratings:
In addition to the specific seal and shield types, rolling contact bearings may also be assigned Ingress Protection (IP) ratings. IP ratings indicate the level of protection provided against solid particles, such as dust and dirt, as well as liquids, such as water and oil. The IP rating is typically represented by a two-digit number, where the first digit represents the level of protection against solid particles, and the second digit represents the level of protection against liquids. Higher IP ratings indicate greater protection against contaminants.
The selection of the appropriate seal or shield type depends on various factors, including the application requirements, operating conditions, contamination risks, and desired friction characteristics. Manufacturers typically provide information on the recommended sealing options for their bearing products, considering the specific application needs and environmental conditions.
How do rolling contact bearings differ from other types of bearings like plain bearings?
Rolling contact bearings and plain bearings are two different types of bearings used in mechanical systems, and they differ in their design, operation, and characteristics. Here’s a detailed explanation of the differences between rolling contact bearings and plain bearings:
- Design and Construction:
Rolling contact bearings, as the name suggests, utilize rolling elements (such as balls or rollers) to facilitate smooth motion between the rotating or moving parts. They consist of an inner ring, an outer ring, rolling elements, and a cage or retainer that keeps the rolling elements in position. The rolling elements roll between the raceways of the inner and outer rings, reducing friction and enabling relative motion.
Plain bearings, on the other hand, rely on a sliding interface between the bearing surfaces. They typically consist of two surfaces: a stationary bearing surface and a moving surface. The stationary surface is often a metal shell or housing, while the moving surface is a separate bearing material, such as a low-friction metal or polymer. The two surfaces slide against each other, with a lubricating film separating them to minimize friction.
- Friction and Efficiency:
One of the key differences between rolling contact bearings and plain bearings is the amount of friction generated during operation. Rolling contact bearings have lower friction compared to plain bearings. The rolling elements in rolling contact bearings reduce the contact area and allow for rolling motion, resulting in reduced friction and improved efficiency. In contrast, plain bearings rely on sliding motion, which generates more friction and can lead to higher energy losses.
- Load Capacity and Performance:
Rolling contact bearings are typically designed to handle higher loads and provide better load distribution compared to plain bearings. The rolling elements in rolling contact bearings distribute the loads across their contact surfaces, reducing stress concentrations and enabling the bearings to support heavier loads. This makes rolling contact bearings suitable for applications with higher load requirements, such as heavy machinery and industrial equipment.
Plain bearings, while generally having lower load capacities, offer advantages in applications that require self-lubrication or the ability to operate in harsh environments. The sliding motion in plain bearings helps distribute lubrication evenly across the bearing surfaces, reducing the need for external lubrication systems. Additionally, plain bearings can better tolerate contaminants, such as dirt or debris, which can cause problems in rolling contact bearings.
- Maintenance and Service Life:
Rolling contact bearings typically require less maintenance compared to plain bearings. Rolling contact bearings are designed with pre-defined lubrication systems, and periodic lubrication or inspection is usually sufficient to ensure their proper operation. Plain bearings, on the other hand, may require regular lubrication or replacement of the bearing material to maintain optimal performance.
In terms of service life, rolling contact bearings often have a longer service life compared to plain bearings. The rolling motion and reduced friction in rolling contact bearings result in less wear and longer operational durability. Plain bearings, due to the sliding motion, may experience more wear over time, especially in high-load or high-speed applications.
- Application and Usage:
Rolling contact bearings and plain bearings find their applications in different scenarios. Rolling contact bearings are commonly used in applications that require high-speed rotation, precise motion control, and heavy load-carrying capacity. They are found in various industries, including automotive, aerospace, industrial machinery, and more.
Plain bearings, on the other hand, are often utilized in situations where self-lubrication, resistance to contaminants, or low-speed and oscillating motion are required. They are commonly found in applications such as engines, pumps, turbines, and construction equipment.
In summary, rolling contact bearings and plain bearings differ in their design, operation, friction characteristics, load-carrying capacity, maintenance requirements, and applications. Rolling contact bearings utilize rolling elements for reduced friction, higher load capacity, and efficient motion, making them suitable for high-speed and heavy-load applications. Plain bearings rely on sliding surfaces, offer self-lubrication advantages, and are often used in low-speed or oscillating motion scenarios.
editor by CX 2024-02-12
China factory Self-Owned Brand Deep Groove/Angular Contact/Thrust Ball Bearing Tapered/Aligning/Needle Roller Bearing Wheel Car Wheel Hub Rolling Bearing bearing air
Product Description
Product Description
MAIN PRODUCTS
Tapered roller bearings, cylindrical roller bearings, ball bearings, self-aligning roller bearings, base bearings, car hub bearings,
truck hub bearings and other products, We can customize the bearing according to the drawings or samples provided by the customer
FIELDS OF APPLICATION
Grain machinery, textile machinery, washing machinery, engineering machinery, industrial deceleration machinery, woodworking
machinery,papermaking machinery, mining machinery, coal mining machinery, lifting machinery, construction machinery,
large transportation equipment,chemical machinery, petroleum machinery, metallurgical industry, large steel mills, cement plants,
energy industry, automobiles, trucks, etc.
Packaging & Shipping
Plastic bag + single box + carton + tray; Industrial packaging + carton + pallet;
We also can According to your requirements to change.
Company Profile
HangZhou CZPT Trading Co., Ltd. was founded in August 2014. It is a bearing manufacturer integrating research, development and sale of bearings, with a floor area of 18,000 square meters and a plant area of 4,800 square meters. The company has a state-level enterprise technology center and a number of provincial high-tech enterprises with strong technical strength. our company was honored as competitive brand in the market.
Equipped with modern production equipment and advanced detection instruments, the company specially produces Bearings including 3 varieties of spherical roller bearings, namely cylindrical roller bearings, tapered roller bearings and thrust
spherical roller bearings, Automobile Hub Bearing,to replace imported high-end products.
With precision of grade P0, grade P6 P5 P4, we bearings are widely used in complete products in metallurgical, mining,
petroleum, chemical, coal, cement, papermaking, wind power, heavy machinery, engineering machineryand port machinery industries. With self-run import & export rights, it sells its products not only across China,but also in tens of other countries and areas such as the United States, Canada, Italy, Russia, German and South Africa.
