Tag Archives: angular contact bearing

China high quality Angular Contact Ball Bearing in Stock 7219AC 7220acm 7222btn 7224bm with Best Sales

Product Description

Product Parameters

Bearing type	Boundary Dimensions( mm )			Speed Rating(ipm)		Load Rating(kn)		Weight(kg)
Bearing type	d	D	B	Grease lubrication	Oil lubrication	Dynamic Cr	Static Cor	Weight(kg)
7200AC	10	30	9	20000	26000	5.1	2.38	0.032
7201AC	12	32	10	19000	24000	6.82	3.05	0.037
7202AC	15	35	11	18000	22000	7.65	3.72	0.045
7203AC	17	40	12	16000	20000	9.58	4.78	0.065
7204AC	20	47	14	14000	18000	12.8	6.65	0.106
7205AC	25	52	15	13000	15000	14	7.85	0.128
7206AC	30	62	16	11000	13000	19.5	11.3	0.199
7207AC	35	72	17	9200	11000	25.7	15.4	0.288
7208AC	40	80	18	8000	10000	29.5	18	0.368
7209AC	45	85	19	7000	9000	31.5	20.5	0.416
7210AC	50	90	20	6700	8500	35	23.2	0.463
7211AC	55	100	21	6000	7500	43.5	29.2	0.6
7212AC	60	110	22	5600	7000	47.8	32.8	0.78
7213AC	65	120	23	5000	6300	57.2	40	0.99
7214AC	70	125	24	4800	6000	60.5	45	1.08
7215AC	75	130	25	4500	5600	66	49.5	1.17
7216AC	80	140	26	4300	5300	71.5	54.5	1.44
7217AC	85	150	28	4000	5000	83	63.8	1.8
7218AC	90	160	30	3800	4800	95.8	71.5	2.17
7219AC	95	170	32	3600	4500	108	81.5	2.61
7220AC	100	180	34	3400	4300	122	92.8	3.2
7221AC	105	190	36	3200	4000	133	105	3.78
7222AC	110	200	38	3000	3800	144	117	4.42
7224AC	120	215	40	2600	3400	155	131	5.3
7226AC	130	230	40	2400	3200	165	148	6.12
7228AC	140	250	42	2000	2800	179	167	7.77
7230AC	150	270	45	1900	2600	203	199	9.78

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°
Aligning:	Non-Aligning Bearing
Separated:	Unseparated

Samples:	US$ 0/Piece 1 Piece(Min.Order) \| Order Sample

Customization:	Available \| Customized Request

.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.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

rolling contact bearing

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.

rolling contact bearing

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.

rolling contact bearing

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.

China high quality Angular Contact Ball Bearing in Stock 7219AC 7220acm 7222btn 7224bm with Best Sales
editor by CX 2024-05-15

China supplier Radial Load 6792 S7692 Angular Contact Ball Bearing 46054035 mm Top Quality bearing air

Product Description

Radial Load 6792 S7692 Angular Contact Ball Bearing 460*540*35 mm Top Quality

Bearing Specification :

Model Number	6792
Alternative Number	S7692
Part Name	Angular Contact Ball Bearing
Brand	FSK / KBE / SKB / OEM
Material	Gcr15 Chrome Steel
Cage	Brass Cage
Row	Single Row
Dimensions(mm)(dDb)	46054035 mm
Weight / Mass ( KG )	15 KG
HS Code	8482800000
Original Country Show	CHINA

Bearings Detailed Pictures:

Same Series Bearings We Offer:


Bearing Number	Alternative Namber	d	D	H	m
S7600	6700	10 mm	28 mm	8 mm	0.02 KG
WR1635716.2	3-637	16 mm	30 mm	106.2 mm	0.25 KG
S71003	106103	17 mm	35 mm	10 mm	0.05 KG
S75714X2	6704	20 mm	47 mm	12 mm	0.1 KG
SN7305X2/YA	26705	25 mm	62 mm	17 mm	0.28 KG
4605-2RS	186705	25 mm	67 mm	20.6 mm	0.52 KG
S76/26/YA	26905	26 mm	62 mm	17 mm	0.28 KG
SN76/32/YA	26706	32 mm	72 mm	24.5 mm	0.45 KG
LR7607	226707	35 mm	59.48 mm	14.5 mm	0.11 KG
SN72307X2/YA	26707	35 mm	80 mm	29 mm	0.56 KG
46/53/YA	996911K1	53 mm	84 mm	16.15 mm	0.44 KG
B76/63/YA	26913	63 mm	102 mm	23 mm	0.71 KG
S7216X2/YA	26216	80 mm	140 mm	21 mm	1.33 KG
3924D	3356924	120 mm	165 mm	34 mm	2.51 KG
3932D	3356932	160 mm	220 mm	45 mm	5.41 KG
3934D	3356934	170 mm	230 mm	45 mm	5.9 KG
3944D	3356944	220 mm	300 mm	60 mm	13.1 KG
S7692	6792	460 mm	540 mm	35 mm	15 KG
S71892AC	1006892	460 mm	580 mm	56 mm	36.4 KG
SN718/600	11068/600	600 mm	730 mm	60 mm	60.7 KG
76/662.3RWB1	6169/622	622.3 mm	725.49 mm	46 mm	29.58 KG
SN718/800	11068/800	800 mm	980 mm	82 mm	132 KG
SN718/850	11068/850	850 mm	1030 mm	82 mm	146 KG
SN708/1000X2	1068/1000	1000 mm	1220 mm	50 mm	140 KG
SN718/1180	11068/1180	1180 mm	1420 mm	106 mm	332 KG

Other Bearings We Offer:

Deep groove ball bearings	Linear ball bearings	Pillow block bearings	Clutch release bearings
Cylindrical roller bearings	Needle roller bearings	Thrust ball bearings	Thrust roller bearings
Spherical roller bearings	Ball joint bearings	Conveyor roller bearings	Angular contact ball bearings

Our Advantage:

About FSK Factory Condition :

FAQ:
1.How can I get the bearing price?
Mike: You can leave your message on Alibaba, or conact us directly by email, , SkYPE, Viber. Tell us your quantity, usually 2-5 hours you will get the price.
2.How can I buy them?
Mike: You can place order on Alibaba, or pay the payment by Western Union, Paypal, T/T and L/C.
3. How long I can get these bearings?
Mike: for small order, we will delivery the bearings in 1-2 days after recive your payment. usually 3-5 days will arrive in your place by international express, such as DHL, TNT, UPS and so on. For big order, please contact us.
4.How to protect the bearing quality?
Mike: All procudts passed ISO9001:2008 and ISO14000 certificates. we can accept small sample order, you can check the quality.
5. Other service.
Mike: We can offer OEM service according to your demand.