We would like to serve the customers around the world with our trustworthy products, reasonable price and attentive service.The leading products of the company cover 3 main categories which include more than 3,000 types of bearing products.
FAQ
1.What is your Before-sales Service?
Offer to bear related consultation about technology and application;
Help customers with bearing choice, clearance configuration, products’ life and reliability analysis;
Offer highly cost-effective and complete solution program according to site conditions;
Offer localized program on introduced equipment to save running cost
2.What is your latest delivery time?
If the goods are in stock, usually 5-10 days. Or if the goods are not in stock, it is 15-20 days, which is based
on the quantity.
3.Does your company have quality assurance?
Yes, for 2 years.
4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required
by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
30% deposit,balance payment before delivery.
7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number,
account or account, we will contact you as soon as possible.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
OEM: | Available |
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Rolling Body: | Ball Bearings |
The Number of Rows: | Multi-column |
Outer Dimension: | Small and Medium-Sized (60-115mm) |
Material: | Bearing Steel |
Spherical: | Non-Aligning Bearings |
Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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How do innovations and advancements in rolling contact bearing technology impact their use?
Innovations and advancements in rolling contact bearing technology have a significant impact on their use in various industries. These advancements drive improvements in performance, reliability, efficiency, and versatility of rolling contact bearings. Here’s a detailed explanation of how innovations and advancements in rolling contact bearing technology impact their use:
- Enhanced Performance:
Innovations in rolling contact bearing technology lead to enhanced performance characteristics. Advancements in bearing design, materials, and manufacturing processes result in bearings with improved load-carrying capacity, higher speed capabilities, and increased resistance to wear and fatigue. These enhancements enable rolling contact bearings to withstand higher loads, operate at higher speeds, and provide superior performance in demanding applications. For industries that rely on bearings to support heavy loads or operate in challenging conditions, these advancements translate into improved equipment performance and reliability.
- Extended Service Life:
Advancements in rolling contact bearing technology contribute to extended service life. Innovations in bearing materials, surface treatments, and lubrication techniques help reduce friction, wear, and the risk of premature failure. Newer bearing designs and manufacturing processes ensure better distribution of loads and improved stress distribution, resulting in longer bearing life. The ability of rolling contact bearings to operate reliably for extended periods reduces maintenance requirements, downtime, and overall operating costs for industries that heavily rely on bearings.
- Increased Efficiency:
Advancements in rolling contact bearing technology lead to increased efficiency in various applications. Reduced frictional losses, improved sealing arrangements, and optimized lubrication systems contribute to lower energy consumption and higher overall system efficiency. Bearings with lower friction characteristics result in less power loss, allowing equipment to operate with higher energy efficiency. This is particularly important in industries where energy efficiency is a key consideration, such as automotive, aerospace, and wind energy.
- Expanded Application Range:
Innovations in rolling contact bearing technology enable their use in a broader range of applications. Advancements in bearing materials, coatings, and sealing arrangements enhance their resistance to extreme temperatures, corrosive environments, or other challenging operating conditions. This expands the application possibilities for rolling contact bearings in industries such as oil and gas, mining, chemical processing, and food and beverage. Additionally, advancements in bearing design allow for more compact and lightweight solutions, opening up opportunities for their use in space-constrained applications.
- Integration with Digital Technologies:
The integration of rolling contact bearings with digital technologies is another significant impact of advancements in bearing technology. Sensors and monitoring systems can be incorporated into bearings to collect real-time data on operating conditions, such as temperature, vibration, and load. This data can be used for predictive maintenance, condition monitoring, and optimizing equipment performance. The integration of bearings with digital technologies enables industries to implement proactive maintenance strategies, reduce unplanned downtime, and improve overall equipment reliability.
Overall, innovations and advancements in rolling contact bearing technology have a profound impact on their use in various industries. These advancements result in enhanced performance, extended service life, increased efficiency, expanded application range, and integration with digital technologies. As a result, industries can benefit from improved equipment reliability, reduced maintenance costs, increased productivity, and optimized operational performance.
Can you provide guidance on the selection and sizing of rolling contact bearings for specific applications?
Yes, I can provide guidance on the selection and sizing of rolling contact bearings for specific applications. Choosing the right rolling contact bearings involves considering various factors such as load requirements, operating conditions, speed, and environmental factors. Here’s a detailed explanation of the steps involved in selecting and sizing rolling contact bearings:
- Identify Application Requirements:
Start by identifying the specific requirements of your application. Consider factors such as the type and magnitude of the loads the bearing will be subjected to, the operating speed, and any special environmental conditions like temperature, moisture, or exposure to corrosive substances. Understanding these requirements is crucial as it forms the basis for selecting the appropriate rolling contact bearing.
- Analyze Load Conditions:
Next, analyze the load conditions acting on the bearing. Determine if the load is radial, axial, or a combination of both. Consider factors such as the magnitude, direction, and frequency of the load. This analysis helps in determining the appropriate bearing type, such as deep groove ball bearings, angular contact ball bearings, cylindrical roller bearings, or tapered roller bearings, that can handle the specific load conditions effectively.
- Calculate Equivalent Load:
Calculate the equivalent load acting on the bearing. In cases where the load acting on the bearing is a combination of radial and axial loads, it is necessary to calculate the equivalent load. The equivalent load accounts for the differing effects of radial and axial loads on the bearing and helps in determining the required bearing size and capacity.
- Consider Speed and Operating Conditions:
Take into account the speed at which the bearing will operate and the specific operating conditions. Higher speeds may require bearings with special design features or materials to handle the increased centrifugal forces and temperature rise. Consider factors such as lubrication requirements, temperature limits, and any special considerations for factors like shock loads, vibrations, or misalignment. These factors influence the selection of appropriate bearing types and configurations.
- Consult Bearing Manufacturer’s Catalogs:
Refer to the catalogs or technical specifications provided by bearing manufacturers. These catalogs contain detailed information about various bearing types, sizes, load ratings, and performance characteristics. Use the information provided to narrow down the options based on your application requirements and load calculations.
- Verify Bearing Life:
Check the calculated bearing life to ensure it meets the required operational lifespan of your application. Bearing manufacturers provide life calculation formulas based on industry standards such as ISO or ABMA. These formulas take into account factors like load, speed, and reliability requirements to estimate the expected bearing life. Verify that the selected bearing will provide the desired operational lifespan under the given operating conditions.
- Consider Mounting and Dismounting:
Lastly, consider the ease of mounting and dismounting the bearing in your specific application. Evaluate factors such as the bearing’s fit tolerance, the required clearance or preload, and any special mounting or dismounting procedures. Ensure that the selected bearing can be easily installed and maintained in your application.
It is important to note that the selection and sizing of rolling contact bearings can be complex, and it is advisable to seek the assistance of bearing manufacturers, engineers, or experts in the field to ensure the optimal selection for your specific application.
What are the common types of rolling contact bearings, such as ball bearings or roller bearings?
Rolling contact bearings are available in various types, each designed to accommodate specific load capacities, speeds, and application requirements. The most common types of rolling contact bearings include ball bearings and roller bearings. Here’s a detailed explanation of these common types:
- Ball Bearings:
Ball bearings are the most widely used type of rolling contact bearings. They consist of one or more rows of balls placed between two rings—an inner ring and an outer ring. The balls roll along the raceways formed on the rings, enabling smooth and low-friction rotation. Ball bearings are known for their high rotational speeds, low starting torque, and relatively low load capacity compared to roller bearings.
There are several variations within the category of ball bearings, including:
- Deep Groove Ball Bearings: These ball bearings have deep raceway grooves, allowing them to accommodate both radial and axial loads. They are commonly used in applications such as electric motors, appliances, and automotive components.
- Angular Contact Ball Bearings: Angular contact ball bearings can handle both radial and axial loads. They have an angled contact surface between the balls and the raceways, enabling them to support higher axial loads and facilitate combined radial and axial movements. These bearings are often used in machine tools, pumps, and gearboxes.
- Thrust Ball Bearings: Thrust ball bearings are designed to support axial loads in a single direction. They consist of two rings with a set of balls sandwiched between them. Thrust ball bearings are commonly used in applications such as automotive transmissions and steering systems.
- Roller Bearings:
Roller bearings, as the name implies, utilize cylindrical or tapered rollers instead of balls to facilitate motion. Roller bearings are capable of handling higher loads and are often used in heavy-duty applications. The common types of roller bearings include:
- Cylindrical Roller Bearings: Cylindrical roller bearings feature cylindrical rollers that provide a large contact area with the raceways. They can accommodate high radial loads and moderate axial loads. Cylindrical roller bearings are commonly used in applications such as machine tool spindles, electric motors, and gearboxes.
- Tapered Roller Bearings: Tapered roller bearings consist of tapered rollers and inner and outer rings with tapered raceways. They can support both radial and axial loads in a single direction. Tapered roller bearings are commonly used in automotive wheel bearings, heavy machinery, and construction equipment.
- Spherical Roller Bearings: Spherical roller bearings have barrel-shaped rollers and two raceways on the inner and outer rings that are inclined relative to the bearing axis. This design allows them to accommodate misalignment and axial displacement. Spherical roller bearings are commonly used in applications with heavy loads, such as mining equipment, paper mills, and crushers.
- Needle Roller Bearings: Needle roller bearings use long, thin rollers that have a high length-to-diameter ratio. They are suitable for applications with limited radial space and high load capacity. Needle roller bearings are commonly used in automotive transmissions, industrial gearboxes, and motorcycle engines.
These are some of the common types of rolling contact bearings, including ball bearings and roller bearings. Each type has its own advantages and is suitable for specific applications based on factors such as load requirements, speed, and space limitations.
editor by CX 2024-02-07
China manufacturer Bearing China Wheel Ball Roller Rolling Bearing/Angular Contact Ball Bearing/Wheel Hub Bearing Motor 22213 Spherical Roller Bearing with Good quality
Product Description
Product Description
Packaging & Shipping
Company Profile
Our Advantages
FAQ
Basic Info.
Model NO. | 22311 23032 | Separated | Separated |
MOQ | 1PCS | Quality | Guaranteed |
Mainly Market | America Europe Asia Africa | Serive | OEM |
Stock | Rich Stocks | Feature | High Precision, Small Torque, Low Noise |
Transport Package | Industrial Packing or as Per Requirement | Specification | 22311 23032 |
Trademark | FOS Bearing or OEM | Origin | YANDIAN, ZheJiang |
HS Code | 8482200000 | Production Capacity | 7000PCS/Month |
Product Decription
The outer spherical ball bearing is actually a variant of the deep groove ball bearing. Its characteristic is that its outer ring outer diameter surface is a spherical surface, which can be fitted into the corresponding concave spherical surface of the bearing seat to play the role of centering. The outer spherical bearing is mainly used to bear the combined radial and axial load based on the radial load, and it is generally not suitable to bear the axial load alone.