FSK Bearing Company Advantages:
(1) We have first-class testing equipment to detect bearing various data parameters and control the quality of the bearing.
Whenever bearings must first detected whether the quality is qualified and the unqualified bearing will be eliminated directly.
So we can get the trust of a large number of customers, and supply them for several years.
(2) We have our own R & D capabilities, to help customers solve the problem of non-standard bearings.
We can also according to customer requirements change their own mark.
(3) Price, our manufacture ensure that our prices across China are quite competitive.
It is better for you to compare prices and quality among suppliers.
But everyone knows you can not buy the highest quality products with the lowest price,
but our product is the best quality if you use equal price.

FSK Cooperation Details
Delivery:
For Small weight or ungent ,we send by express UPS,DHL,FEDEX, or EMS,china post with Thracking number
For max production , we will ship by sea/air.
Payment Item:
TT, 30% deposit , 70% before shippment.
L/C At Sight
Paypal Or Western Union In advance
Service:
Trade Assurance
Payment Protection
Timely Delivery Guaranteed
Product Qualtity Protection

Radial Load 6792 S7692 Angular Contact Ball Bearing 460*540*35 mm Top Quality, Get Cheap Price From China Bearing Factory Now !

/* 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:	45°
Aligning:	Non-Aligning Bearing
Separated:	Separated
Rows Number:	Single
Load Direction:	Radial Bearing
Material:	Bearing Steel

Samples:	US$ 0.5/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

tapered roller bearing

Can you Explain the Design and Construction of Tapered Roller Bearings?

The design and construction of tapered roller bearings are characterized by their conical geometry and specific components that enable them to handle radial and axial loads simultaneously. Here’s an overview of their design and construction:

Components:

Tapered roller bearings consist of the following components:

Inner Ring:

The inner ring has a conical raceway on its inner surface, which matches the conical shape of the rollers. It serves as the raceway for the rollers and provides support to the rotating assembly.

Outer Ring:

The outer ring also features a conical raceway on its inner surface that complements the shape of the rollers. The outer ring provides a rigid structure to house the entire bearing assembly.

Tapered Rollers:

The rollers have a conical shape with varying diameters along their length. This design allows the rollers to make point contact with the inner and outer raceways, distributing loads efficiently.

Cage:

The cage or retainer holds the rollers in position, maintaining proper spacing and preventing them from coming into contact with each other. The cage material can vary, and its design may affect factors like friction and heat generation.

Conical Geometry:

The distinguishing feature of tapered roller bearings is their conical geometry. The conical angle is defined by the contact angle between the roller axis and the bearing axis. This angle facilitates effective load distribution and axial load support.

Load Distribution:

The conical shape of the rollers and raceways allows tapered roller bearings to handle both radial and axial loads. Radial loads are primarily supported by the larger diameter of the rollers at the large end of the cone, while axial loads are absorbed by the smaller diameter near the small end of the cone.

Adjustable Clearance and Preload:

Many tapered roller bearings allow for adjustable internal clearance or preload. This feature enables fine-tuning of the bearing’s internal play, optimizing performance and minimizing friction.

Thrust Capability:

Tapered roller bearings can handle thrust (axial) loads in one direction, making them suitable for applications where axial loads need to be managed along with radial loads.

Applications:

Tapered roller bearings find applications in various industries, including automotive, heavy machinery, aerospace, and more. They are used in scenarios that require efficient load distribution and handling of combined loads.

In summary, tapered roller bearings are designed with conical geometry to accommodate both radial and axial loads. Their specific components, such as tapered rollers and a cage, work together to ensure effective load distribution, making them suitable for a wide range of industrial applications.

tapered roller bearing

What are the Common Signs of Wear or Damage in Tapered Roller Bearings?

Identifying signs of wear or damage in tapered roller bearings is crucial for maintaining optimal performance and preventing costly failures. Here are the common signs to look for:

Abnormal Noise:

Unusual noises, such as grinding, clicking, or rumbling sounds, may indicate damage within the bearing. These noises could result from worn rollers, raceways, or insufficient lubrication.

Vibration:

Excessive vibration or unusual vibrations not typically present during operation may indicate an issue with the bearing. Vibration can result from misalignment, worn components, or uneven loading.

Increased Operating Temperature:

If the bearing becomes excessively hot during operation, it could indicate inadequate lubrication, excessive friction, or other issues. Monitoring temperature changes can help identify potential problems.

Irregular Rotation:

If the bearing experiences irregular rotation, such as sticking or rough movement, it could be due to damaged rollers, misalignment, or improper preload.

Visible Wear:

Inspect the bearing for visible signs of wear or damage, such as pitting, scoring, discoloration, or deformation of the bearing components.

Increased Noise or Vibration Under Load:

If the bearing makes more noise or vibrates noticeably when subjected to load, it could indicate that the bearing is unable to handle the applied load properly.

Uneven Wear:

Uneven wear patterns on the rollers or raceways can suggest misalignment or inadequate lubrication, causing the bearing to experience uneven loading.

Loss of Performance:

If the bearing’s performance decreases, such as reduced efficiency or increased friction, it may indicate wear, contamination, or other issues affecting the bearing’s operation.

Looseness or Play:

If there’s excessive play or looseness in the bearing assembly, it could be a sign of worn components or inadequate preload, impacting the bearing’s stability and performance.

Leaks or Contaminants:

Inspect for leaks of lubricant or the presence of contaminants around the bearing. Leaks can indicate seal damage, and contaminants can accelerate wear.

Observable Damage to Components:

If any bearing components, such as rollers, cages, or raceways, appear visibly damaged or deformed, immediate attention is necessary to prevent further issues.

Regular inspection and maintenance are essential to catch these signs early and prevent further damage. Addressing wear or damage promptly can extend the bearing’s lifespan and avoid costly downtime.

tapered roller bearing

What are Tapered Roller Bearings and How do They Function in Machinery?

Tapered roller bearings are a type of rolling element bearing designed to handle both radial and axial loads by providing a conical geometry. They consist of inner and outer rings, tapered rollers, and a cage that holds the rollers in place. Tapered roller bearings are commonly used in various machinery and equipment for their ability to support high radial and axial loads simultaneously. Here’s how they function in machinery:

Geometry:

Tapered roller bearings have an inner ring with a conical surface and an outer ring with a matching conical surface. The rollers are also shaped like truncated cones. This geometry allows the rollers to make contact with both the inner and outer raceways at a common point on the bearing axis, distributing loads more effectively.