Product Series
More series of Roller bearing
2 series Roller bearing
Bearing No. | Dimensions(mm) | Weight | ||
d | D | T | KG | |
21306CA/C3W33 | 30 | 72 | 19 | 0.412 |
21307CA/C3W33 | 35 | 80 | 21 | 0.542 |
21308CA/C3W33 | 40 | 90 | 23 | 0.743 |
21309CA/C3W33 | 45 | 100 | 25 | 1 |
21310CA/C3W33 | 50 | 110 | 27 | 1.3 |
21311CA/C3W33 | 55 | 120 | 29 | 1.65 |
21312CA/C3W33 | 60 | 130 | 31 | 2.08 |
21313CA/C3W33 | 65 | 140 | 33 | 2.57 |
21314CA/C3W33 | 70 | 150 | 35 | 3.11 |
21315CA/C3W33 | 75 | 160 | 37 | 3.76 |
21316CA/C3W33 | 80 | 170 | 39 | 4.47 |
21322CA/C3W33 | 110 | 240 | 50 | 11.8 |
23571CA/C3W33 | 120 | 180 | 46 | 3.98 |
23026CA/C3W33 | 130 | 200 | 52 | 5.85 |
23571CA/C3W33 | 140 | 210 | 53 | 6.31 |
23030CA/C3W33 | 150 | 225 | 56 | 7.74 |
23032CA/C3W33 | 160 | 240 | 60 | 9.43 |
23034CA/C3W33 | 170 | 260 | 67 | 12.8 |
23036CA/C3W33 | 180 | 280 | 74 | 16.9 |
23038CA/C3W33 | 190 | 290 | 75 | 17.7 |
23040CA/C3W33 | 200 | 310 | 82 | 22.7 |
23044CA/C3W33 | 220 | 340 | 90 | 29.7 |
23048CA/C3W33 | 240 | 360 | 92 | 32.4 |
24571CA/C3W33 | 120 | 180 | 60 | 5.05 |
24026CA/C3W33 | 130 | 200 | 69 | 7.55 |
24571CA/C3W33 | 140 | 210 | 69 | 8.01 |
24030CA/C3W33 | 150 | 225 | 75 | 10.1 |
24032CA/C3W33 | 160 | 240 | 80 | 12.2 |
24034CA/C3W33 | 170 | 260 | 90 | 16.7 |
24036CA/C3W33 | 180 | 280 | 100 | 22.1 |
24038CA/C3W33 | 190 | 290 | 100 | 23 |
24040CA/C3W33 | 200 | 310 | 109 | 29.3 |
24044CA/C3W33 | 220 | 340 | 118 | 38.1 |
24048CA/C3W33 | 240 | 360 | 118 | 40.8 |
Bearing No. | Dimensions(mm) | Weight | ||
d | D | T | kg | |
22208CA/C3W33 | 40 | 80 | 23 | 0.54 |
22209CA/C3W33 | 45 | 85 | 23 | 0.58 |
22210CA/C3W33 | 50 | 90 | 23 | 0.62 |
22211CA/C3W33 | 55 | 100 | 25 | 0.84 |
22212CA/C3W33 | 60 | 110 | 28 | 1.2 |
22213CA/C3W33 | 65 | 120 | 31 | 1.6 |
22214CA/C3W33 | 70 | 125 | 31 | 1.7 |
22215CA/C3W33 | 75 | 130 | 31 | 1.8 |
22216CA/C3W33 | 80 | 140 | 33 | 2.2 |
22217CA/C3W33 | 85 | 150 | 36 | 2.7 |
22218CA/C3W33 | 90 | 160 | 40 | 3.28 |
22219CA/C3W33 | 95 | 170 | 43 | 4.1 |
22220CA/C3W33 | 100 | 180 | 46 | 5 |
22222CA/C3W33 | 110 | 200 | 53 | 7.2 |
22224CA/C3W33 | 120 | 215 | 58 | 8.9 |
22226CA/C3W33 | 130 | 230 | 64 | 11.2 |
22228CA/C3W33 | 140 | 250 | 68 | 14.5 |
22230CA/C3W33 | 150 | 270 | 73 | 18.6 |
22308CA/C3W33 | 40 | 90 | 33 | 1 |
22309CA/C3W33 | 45 | 100 | 36 | 1.38 |
22310CA/C3W33 | 50 | 110 | 40 | 1.85 |
22311CA/C3W33 | 55 | 120 | 43 | 2.35 |
22312CA/C3W33 | 60 | 130 | 46 | 2.95 |
22313CA/C3W33 | 65 | 140 | 48 | 3.55 |
22314CA/C3W33 | 70 | 150 | 51 | 4.4 |
22315CA/C3W33 | 75 | 160 | 55 | 5.25 |
22316CA/C3W33 | 80 | 170 | 58 | 6.39 |
22317CA/C3W33 | 85 | 180 | 60 | 7.25 |
22318CA/C3W33 | 90 | 190 | 64 | 8.6 |
22319CA/C3W33 | 95 | 200 | 67 | 10.1 |
22320CA/C3W33 | 100 | 215 | 73 | 13.4 |
22322CA/C3W33 | 110 | 240 | 80 | 18 |
22324CA/C3W33 | 120 | 260 | 86 | 22 |
22326CA/C3W33 | 130 | 280 | 93 | 28.5 |
New Item | Old Item | Structure | Specifications(dxDxT)mm | Weight/kg |
22207 | 3507 | MB/CA/CC/EK/CK/CMW33 | 35x72x23 | 0.43 |
22208 | 3508 | MB/CA/CC/E/K/CK/CMW33 | 40X80X23 | 0.55 |
22209 | 3509 | MB/CA/CC/E/K/CK/CMW33 | 45X85X23 | 0.59 |
22210 | 3510 | MB/CA/CC/E/K/CK/CMW33 | 50X90X23 | 0.64 |
22211 | 3511 | MB/CA/CC/E/K/CK/CMW33 | 55X100X25 | 0.88 |
22212 | 3512 | MB/CA/CC/E/K/CK/CMW33 | 60X110X28 | 1.19 |
22213 | 3513 | MB/CA/CC/E/K/CK/CMW33 | 65X120X31 | 1.6 |
22214 | 3514 | MB/CA/CC/E/K/CK/CMW33 | 70X125X31 | 1.68 |
22215 | 3515 | MB/CA/CC/E/K/CK/CMW33 | 75X130X31 | 1.75 |
22216 | 3516 | MB/CA/CC/E/K/CK/CMW33 | 80X140X33 | 2.12 |
22217 | 3517 | MB/CA/CC/E/K/CK/CMW33 | 85X150X36 | 2.79 |
22218 | 3518 | MB/CA/CC/E/K/CK/CMW33 | 90X160X40 | 3.78 |
22219 | 3519 | MB/CA/CC/E/K/CK/CMW33 | 95X170X43 | 4.31 |
22220 | 3520 | MB/CA/CC/E/K/CK/CMW33 | 100X180X46 | 5.06 |
22222 | 3522 | MB/CA/CC/E/K/CK/CMW33 | 110X200X53 | 7.4 |
22224 | 3524 | MB/CA/CC/E/K/CK/CMW33 | 120X215X58 | 9.267 |
22226 | 3526 | MB/CA/CC/E/K/CK/CMW33 | 130X230X64 | 11.5 |
22228 | 3528 | MB/CA/CC/E/K/CK/CMW33 | 140X250X68 | 14.5 |
22230 | 3530 | MB/CA/CC/E/K/CK/CMW33 | 150X270X73 | 18.4 |
22232 | 3532 | MB/CA/CC/E/K/CK/CMW33 | 160X260X80 | 22.3 |
22234 | 3534 | MB/CA/CC/E/K/CK/CMW33 | 170X310X86 | 28.7 |
22236 | 3536 | MB/CA/CC/E/K/CK/CMW33 | 180X320X86 | 30.5 |
22238 | 3538 | MB/CA/CC/E/K/CK/CMW33 | 190X320X92 | 35.55 |
22240 | 3540 | MB/CA/CC/E/K/CK/CMW33 | 200X360X98 | 44.7 |
22244 | 3544 | MB/CA/CC/E/K/CK/CMW33 | 220X400X108 | 63 |
22248 | 3548 | MB/CA/CC/E/K/CK/CMW33 | 240X440X120 | 83.2 |
22252 | 3552 | MB/CA/CC/E/K/CK/CMW33 | 260X480X130 | 105 |
22256 | 3556 | MB/CA/CC/E/K/CK/CMW33 | 280X500X130 | 126 |
22260 | 3560 | MB/CA/CC/E/K/CK/CMW33 | 300X540X140 | 143 |
22306 | 3606 | MB/CA/CC/E/K/CK/CMW33 | 30x70x22 | 0.37 |
22307 | 3607 | MB/CA/CC/E/K/CK/CMW33 | 35x80x31 | 0.75 |
22308 | 3608 | MB/CA/CC/E/K/CK/CMW33 | 40x90x33 | 1.07 |
22309 | 3609 | MB/CA/CC/E/K/CK/CMW33 | 45x90x33 | 1.4 |
22310 | 3610 | MB/CA/CC/E/K/CK/CMW33 | 50x110x40 | 1.83 |
22311 | 3611 | MB/CA/CC/E/K/CK/CMW33 | 55x120x43 | 2.4 |
22312 | 3612 | MB/CA/CC/E/K/CK/CMW33 | 60x130x46 | 2.88 |
22313 | 3613 | MB/CA/CC/E/K/CK/CMW33 | 65x140x48 | 3.52 |
22314 | 3614 | MB/CA/CC/E/K/CK/CMW33 | 70x150x51 | 4.21 |
22315 | 3615 | MB/CA/CC/E/K/CK/CMW33 | 75x160x55 | 5.47 |
22316 | 3616 | MB/CA/CC/E/K/CK/CMW33 | 80x170x58 | 6.19 |
22317 | 3617 | MB/CA/CC/E/K/CK/CMW33 | 85x180x60 | 7.5 |
22318 | 3618 | MB/CA/CC/E/K/CK/CMW33 | 90x190x64 | 8.96 |
22319 | 3619 | MB/CA/CC/E/K/CK/CMW33 | 95x200x67 | 9.93 |
22320 | 3620 | MB/CA/CC/E/K/CK/CMW33 | 100x215x73 | 13 |
22322 | 3622 | MB/CA/CC/E/K/CK/CMW33 | 110x240x80 | 17.95 |
22324 | 3624 | MB/CA/CC/E/K/CK/CMW33 | 120x246x80 | 22.4 |
22326 | 3626 | MB/CA/CC/E/K/CK/CMW33 | 130x280x93 | 28.2 |
22328 | 3628 | MB/CA/CC/E/K/CK/CMW33 | 140x300x102 | 35.12 |
22330 | 3630 | MB/CA/CC/E/K/CK/CMW33 | 150x320x108 | 43.7 |
22332 | 3632 | MB/CA/CC/E/K/CK/CMW33 | 160x340x114 | 52.2 |
22334 | 3634 | MB/CA/CC/E/K/CK/CMW33 | 170x360x120 | 60.7 |
Production Process
Production Process
Inspection
Our Advantage
Package and shipment
Company Profile
HangZhou Siruibo Bearing Technology Co., Ltd. is a company mainly engaged in manufacturing and selling outer spherical bearings. The registered capital is Five million.
Since its establishment 20 years ago, the company is committed to Mounted Bearing Unit (maintenance-free bearings, engraving machine bearings, holding machine shaft Bearing, no-tillage machine bearing, fan bearing, high temperature bearing, zinc alloy bearing, food grade bearing unit) research and development. With the most complete varieties and best advanced manufacturing technology in production of Mounted Bearing Unit, to be a reliable enterprises, we welcome your cooperation. Currently, our company produce 10 series of more than 260 varieties of outer spherical bearings and 13 different structural categories of outer spherical bearing special seats, all adopted International standard design and manufacturing. Registered trademark “FOS” .
Through the efforts and unremitting pursuit of all employees of the company, all products accepted by international standards. Over the years of Expansion and technical transformation, we developed into a Mounted Bearing Unit with large scale of professional manufacturers, for the bearing industry in China, has made a contribution to the development of Bearing.
HangZhou Siruibo Bearing Technology Co., Ltd. has a production capacity of 1 million sets/year, with an annual output value of 30 million yuan. We produce 30 varieties monthly , with 45-60 days lead time.
The company has a perfect material and product quality inspection equipment, according to the strict scientific Quality assurance system, to prove satisfactory to our customers. Our products widely used in agricultural Industry machinery, textile machinery and light industry, chemical industry, metallurgy, printing, food, transportation, coal, packaging and other industries and the introduction of machinery .Our products have exported to Europe, America and many countries and regions in South east Asia.
Exhibitions
About us:
We are 1 manufactuer of bearing for more than 20 years.
Give us a chance, we will cooperate with our passion.
Our professional, reliable, experienced products and service can meet your request.
Why choose us?
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1. MOQ: 10 PCS mix different standard bearings.
2. MOQ: 3000 PCS customized your brand bearings.
OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.
SUPORT
Please visit our bearings website, we strongly encourge that you can communicate with us through email, thanks!
We have all kinds of bearings, just tell me your item number and quantity, best price will be offered to you soon
The material of the bearings, precision rating, seals type, OEM service, etc, all of them we can make according to your requirement.