Load Distribution:

The conical shape of tapered rollers enables them to handle both radial and axial loads. Radial loads are supported by the larger diameter of the rollers near the large end of the cone, while axial loads are absorbed by the smaller diameter near the small end of the cone.

Adjustable Clearance:

Tapered roller bearings often allow for adjustable clearance or preload. This feature permits fine-tuning of the bearing’s internal play to optimize performance, reduce friction, and prevent excessive wear.

Thrust Capability:

Tapered roller bearings can handle thrust (axial) loads in one direction, making them suitable for applications where axial loads need to be managed along with radial loads.

Applications:

Tapered roller bearings are commonly used in various machinery and equipment:

Automotive Industry:

Tapered roller bearings are widely used in wheel hubs, transmissions, and differential systems in automobiles, where they handle radial and axial loads experienced during driving.

Heavy Machinery:

In construction equipment, mining machinery, and industrial machinery, tapered roller bearings support heavy loads and shocks, making them suitable for applications like earthmoving and material handling.

Aerospace:

Tapered roller bearings are used in aircraft landing gear, where they support both vertical and horizontal loads during takeoff, landing, and taxiing.

Railways:

In trains, tapered roller bearings are used in wheelsets and axles to manage radial and axial loads that occur as the train moves along curves and straight tracks.

Wind Energy:

Tapered roller bearings are employed in wind turbine gearboxes, where they handle the radial and axial loads associated with converting wind energy into electrical power.

Installation:

Installation of tapered roller bearings often involves adjusting the internal clearance or preload to optimize performance. Proper lubrication is crucial to ensure smooth operation and longevity.

In summary, tapered roller bearings function by utilizing their conical geometry to support both radial and axial loads, making them versatile components in a wide range of machinery and equipment across various industries.

China supplier Radial Load 6792 S7692 Angular Contact Ball Bearing 460*540*35 mm Top Quality bearing air
editor by CX 2024-05-15

China factory Double Row Angular Contact Ball Bearings 5204 5205 5206 5207 bearing assembly

Product Description

Bearing Cheap bearings for sale Spherical Roller Bearing Cylindrical Roller Bearing 7012 Angular Contact Ball Bearing

China angular contact ball bearing parameters:

Product Name	Angular contact ball Bearing 7012
Material	Chrome Steel, GCR15, Stainless steel, Ceramic
Type	Single row Angular contact ball bearing Double row Angular contact ball bearing
Size	d:3-110mm,D:9-240mm
Precision	PO,P6,P5,P4,P2
Cage	Steel Cage,copper Cage,nylon Cage,brass cage
Used For	Machine tool spindle, high frequency motor, gas turbine, centrifugal separator, small car front wheel, differential pinion shaft, booster pump, drilling platform, food machinery, dividing head, repair welding machine, low noise cooling tower, electrocute canonical equipment, coating equipment, machine tool slot plate, arc welding machine, Oil pump, roots blower, air compressor, various transmissions, fuel injection pump, printing machinery, planetary reducer, extraction equipment, cyclonic reducer, food packaging machinery, electric welding machine, electric soldering iron, square box, gravity spray gun, wire stripper, half shaft, inspection and analysis equipment, fine chemical machinery
Warranty	1 year
Brand	OEM
Packing	According to the buyer requests for packaging

Product Applications

Our Factory

/* 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:	Standard
Aligning:	Non-Aligning Bearing
Separated:	Unseparated
Rows Number:	Double
Load Direction:	Radial Bearing
Material:	Bearing Steel

Samples:	US$ 10/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

tapered roller bearing

How does Proper Lubrication Impact the Performance and Longevity of Tapered Roller Bearings?

Proper lubrication is essential for ensuring optimal performance and longevity of tapered roller bearings. Lubrication plays a critical role in reducing friction, preventing wear, and managing heat generated during operation. Here’s how proper lubrication impacts tapered roller bearings:

Reduced Friction:

Lubrication forms a thin film between the rolling elements and raceways, reducing direct metal-to-metal contact. This minimizes friction and the associated heat generation, allowing the bearing to operate smoothly and efficiently.

Wear Prevention:

Lubrication forms a protective barrier that prevents wear and surface damage. Without proper lubrication, friction can lead to accelerated wear, pitting, and even surface scoring, shortening the bearing’s lifespan.

Heat Dissipation:

Effective lubrication helps dissipate heat generated during operation. This is especially crucial in high-speed applications where excessive heat can lead to premature bearing failure or degradation of lubricant properties.

Corrosion Protection:

Lubrication helps create a barrier that protects bearing surfaces from environmental factors that could lead to corrosion. This is particularly important in applications exposed to moisture, chemicals, or other corrosive agents.

Noise and Vibration Reduction:

Proper lubrication can dampen vibrations and reduce noise by providing a cushioning effect between the rolling elements and raceways. This contributes to smoother and quieter operation.

Longevity:

Well-lubricated bearings experience less wear and stress, leading to extended service life. Bearings that are inadequately lubricated or run dry are prone to premature failure due to excessive wear, heat buildup, and damage to bearing surfaces.

Efficiency:

Adequate lubrication maintains the bearing’s efficiency by minimizing energy losses due to friction. Bearings that lack proper lubrication require more energy to overcome higher friction levels, resulting in reduced efficiency.

Lubrication Methods:

Various lubrication methods are available, including grease lubrication and oil lubrication. The choice depends on factors such as speed, load, temperature, and application requirements.

To ensure proper lubrication:

Follow Manufacturer Recommendations:

Consult the bearing manufacturer’s recommendations for lubricant type, viscosity, and replenishment intervals.

Monitor and Maintain:

Regularly monitor the condition of the lubricant and the bearing’s performance. Implement a maintenance schedule for lubricant replacement or replenishment.

Environmental Considerations:

Consider the operating environment’s temperature, contamination levels, and exposure to external elements. Some applications may require special lubricants for extreme conditions.

In summary, proper lubrication is crucial for maintaining tapered roller bearings’ performance, preventing wear, reducing friction and heat, and extending their lifespan. A well-lubricated bearing contributes to smoother operation, lower maintenance costs, and improved efficiency.

tapered roller bearing

How does Proper Lubrication Impact the Performance and Longevity of Tapered Roller Bearings?

Reduced Friction:

Wear Prevention:

Heat Dissipation:

Corrosion Protection:

Noise and Vibration Reduction:

Proper lubrication can dampen vibrations and reduce noise by providing a cushioning effect between the rolling elements and raceways. This contributes to smoother and quieter operation.

Longevity:

Efficiency:

Lubrication Methods:

Various lubrication methods are available, including grease lubrication and oil lubrication. The choice depends on factors such as speed, load, temperature, and application requirements.

To ensure proper lubrication:

Follow Manufacturer Recommendations:

Consult the bearing manufacturer’s recommendations for lubricant type, viscosity, and replenishment intervals.

Monitor and Maintain:

Regularly monitor the condition of the lubricant and the bearing’s performance. Implement a maintenance schedule for lubricant replacement or replenishment.

Environmental Considerations:

Consider the operating environment’s temperature, contamination levels, and exposure to external elements. Some applications may require special lubricants for extreme conditions.

tapered roller bearing

What Factors should be Considered when Selecting a Tapered Roller Bearing for a Specific Application?

Choosing the right tapered roller bearing for a specific application involves considering various factors to ensure optimal performance and reliability. Here are the key factors to consider:

Load Requirements:

Assess the types and magnitudes of both radial and axial loads the bearing will experience. Choose a tapered roller bearing with a load capacity that comfortably exceeds the expected loads to prevent premature wear or failure.

Speed:

Determine the required rotational speed of the bearing. High-speed applications may require bearings designed for reduced friction and heat generation to maintain efficiency and avoid overheating.

Precision and Tolerance:

Consider the level of precision required for the application. Tapered roller bearings are available in different precision classes, such as ABEC (Annular Bearing Engineering Committee) grades, which impact factors like smoothness and accuracy of rotation.

Mounting and Installation:

Assess the available space for mounting the bearing and consider the ease of installation. Bearings with adjustable clearance or preload might be advantageous for fine-tuning the bearing’s internal play.

Temperature and Environment:

Take into account the operating temperature range and environmental conditions of the application. Extreme temperatures or corrosive environments may require specific bearing materials or coatings.

Lubrication:

Choose an appropriate lubricant based on the application’s speed, temperature, and load conditions. Proper lubrication ensures smooth operation, reduces friction, and prolongs the bearing’s lifespan.

Cost and Budget:

Consider the budget allocated for bearings. High-precision or specialized bearings may come at a higher cost, but their performance benefits can outweigh the initial investment over the bearing’s service life.

Application Type:

Identify the specific industry and application in which the bearing will be used. Tapered roller bearings are employed in various sectors, including automotive, heavy machinery, aerospace, and more.

Expected Lifespan:

Estimate the required bearing lifespan for the application. Factors such as load, speed, and maintenance practices can impact the bearing’s longevity.

Bearing Size and Design:

Choose a bearing size that fits within the application’s space constraints while providing the necessary load capacity. The design, including the number and arrangement of rollers, can influence load distribution and performance.

Maintenance Requirements:

Consider the maintenance schedule and accessibility for bearing inspection and replacement. Bearings in applications with limited maintenance intervals may require enhanced durability.

In conclusion, selecting a tapered roller bearing for a specific application involves assessing load requirements, speed, precision, mounting, temperature, lubrication, cost, application type, expected lifespan, bearing size, and maintenance considerations. Careful evaluation of these factors ensures that the chosen bearing meets the demands of the application while providing reliable performance and longevity.

China factory Double Row Angular Contact Ball Bearings 5204 5205 5206 5207 bearing assembly
editor by CX 2024-05-15

China Custom Angular Contact Ball Bearing BS4575tn1 457515mm Used in Machine Tool Spindles carrier bearing

Product Description

Angular contact ball bearing BS4575TN1 45*75*15mm

Industrial robot bearings
Electric Motor bearings
Industrial kiln bearings
Product Description

Structure	Angular contact ball bearing
Item No.	BS4575TN1
Internal Diameter	45mm
External Diameter	75mm
Width	15mm

718 Series Angular Contact Bearings

719 Series Angular Contact Bearings

H719 Series Angular Contact Bearings

70 Series Angular Contact Bearings

H70 Series Angular Contact Bearings

B70 Series Angular Contact Bearings

72 Series Angular Contact Bearings

Company

HangZhou Auto Bearing Co., Ltd. is located in the industrial park of HangZhou,which is 1 of the 4 great ancient capitals of China.Our company is the member of China Bearing Industry Association,cooperating with State Quality Supervision and Testing Center for bearing.Our company is a professional bearing manufacturer which integrated with research ,development and marketing services.

Our major products include deep groove ball bearing, spherical roller bearing, slewing ring, crossed roller bearing and other all kinds of high precision bearings.Our products are widely applied to motor industry,mining metallurgy,wind power generation,petroleum drilling,automobile and motorcycle etc..
Our company not only possesses advanced bearing manufacturing equipments and international first-class measuring instruments, but also has strong strength of manufacturing, inspecting and testing the high precision and reliability bearings.Each process is in strict accordance with the ISO9001 quality management system,which effectively guarantees the precise of products and stability of the performance. AUTO bearings are mainly exported to the United states,South Korea,Europe,etc., which have reached the high level of foreign similar products.
The soul of our business culture is [Detail makes competitive, innovation makes first-class”.We believe the production and management philosophy of [quality wins ,casting competitive products”.The company adheres to the zero-defect quality management for meeting customer requirements.

Packing

A. plastic box & outer carton & pallets
B. plastic bag & box & carton & pallet
C. tube package & middle box & carton & pallet
D. Depends on your needs

Delivery

A. Most orders will be shipped within 3-5 days of payment being received.
B. Samples will be shipped by cov2urier as FedEx,UPS,DHL,etc.

Thank you very much for taking time to view our company’s website. If you are interested in this product, please feel free to contact us. We are always here.

/* 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°
Aligning:	Non-Aligning Bearing
Separated:	Unseparated
Rows Number:	Single
Load Direction:	Radial Bearing
Material:	Bearing Steel

Customization:	Available \| Customized Request

rolling contact bearing

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.

rolling contact bearing

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.

rolling contact 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.

China Custom Angular Contact Ball Bearing BS4575tn1 45*75*15mm Used in Machine Tool Spindles carrier bearing
editor by CX 2024-05-15

China Custom Heavy Duty Angular Contact Ball Bearing 5202 5202zz 5202 2RS 5202 Zz 5202-2RS bearing assembly

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
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) \| Request Sample

Customization:	Available \| Customized Request

rolling contact bearing

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.

rolling contact bearing

Are there specific considerations for choosing rolling contact bearings in applications with extreme operating conditions or high precision requirements?