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Feature: | High Precision, Small Torque, Low Noise |
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Mainly Market: | America Europe Asia Africa |
MOQ: | 1PCS |
Package: | Packing+Cartons+Pallets |
Samples: | Free |
Serive: | 24 Hours on Linejapan Hot Sale Good Quality Low Pr |
Samples: |
US$ 1/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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What are the potential challenges or limitations associated with using rolling contact bearings in various industries?
Rolling contact bearings offer numerous benefits and are widely used in various industries. However, there are certain challenges and limitations associated with their use. It is important to understand these potential issues to ensure proper application and mitigate any adverse effects. Here’s a detailed explanation of the challenges and limitations associated with using rolling contact bearings:
- Load Capacity:
While rolling contact bearings are designed to handle substantial loads, there are limitations to their load capacity. Exceeding the specified load limits can lead to premature wear, increased friction, and potentially catastrophic failure. It is crucial to consider the expected loads in the application and select bearings with appropriate load ratings and configurations. In some high-load applications, alternative bearing types, such as spherical roller bearings or tapered roller bearings, may be more suitable to handle the specific load requirements.
- Speed Limitations:
Rolling contact bearings have speed limitations that need to be considered in high-speed applications. At high rotational speeds, centrifugal forces can affect the performance and reliability of rolling contact bearings. The limitation is primarily due to factors such as the bearing’s internal clearance, cage design, lubrication, and the potential for increased heat generation. To overcome speed limitations, specialized high-speed bearings with improved designs and materials, such as ceramic balls or hybrid bearings, may be used in certain applications.
- Maintenance and Lubrication:
Proper maintenance and lubrication are essential for the reliable operation of rolling contact bearings. Inadequate lubrication or improper maintenance practices can result in increased friction, heat buildup, and premature wear. It is important to follow the manufacturer’s recommendations for lubrication intervals, lubricant selection, and application methods. In some applications, such as high-temperature environments or extreme operating conditions, special considerations may be required to ensure effective lubrication and prevent bearing failure.
- Environmental Factors:
Rolling contact bearings can be sensitive to certain environmental factors. Exposure to contaminants, such as dirt, dust, moisture, or aggressive chemicals, can lead to accelerated wear and corrosion. In industries where the operating environment is harsh or contaminated, additional protective measures, such as sealing arrangements or the use of specialized coatings, may be necessary to enhance the bearing’s resistance to environmental factors. It is important to evaluate the specific environmental conditions and select bearings that are suitable for the intended application.
- Installation and Alignment:
Improper installation or misalignment of rolling contact bearings can result in reduced performance and premature failure. Achieving accurate alignment and proper fitment during installation is crucial. Misalignment can lead to increased friction, uneven load distribution, and potential damage to the bearing surfaces. It is necessary to follow the manufacturer’s installation guidelines, use appropriate tools, and employ precision alignment techniques to ensure optimal performance and longevity of the bearings.
- Size and Space Constraints:
In some applications, size and space constraints may limit the use of rolling contact bearings. The available space for bearing installation may be limited, requiring the use of compact or specialized bearing designs. Additionally, certain applications may demand high load-carrying capacity within a restricted envelope, necessitating careful bearing selection and possibly the use of alternative bearing types. It is important to consider the space limitations and select bearings that can accommodate the specified requirements while fitting within the available space.
While rolling contact bearings offer numerous advantages, it is essential to be aware of the potential challenges and limitations associated with their use. By understanding these factors and taking appropriate measures, such as careful selection, proper maintenance, and adherence to installation guidelines, the performance and reliability of rolling contact bearings can be optimized in various industries and applications.
How do rolling contact bearings enhance the overall efficiency and functionality of machinery and equipment?
Rolling contact bearings play a crucial role in enhancing the overall efficiency and functionality of machinery and equipment. Here’s a detailed explanation of how rolling contact bearings contribute to improved efficiency and functionality:
- Reduced Friction:
Rolling contact bearings are designed to minimize friction between moving parts. They consist of rolling elements, such as balls or rollers, that reduce the contact surface area and enable rolling motion. This rolling action results in lower friction compared to sliding contact, allowing machinery to operate with reduced energy consumption. By reducing frictional losses, rolling contact bearings help optimize the efficiency of machinery and equipment.
- Load Distribution:
Rolling contact bearings distribute loads evenly across their rolling elements. This load distribution capability ensures that the forces acting on the machinery are spread out and shared by multiple bearing points. By distributing the load, rolling contact bearings help prevent excessive stress on individual components and minimize the risk of premature failure. This improves the overall functionality and reliability of machinery, allowing it to operate under heavy loads without compromising performance.
- High-Speed Capability:
Rolling contact bearings are designed to operate at high speeds. The rolling elements and raceways are precisely engineered to minimize the centrifugal forces and minimize frictional heat generation. This allows machinery and equipment to achieve higher rotational speeds without compromising performance or reliability. The high-speed capability of rolling contact bearings is particularly advantageous in applications such as automotive engines, turbines, machine tools, and high-speed manufacturing processes.
- Reduced Vibration and Noise:
Rolling contact bearings help reduce vibration and noise in machinery and equipment. The rolling action of the bearing elements minimizes friction-induced vibrations, resulting in smoother operation. Additionally, well-designed and properly lubricated rolling contact bearings dampen vibrations caused by external forces or imbalances in rotating parts. By reducing vibration and noise levels, rolling contact bearings contribute to a quieter and more comfortable working environment, as well as improved accuracy and precision in equipment that requires high levels of stability.
- Versatility and Flexibility:
Rolling contact bearings offer versatility and flexibility in machinery design. They come in various types and configurations, such as deep groove ball bearings, angular contact ball bearings, cylindrical roller bearings, and tapered roller bearings, each suited for specific applications and load conditions. The availability of different bearing sizes and designs allows engineers and designers to select the most appropriate bearing for their specific machinery requirements. This versatility and flexibility enable the optimization of machinery performance and functionality.
- Compact Design:
Rolling contact bearings enable compact and space-saving machinery designs. Their ability to handle high loads while occupying minimal space allows for the creation of more compact equipment. This is particularly beneficial in applications where space is limited, such as automotive, aerospace, and portable devices. The compact design made possible by rolling contact bearings enhances the overall functionality and efficiency of machinery by maximizing the use of available space.