When selecting rolling contact bearings for applications with extreme operating conditions or high precision requirements, there are specific considerations to take into account. Here’s a detailed explanation of these considerations:

Operating Conditions:

In applications with extreme operating conditions, such as high temperatures, high speeds, or corrosive environments, special attention must be given to the bearing’s ability to withstand these conditions. Considerations include:

Temperature: High-temperature applications require bearings with heat-resistant materials and lubricants designed to withstand elevated temperatures without degradation. Specialized heat treatment processes may be necessary to enhance the bearing’s ability to handle thermal expansion and avoid premature failure.
Speed: High-speed applications demand bearings that can operate at significantly higher rotational speeds without excessive friction, heat generation, or loss of precision. Factors such as cage design, lubrication, and material selection play a crucial role in achieving reliable performance at high speeds.
Corrosion and Chemical Resistance: In corrosive environments or applications exposed to chemicals, bearings with corrosion-resistant materials, such as stainless steel or ceramic, and appropriate sealing mechanisms are essential to prevent premature failure due to chemical attack or rust formation.
Vibration and Shock: Applications subject to high vibration or shock loads require bearings capable of withstanding these dynamic forces. Special designs, such as extra internal clearance or improved cage stability, may be necessary to ensure reliable operation under such conditions.

Precision Requirements:

In applications with high precision requirements, such as precision instruments, machine tools, or optical equipment, specific considerations are essential to meet the desired level of accuracy and repeatability. Some key factors include:

Tolerance and Dimensional Stability: Bearings used in high-precision applications must have strict dimensional tolerances and excellent dimensional stability to ensure precise positioning and alignment. This requires careful control during the manufacturing process and the use of high-quality materials.
Runout and Radial Clearance: Runout, which refers to the deviation from perfect circularity, and radial clearance, which affects the internal play between the rolling elements and the raceways, must be tightly controlled to achieve the desired precision. Bearings with low runout and minimal radial clearance are preferred for high-precision applications.
Noise and Vibration: High-precision applications often require low noise and vibration levels. Bearings with optimized designs, such as improved cage stability, precision-ground raceways, and high-quality lubrication, help minimize noise and vibrations, ensuring accurate and quiet operation.
Lubrication: Proper lubrication is crucial for high-precision bearings to reduce friction, minimize wear, and maintain consistent performance. Lubricants with low viscosity, high stability, and excellent temperature characteristics are typically used in precision applications.

Choosing the right rolling contact bearings for applications with extreme operating conditions or high precision requirements requires careful consideration of factors such as temperature, speed, corrosion resistance, dimensional stability, and lubrication. Consulting with bearing manufacturers or experts can provide valuable guidance in selecting the most suitable bearings to meet the specific application’s demands.

rolling contact bearing

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.

China Custom Heavy Duty Angular Contact Ball Bearing 5202 5202zz 5202 2RS 5202 Zz 5202-2RS bearing assembly
editor by CX 2024-05-15

China high quality Good Service Unseparated Roller Angular Contact Ball Bearing 1688 Rolling Mill Bearings drive shaft bearing

Product Description

Factory Price Gas Turbine Bearings Cylindrical Roller Bearing Nu207 Nu209 Nu211 E/M/Etn1

Product Description

Cylindrical Roller bearing is 1 of the rolling bearings, which is widely used in modern machinery.It relies on rolling contact between the main components to support the rotating parts.Roller bearings are now mostly standardized.Roller bearing has the advantages of small torque required for starting, high rotation accuracy and convenient selection.

Product name	Cylindrical roller bearing
Material	Bearing Steel
Standard	DIN GB ISO JIS
Bearing Package	Barreled, bagged, boxed, palletized or as customers’ requirement.
Service	OEM service provided
Delivery time	3-10 days depends on quantity needed

Characteristics:
Less friction and low noise, durable.
Ability to carry heavy loads
Less coefficient of friction.
High limiting speed.
Variations of structure:N,NU,NJ,NF,NUP,NFP,NH,NN,NNU,NNF,FC,FCD.
Physical Characteristics:
Cylindrical roller bearing can be separated by single row,double rows, and 4 rows.
This kind of bearing can be submitted to high radial load and some axial load.
The rolling element of a cylindrical roller bearing is cylinder, the 2 ends of the external lines have the corrective slope which can eliminate the contact stress.
NN and NNU design cylindrical roller bearing have high rigid and apply to machines such as milling

diameter (mm)	Bearing Designation	Boundary Dimensions (mm)					Basic Load Ratings (N)		Limiting Speeds (rpm)		Weight (Kg)
diameter (mm)	Current Designation	d	D	B	rsmin	r1smin	Cr Dynamic	Cor Static	Grease	Oil	Weight (Kg)
16	SZ-4101	16	44	8.3			15700	18000			0. 0571 1
17	N203	17	40	12	0.6	0.3	11400	9100	16000	19000	0.07800
	NJ203	17	40	12	0.7	0.3	11400	9100	16000	19000	0.06900
	NJ203ETN1	17	40	12	0.6	0.6	16900	13800	16000	19000	0. 0571 8
	NU203	17	40	12	0.6	0.3	11400	9100	16000	19000	0.07000
	NU203ETN1	17	40	12	0.6	0.3	16900	13800	16000	19000	0.06654
	NJ2203E	17	40	16	0.6	0.3	22800	20300	13800	16400	0.09200
20	N204	20	47	14	1	0.6	15800	13100	13800	16400	0.13300
	NF204	20	47	14	1	0.6	15800	13100	13800	16400	0.11000
	NJ204	20	47	14	1.1	0.7	17000	14400	13800	16400	0.14000
	NU204	20	47	14	1	0.6	15800	13100	13800	16400	0.13500
	NU204/C3	20	47	14	1	0.6	14400	13100	13800	16400	0.10670
	N304	20	52	15	1.1	0.6	21800	17700	11400	13800	0.14470
	NJ304	20	52	15	1.1	0.6	21800	17700	11400	13800	0.15750
	NU304	20	52	15	1.1	0.6	21800	17700	11400	13800	0.15190
	NUP304ETN1	20	52	15	1.1	0.6	31500	26800	10600	13100	0.15582
	NJ2304ETN1	20	52	21	1.1	0.6	42000	38700	10000	13000	0.21267

Our Advantages

1. World-Class Bearing:
We provide our customers with all types of indigenous bearing with world-class quality.

2. OEM or Non-Stand Bearings:
Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality:
The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance:
The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery:
The company provides just-in-time delivery with its streamlined supply chain.

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 standard bearings.
2. MOQ: 1000 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.

FAQ

1.What is the minimum order quantity for this product?

Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales, most customers’orders are more than 1 ton.

2.What is your latest delivery time?
Most orders will be shipped within 3-10 days of payment being received.

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?
Do our best to meet customer needs, negotiable.

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 and provide the detailed information you need.

Please feel free to contact us, if you have any other question

/* 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
The Number of Rows:	Double
Outer Dimension:	Medium and Large(120-190mm)

Customization:	Available \| Customized Request

.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.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

rolling contact bearing

Can rolling contact bearings be customized or modified to meet specific industrial requirements?

Design Modifications:

Material Selection:

Dimensional Modifications:

Sealing and Lubrication:

Specialized Coatings and Surface Treatments:

rolling contact bearing

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.

rolling contact bearing

What are the common types of rolling contact bearings, such as ball bearings or roller bearings?

Ball 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:

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.

China high quality Good Service Unseparated Roller Angular Contact Ball Bearing 1688 Rolling Mill Bearings drive shaft bearing
editor by CX 2024-05-14

China manufacturer 3200 3201 3202 3203 3204 3205 High Precision Single Row Standards Series Angular Contact Ball Bearing carrier bearing

Product Description

Name:	3204 3205 High Precision Single Row Standards Series Angular Contact Ball Bearing
Type:	angular contact ball bearing
Position:	low noise machine,automobile,motorcycle,and the general machinery and etc.
Weight:	0.4 KG
Specifications:	standard size
Material:	Chrome steel/GCR-15
Technology:	Hot forging
CAGE:	metal cage
SEAL:	rubber or open
Rolling body:	Steel ball
Quality:	Top grade
Application	Industrial pumps
	Industrial Gearboxes
	Compressors
	Trucks,Bus,Trailers
	Industrial electric motors&generator
	Renewable energy
Quality Control Process	1.Assembly
	2.Windage test
	3.Cleaning
	4.Rotary test
	5.Greasing and gland
	6.Noise inspection
	7.Appearance inspection
	8.Rust prevention
	9.Product packaging

Single row angular contact ball bearings can only bear axial load in 1 direction. When bearing pure radial load, this kind of bearing must be installed in pairs because the load action line of rolling element and radial load action line are not in the same radial plane, resulting in internal axial component force.

Double row angular contact ball bearings are units with solid inner and outer rings and ball and cage assemblies with polyamide or sheet steel cages. Their construction is similar to a pair of single row angular contact ball bearings in an O arrangement but they are narrower to a certain extent.

Related Catalogues You May Concern

Part No.	d/mm	D/mm	B/mm	Load Rating(KN)		Limited Speed(r/min)		Load Rating(KN)		Limited Speed(r/min)
				Load Rating(KN)		Limited Speed(r/min)		Load Rating(KN)		Limited Speed(r/min)
				Cr/KN	Cor/KN	Grease	Oil	Cr/KN	Cor/KN	Grease	Oil
72 serie				α=15°(C)				α=25°(AC)
7200	10	30	9	6.5	3.8	56000	85000	6.3	3.7	53000	80000
7201	12	32	10	7.2	4.5	53000	80000	6.9	4.3	48000	70000
7202	15	35	11	9.1	5.8	48000	70000	8.8	5.6	43000	63000
7203	17	40	12	11.3	7.4	40000	60000	10.9	7.1	38000	56000
7204	20	47	14	13.1	9.6	34000	50000	12.6	9.2	30000	45000
7205	25	52	15	16.8	13.1	30000	45000	16.1	12.5	26000	40000
7206	30	62	16	23.4	18.8	24000	38000	22.3	18	20000	34000
7207	35	72	17	25.8	22.9	18000	30000	24.5	21.9	17000	28000
7208	40	80	18	34.1	30.9	17000	28000	32.5	29.5	15000	24000
7209	45	85	19	35.5	33.8	16000	26000	33.8	32.3	14000	22000
7210	50	90	20	43.3	40.6	15000	24000	41.3	38.7	14000	22000
7211	55	100	21	53.6	51.1	14000	22000	51.1	48.8	13000	20000
7212	60	110	22	55.8	56.2	12000	19000	53	53.5	11000	18000
7213	65	120	23	67.5	69	11000	18000	64.2	65.8	9500	16000
7214	70	125	24	70.2	74.6	10000	17000	66.6	71.1	9000	15000
7215	75	130	25	72.7	80.2	9500	16000	68.9	76.3	8500	14000
7216	80	140	26	86.5	96.5	9000	15000	82.1	91.9	8000	13000
7217	85	150	28	97.4	107.5	8500	14000	92.5	102.4	7500	12000
7218	90	160	30	121.9	131.3	8000	13000	115.8	124.6	7000	11000
7219	95	170	32	128.9	145.1	7500	12000	122.5	138.3	6700	10000
7220	100	180	34	146.2	165.9	7000	11000	138.9	158.2	6700	10000
7221	105	190	36	164.3	188.2	7000	11000	156.3	179.5	6300	9500
7222	110	200	38	170.4	202.5	6700	10000	161.8	193	6000	9000
7224	120	215	40	175.4	218.4	6000	9000	166.3	207.9	5300	8000
7226	130	230	40	200.4	258.3	5600	8500	190.4	246.2	5000	7500
7228	140	250	42	223.6	306.6	5000	7500	212.3	292.2	4500	6700
7230	150	270	45	240.9	341.5	4500	6700	228.7	325.5	4000	6000
7232	160	290	48	248.6	365.8	4300	6300	236.1	348.6	3800	5600
7234	170	310	52	300.2	459.2	3800	5600	285	437.6	3600	5300
7236	180	320	52	311.2	490.8	3800	5600	295.5	467.7	3400	5000
7238	190	340	55	321.3	524.8	3400	5000	305.1	500.1	3200	4800
7240	200	360	58	330.9	558.6	3200	4800	314.2	532.3	3000	4500

Product Number	Bore Dia (d)	Outer Dia (D)	Width (B)	Dynamic Load Rating (Cr) (kN)	Static Load Rating (Cor) (kN)
7300	10 mm	35 mm	11 mm	10.1	4.95
7301	12 mm	37 mm	12 mm	11.2	5.25
7302	15 mm	42 mm	13 mm	13.5	7.2
7303	17 mm	47 mm	14 mm	15.9	8.65
7304	20 mm	52 mm	15 mm	18.7	10.6
7305	25 mm	62 mm	17 mm	26.4	15.8
7306	30 mm	72 mm	19 mm	33.5	22.3
7307	35 mm	80 mm	21 mm	40	26.3
7308	40 mm	90 mm	23 mm	49	33
7309	45 mm	100 mm	25 mm	63.5	44
7310	50 mm	110 mm	27 mm	74	52
7311	55 mm	120 mm	29 mm	86	61.5
7312	60 mm	130 mm	31 mm	98	71.5
7313	65 mm	140 mm	33 mm	111	82
7314	70 mm	150 mm	35 mm	125	93.5
7315	75 mm	160 mm	37 mm	136	106
7316	80 mm	170 mm	39 mm	147	119
7317	85 mm	180 mm	41 mm	159	133
7318	90 mm	190 mm	43 mm	171	147
7319	95 mm	200 mm	45 mm	183	162
7320	100 mm	215 mm	47 mm	207	193
7321	105 mm	225 mm	49 mm	220	210
7322	110 mm	240 mm	50 mm	246	246
7324	120 mm	260 mm	55 mm	246	252
7326	130 mm	280 mm	58 mm	273	293
7328	140 mm	300 mm	62 mm	300	335
7330	150 mm	320 mm	65 mm	330	380
7332	160 mm	340 mm	68 mm	345	420
7334	170 mm	360 mm	72 mm	390	485
7336	180 mm	380 mm	75 mm	410	535
7338	190 mm	400 mm	78 mm	430	585
7340	200 mm	420 mm	80 mm	450	605