In summary, rolling contact bearings enhance the overall efficiency and functionality of machinery and equipment through reduced friction, load distribution, high-speed capability, vibration and noise reduction, versatility and flexibility in design, and compactness. By optimizing the performance of rotating components, rolling contact bearings contribute to improved energy efficiency, reliability, precision, and longevity of machinery and equipment in various industries.
Can you describe the load-carrying capacity and load ratings of rolling contact bearings?
Rolling contact bearings are designed to carry various types of loads in mechanical systems. The load-carrying capacity and load ratings of rolling contact bearings play a crucial role in determining their suitability for specific applications. Here’s a detailed explanation of these concepts:
- Load-Carrying Capacity:
The load-carrying capacity of a rolling contact bearing refers to its ability to support and distribute loads without excessive deformation or failure. It is influenced by factors such as the bearing’s design, material properties, and operating conditions. Rolling contact bearings are primarily designed to carry two types of loads:
- Radial Loads: Radial loads act perpendicular to the axis of rotation and are supported by the bearing’s raceways. Radial loads can arise from the weight of the shaft, centrifugal forces, or external forces applied to the bearing. The load-carrying capacity for radial loads is typically specified by the maximum radial load the bearing can withstand without suffering permanent deformation or reduced performance.
- Axial Loads: Axial loads act parallel to the axis of rotation and are supported by the bearing’s configuration, such as the arrangement of the rolling elements or the presence of thrust surfaces. Axial loads can arise from forces that push or pull along the axis of rotation. The load-carrying capacity for axial loads is typically specified by the maximum axial load the bearing can withstand without experiencing excessive wear or reduced performance.
It’s important to note that the load-carrying capacity of a rolling contact bearing is influenced by factors such as rotational speed, lubrication, temperature, and operating conditions. These factors can affect the performance and durability of the bearing under different load conditions.
- Load Ratings:
Load ratings provide standardized values that indicate the maximum permissible loads a rolling contact bearing can carry under specific operating conditions. These ratings help engineers and designers select bearings that can withstand the expected loads in a given application. The two primary load ratings specified for rolling contact bearings are:
- Dynamic Load Rating: The dynamic load rating (C) represents the maximum load that a bearing can carry for a specified number of revolutions or operating hours without developing excessive wear or fatigue. It is based on the bearing’s ability to withstand rolling contact fatigue, which is the most common mode of failure in rolling contact bearings. The dynamic load rating is typically provided by the bearing manufacturer and is expressed in units of force (such as Newtons or pounds-force).
- Static Load Rating: The static load rating (Co) indicates the maximum load that a bearing can withstand without permanent deformation when the bearing is stationary or subjected to very slow rotational speeds. It represents the load capacity of the bearing under static or slowly changing loads. Similar to the dynamic load rating, the static load rating is also provided by the bearing manufacturer and expressed in units of force.
It’s important to consider both the dynamic and static load ratings when selecting a rolling contact bearing for an application. The dynamic load rating is crucial for assessing the bearing’s ability to withstand the varying loads during operation, while the static load rating provides information about the bearing’s resistance to deformation under stationary or slow-speed conditions.
By considering the load-carrying capacity and load ratings of rolling contact bearings, engineers can choose the appropriate bearing type and size to ensure reliable and efficient operation in their specific applications.
editor by CX 2024-02-05
China OEM Auto Parts Wheel Hub Rear Wheel Bearing for Mg Gt OEM 10094254 wheel bearing
Product Description
Product Description
Product name: Front Wheel Bearing
OEM Number: 10094254
Application: For MG ZS
Package: Original genuine packing, Brand packing, Neutral packing with parts number label
MOQ:1 PC
Delivery time:1-7days
Place: HangZhou China
TIPS: The adaptation of parts is very complex, you need to provide chassis VIN number or car details {model, capacity, year of production (not buy) year} to customer service, and according to the customer service recommend to choose the appropriate type.
Detailed Photos
Packaging & Shipping
Shipping by Sea: containers goods,
Sample order by air: China Post, Ali-express standard shipping, E-pocket, EMS,UPS,TNT,DHL,Fedex, etc
Company Profile
Our Advantages
1. One-stop service to supply all jac motors spare parts (JAC motors j2 j3 j4 j5 j6, s2 /T40,s3/ T5 ,s5/ T6 ,JAC refine ,JAC sunray ,JAC pickup T6 T8,JAC Truck … )
SAIC MG, Maxus Parts, CZPT spare parts
Chery, Changan, BYD, CZPT GWM, Brillance, Geely, Xihu (West Lake) Dis.feng spare parts
Mercedes Benz Parts,
Gates Auto Parts, Phc Parts
2. MOQ: 1PC
3. We will reply you for your inquiry in 24 hours.
4. After sending, we will track the products for you once every 2 days, until you get the products. When you got the goods, and give us a feedback.If you have any questions about the problem, contact with us, we will offer the solve way for you.
FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral boxes, original OE cartons or brands AQBP packages
Q2. How to do the order if your need parts have not in this shop?
A: If in this shop has no the parts you need, please tell us, and we will find it from our big warehouse, take photos and send price to you.
Q3. How much you should pay money if buy some items together?
A: After buying some items together, there will be different shipping fees and different goods price, so we can discuss how to do the best shipping way.
Q4. How about your delivery time?
A: Generally, it will take 30 to 60 days after receiving your advance payment. The specific delivery time depends on shipping way and different countries.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
Type: | Wheel Hub Bearing |
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Material: | Metal |
Car Make: | Saic |
Fitment: | Mg Zs |
MOQ: | 1 Piece |
Package Length: | 15cm |
Customization: |
Available
| Customized Request |
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What is the purpose of the bushing?
If you notice the truck making noises when cornering, the bushings may be worn. You may need to replace the ball joint or stabilizer bar, but a simple inspection will reveal that the noise is coming from the bushing. The noise from a worn bushing on a metal joint can mimic the sound of other problems in the suspension, such as a loose stabilizer bar or a failed ball joint.