Angular contact ball bearings

706C , B706C series

706C 707C 708C 709C B706C B707C B708C B709C

724C series

724C 725C 726C 727C 728C 729C

7000C series

7200C series

7248

7303C series

7340

7406 series

71900 series

71900 71901 71902 71903 71904 71905 71906 71907 71908 71909 71910 71911 71912 71913 71914 71915 71916 71917 71918 71919 71920 71922 71924 71926 71928 71930 71932 71934 71936 71938 71940

3200 series

3302 series

ZheJiang Huaxu Bearing Co.,Ltd
Our factory specialize wheel hub bearing, wheel bearing kit, clutch bearing, taper roller bearing, truck bearing, wheel hub bearing in high quality.
Our bearings have large loading capacity and long lifetime, and widely fit in different vehicles.
wheel bearings and kits to vehicles like LADA, TOYOTA, HONDA, RENAULT, AUDI,Chevrolet, HYUNDAI,FIAT, FORD and so on.
Truck bearings applied to VOLVO, MAN, BENZ, DAF, SAF and so on.
And we can produce bearings which can meet your multifarious demands.
For example, wheel bearing, taper roller bearing, clutch release bearing, ball bearing, truck bearing ect.
We can provide brands like TIMKEN, NSK, KOYO, NTN, NACHI, GMB, BW, GM, HYUNDAI ect.

Q:What’s your after-sales service and warranty?
A: We promise to bear the following responsibilities when defective products were 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 also customize OEM box and packing as 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:How long is the lead time?
A: The lead time for sample orders is 3-5 days, for bulk orders is 5-15 days.

Q:Do you offer free samples?
A: Yes we offer free samples to distributors and wholesalers, however customers should bear freight. We DO NOT offer free samples to end users.

Q:How to place order?
A: 1. Email us the model, brand and quantity,shipping way of bearings and we will quote our best price for you;
2. Proforma Invoice made and sent to you as the price agreed by both parts;
3. Deposit Payment after confirming the PI and we arrange production;
4. Balance paid before shipment or after copy of Bill of Loading.

/* 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:	60 45 25 15
Aligning:	Non-Aligning Bearing
Separated:	Separated
Rows Number:	Single
Load Direction:	Radial Bearing
Material:	Bearing Steel

Samples:	US$ 0/Set 1 Set(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

tapered roller bearing

What Advantages do Tapered Roller Bearings Offer Compared to Other Bearing Types?

Tapered roller bearings offer several advantages that make them a preferred choice in various applications compared to other bearing types. These advantages stem from their unique design and capabilities. Here’s a look at the benefits of tapered roller bearings:

High Load-Carrying Capacity:

Tapered roller bearings can handle both radial and axial loads simultaneously, making them suitable for applications with combined loads. Their conical geometry allows for effective load distribution, enabling them to support heavy loads without premature wear.

Efficient Axial Load Handling:

Tapered roller bearings excel at managing axial (thrust) loads in one direction. This capability is crucial in applications where axial loads are present, such as automotive transmissions or industrial machinery.

Reduced Friction and Heat Generation:

The conical shape of the rollers and the matching raceways result in point contact, reducing friction and minimizing heat generation. This efficiency contributes to improved overall performance and energy savings.

Adjustable Clearance and Preload:

Tapered roller bearings often allow for adjustable internal clearance or preload. This feature enables fine-tuning of the bearing’s play, optimizing performance and extending the bearing’s lifespan.

High Precision:

Tapered roller bearings are available in various precision classes to meet different application requirements. Their precision makes them suitable for applications demanding accurate motion control and positioning.

Versatility:

Tapered roller bearings are used in a wide range of industries and applications, from automotive and heavy machinery to aerospace and industrial equipment. Their ability to handle diverse loads and conditions contributes to their versatility.

Durability:

Tapered roller bearings are designed to withstand shocks and impacts, making them suitable for applications with dynamic loads or vibrations. Their robust construction contributes to their overall durability.

High-Speed Capability:

Tapered roller bearings can operate at high speeds due to their efficient contact geometry and reduced friction. This makes them suitable for applications requiring rapid rotation.

Cost-Effectiveness:

While the initial cost may vary, tapered roller bearings are often cost-effective due to their long service life and ability to handle heavy loads. Their durability can lead to reduced maintenance and replacement costs over time.

Compatibility with Combined Loads:

Tapered roller bearings are well-suited for applications where radial and axial loads occur simultaneously, eliminating the need for multiple bearing types and simplifying design and installation.

In summary, tapered roller bearings offer a combination of load-carrying capacity, efficiency, adjustability, precision, and versatility that sets them apart from other bearing types. Their ability to handle a variety of loads and conditions makes them an advantageous choice in numerous industrial applications.

tapered roller bearing

Can you Explain the Design and Construction of Tapered Roller Bearings?

Components:

Tapered roller bearings consist of the following components:

Inner Ring:

The inner ring has a conical raceway on its inner surface, which matches the conical shape of the rollers. It serves as the raceway for the rollers and provides support to the rotating assembly.

Outer Ring:

The outer ring also features a conical raceway on its inner surface that complements the shape of the rollers. The outer ring provides a rigid structure to house the entire bearing assembly.

Tapered Rollers:

The rollers have a conical shape with varying diameters along their length. This design allows the rollers to make point contact with the inner and outer raceways, distributing loads efficiently.

Cage:

Conical Geometry:

Load Distribution:

Adjustable Clearance and Preload:

Many tapered roller bearings allow for adjustable internal clearance or preload. This feature enables fine-tuning of the bearing’s internal play, optimizing performance and minimizing friction.

Thrust Capability:

Tapered roller bearings can handle thrust (axial) loads in one direction, making them suitable for applications where axial loads need to be managed along with radial loads.

Applications:

tapered roller bearing

What are the Common Signs of Wear or Damage in Tapered Roller Bearings?