Function
What is the purpose of the bushing? They play an important role in the operation of various mechanical parts. Their main functions include reducing the clearance between the shaft and the bearing and reducing the leakage of the valve. Bushings are used in different ways to ensure smooth operation and longevity. However, some new designers don’t appreciate the functionality of the case. So let’s discuss these features. Some of their most common applications are listed below.
First, the shell does a lot of things. They reduce noise, control vibration, and provide amazing protection for all kinds of industrial equipment. Large industrial equipment faces more wear, vibration and noise, which can render it completely inoperable. Bushings help prevent this by reducing noise and vibration. Bushing sets also extend equipment life and improve its performance. Therefore, you should not underestimate the importance of the casing in your device.
Another common function of bushings is to support components during assembly. In other words, the bushing reduces the risk of machine wear. In addition to this, they are superior to bearings, which are notoriously expensive to maintain. However, they are still useful, and their versatility cannot be overemphasized. If you’re considering installing one, you’ll be glad you did! These products have become a necessity in the modern industrial world. If you’re wondering how to choose one, here are some of the most common bushing uses.
Electrical bushings are an important part of many electrical equipment. They carry high voltage currents through the enclosure and provide an insulating barrier between live conductors and metal bodies at ground potential. They are made of a central conductive rod (usually copper or aluminum) and surrounding insulators made of composite resin silicone rubber. Additionally, the bushings are made of various materials. Whether copper, aluminum or plastic, they are an important part of many types of electrical equipment.
type
There are several different types of bushings on the market today. They may be cheap but they are of good quality. These products can be used in telephones, cable television, computer data lines and alarm systems. The key to buying these products online is finding the right appliance store and choosing a high-quality product. An online appliance store should have comprehensive information and ease of use. For the right electrical bushing, you should look for reliable online stores with the best prices and high quality products.
Capacitive grading bushings use conductive foils inserted into paper to stabilize the electric field and balance the internal energy of the bushing. The conductive foil acts as a capacitive element, connecting the high voltage conductor to ground. These types of bushings are sometimes referred to as capacitor grade bushings. Capacitive grading bushings are usually made of paper impregnated with epoxy resin or mineral oil.
When buying enclosures, you should know how they are used. Unlike ball bearings, bushings should be stored upright so that they are in the correct working position. This is because horizontal placement can cause air bubbles to form in the fill insulation. It is also important to store the bushing properly to prevent damage. The wrong way to store these components can result in costly repairs.
In addition to the physical structure, the bushing insulation must also be effective over the long term. It must resist partial discharge and working electric field stress. The material and design of the bushing can vary widely. Early on, porcelain-based materials were popular in bushing designs. Porcelain was chosen because of its low cost of production and very low linear expansion. Ceramic bushings, on the other hand, require a lot of metal fittings and flexible seals.
Durability
The RIG 3 Bushing Durability Test Standard simulates real-world service conditions for automotive bushings. This three-channel test standard varies casing loads and stresses by applying a range of different load conditions and various control factors. This test is critical to the durability of the case, as it accurately reproduces the dynamic loads that occur during normal use. This test is a key component of the automotive industry and is widely used in many industries.
The Advanced Casing Model has five modules to address asymmetry, nonlinearity, and hysteresis. This model also represents the CZPT lag model. The model can be parameterized in the time domain using MATLAB, and the results can be exported to other simulation software. The developed bushing model is a key component in the durability and performance of vehicle suspension components.
A conductive material is coated on the inner surface of the sleeve. The coating is chosen to conduct a certain amount of current. The conductive path extends from the blade spacer 126 to the sleeve projecting edge 204 and then through the housing 62 to the ground. The coating is made of a low friction material and acts as a wear surface against the bushing sidewall 212 and the housing 62 .
Another important factor in a bushing’s durability is its ability to friction. The higher the operating speed, the greater the load on the bushing. Since bushings are designed for lighter loads and slower speeds, they cannot handle large loads at high speeds. The P-max or V-max value of a bushing is its maximum load or speed at 0 rpm. The PV value must be lower than the manufacturer’s PV value.
price
If you need to replace the bushing on the control arm, you should understand the cost involved. This repair can be expensive, depending on the make and model of your car. Generally, you should pay between $105 and $180 for a replacement. However, you can choose to have it done by a mechanic at a lower cost. The labor cost for this job can be around $160, depending on your automaker.
The cost of replacing the control arm bushings can range from $200 on the low end to $500 on a luxury car. While parts are cheap, labor costs are the highest. Mechanics had to remove suspension and wheel assemblies to replace bushings. If you have some mechanical knowledge, you can replace the bushing yourself. Control arm bushings on the wheel side are usually about $20 each. Still, if you’re not a mechanic, you can save money by doing it yourself.
Install
Press-fit bushings are installed using a retaining ring with a diameter 0.3/0.4 mm larger than the inner diameter of the bushing. To ensure accurate installation, use a mechanically driven, pneumatic or hydraulic drill and insert the bushing into the appropriate hole. This process is best done using mounting holes with drilled holes for the clamps. Make sure the mounting hole is in the center of the bushing and free of debris.
Once the bushing is positioned, use a vise to install its nut. A cold bushing will compress and fit the shell better. Place the sleeve in the refrigerator for at least 24 hours to aid installation. After removing the bushing from the refrigerator, make sure it has enough diameter to fit into the enclosure. Next, place the opposite socket into the enclosure and use it as a stand. After a few minutes, the bushing should be fully seated in the housing.
Install the new bushing into the housing hole. If the previous one had a metal case, insert the new one through the taper. Always lubricate the inner and outer surfaces of the bushing. Then, apply pressure to the inner metal sleeve of the new bushing. You may notice that the new bushing does not exactly match the housing hole. However, that’s okay because the outer diameter of the bushing is larger than the outer diameter of the hub drive.
The installation of the bushing requires the use of the hydraulic unit 16 . Hydraulic unit 16 is located near the #1 journal of the camshaft and extends from #2 to #7. Hydraulic fluid forces piston 22 away from the outer end of cylinder 20 and pushes shaft 14 forward. The shaft is then moved forward, pushing the bushing 17 onto the piston. Multiple bushings can be installed in a single engine.
editor by CX 2023-06-09