Identifying signs of wear or damage in tapered roller bearings is crucial for maintaining optimal performance and preventing costly failures. Here are the common signs to look for:

Abnormal Noise:

Unusual noises, such as grinding, clicking, or rumbling sounds, may indicate damage within the bearing. These noises could result from worn rollers, raceways, or insufficient lubrication.

Vibration:

Excessive vibration or unusual vibrations not typically present during operation may indicate an issue with the bearing. Vibration can result from misalignment, worn components, or uneven loading.

Increased Operating Temperature:

Irregular Rotation:

If the bearing experiences irregular rotation, such as sticking or rough movement, it could be due to damaged rollers, misalignment, or improper preload.

Visible Wear:

Inspect the bearing for visible signs of wear or damage, such as pitting, scoring, discoloration, or deformation of the bearing components.

Increased Noise or Vibration Under Load:

If the bearing makes more noise or vibrates noticeably when subjected to load, it could indicate that the bearing is unable to handle the applied load properly.

Uneven Wear:

Uneven wear patterns on the rollers or raceways can suggest misalignment or inadequate lubrication, causing the bearing to experience uneven loading.

Loss of Performance:

If the bearing’s performance decreases, such as reduced efficiency or increased friction, it may indicate wear, contamination, or other issues affecting the bearing’s operation.

Looseness or Play:

If there’s excessive play or looseness in the bearing assembly, it could be a sign of worn components or inadequate preload, impacting the bearing’s stability and performance.

Leaks or Contaminants:

Inspect for leaks of lubricant or the presence of contaminants around the bearing. Leaks can indicate seal damage, and contaminants can accelerate wear.

Observable Damage to Components:

If any bearing components, such as rollers, cages, or raceways, appear visibly damaged or deformed, immediate attention is necessary to prevent further issues.

China manufacturer 3200 3201 3202 3203 3204 3205 High Precision Single Row Standards Series Angular Contact Ball Bearing carrier bearing
editor by CX 2024-05-14

China Best Sales Ll156 Ball Bearings Price High Quality Angular Contact Ball Bearing 3312 3313 3314 3315 with Great quality

Product Description

WHY CHOOSE E-ASIA BEARING?

1) 20 years of rich bearing industry export experience
2) ISO & MPA & CE & SGS & BV certified
3) Professional engineers team and Superior machines
4) 1 hour to HangZhou port or ZheJiang port
5) Strict quality inspection (3 steps) before shipment, such as SGS/BV third party certified.

CHOOSE E-ASIA REFUSED ONE TIME BUSINESS

Angular contact ball bearing	7000series
	71900series	71900 71901 71902 71903 71904 71905 71906 71907 71908 71909 71910 71911 71912 71913 71914 71915 71916 71917 71918 71919 71920 71921 71922 71924 71926 71928 71930 71932 71934 71936 71940 71944
	7200series
	7300series
	3200series
	3300series	3322
	QJseries	QJ203 QJ205 QJ206 QJ207 QJ208 QJ209 QJ210 QJ211 QJ212 QJ213 QJ214 QJ215 QJ216 QJ217 QJ218 QJ219 QJ220 QJ221 QJ222 QJ224 QJ226 QJ228 QJ230 QJ232 QJ234 QJ236 QJ240 QJ244 QJ303 QJ304 QJ305 QJ306 QJ307 QJ308 QJ309 QJ310 QJ311 QJ312 QJ313 QJ314 QJ315 QJ316 QJ317 QJ318 QJ319 QJ320 QJ321 QJ322 QJ324 QJ326 QJ328 QJ330 QJ324 QJ326 QJ328 QJ330 QJ336

Company Profile

Packaging & Shipping

FAQ

1.What is the minimum order quantity for this product?
Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales, most customers’orders are more than 1 ton.

2.What is your latest delivery time?
Most orders will be shipped within 3-5 days of payment being received.

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.

6.Which payment method does your company support?
Do our best to meet customer needs, negotiable.

/* 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:	15°
Aligning:	Aligning Bearing
Separated:	Separated

Customization:	Available \| Customized Request

.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.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

rolling contact bearing

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.

rolling contact bearing

Are there specific considerations for choosing rolling contact bearings in applications with extreme operating conditions or high precision requirements?

Operating Conditions:

Temperature: High-temperature applications require bearings with heat-resistant materials and lubricants designed to withstand elevated temperatures without degradation. Specialized heat treatment processes may be necessary to enhance the bearing’s ability to handle thermal expansion and avoid premature failure.
Speed: High-speed applications demand bearings that can operate at significantly higher rotational speeds without excessive friction, heat generation, or loss of precision. Factors such as cage design, lubrication, and material selection play a crucial role in achieving reliable performance at high speeds.
Corrosion and Chemical Resistance: In corrosive environments or applications exposed to chemicals, bearings with corrosion-resistant materials, such as stainless steel or ceramic, and appropriate sealing mechanisms are essential to prevent premature failure due to chemical attack or rust formation.
Vibration and Shock: Applications subject to high vibration or shock loads require bearings capable of withstanding these dynamic forces. Special designs, such as extra internal clearance or improved cage stability, may be necessary to ensure reliable operation under such conditions.

Precision Requirements:

Tolerance and Dimensional Stability: Bearings used in high-precision applications must have strict dimensional tolerances and excellent dimensional stability to ensure precise positioning and alignment. This requires careful control during the manufacturing process and the use of high-quality materials.
Runout and Radial Clearance: Runout, which refers to the deviation from perfect circularity, and radial clearance, which affects the internal play between the rolling elements and the raceways, must be tightly controlled to achieve the desired precision. Bearings with low runout and minimal radial clearance are preferred for high-precision applications.
Noise and Vibration: High-precision applications often require low noise and vibration levels. Bearings with optimized designs, such as improved cage stability, precision-ground raceways, and high-quality lubrication, help minimize noise and vibrations, ensuring accurate and quiet operation.
Lubrication: Proper lubrication is crucial for high-precision bearings to reduce friction, minimize wear, and maintain consistent performance. Lubricants with low viscosity, high stability, and excellent temperature characteristics are typically used in precision applications.

rolling contact bearing

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.

China Best Sales Ll156 Ball Bearings Price High Quality Angular Contact Ball Bearing 3312 3313 3314 3315 with Great quality
editor by CX 2024-05-14

China best High Performance CZPT CZPT Alternatives C Series 7808 7809 7801 7802 7803 Angle 15 Angular Contact Ball Bearing for Textile Machinery manufacturer

Product Description

PRODUCT PICTURES:

OUR SERVICES
We can provide manufacturing capabilities and services of regular bearings for you, or customized non-standard bearings as you required.

BEARING:
— Dimensions
— Material
— Tolerance standard

APPEARANCE:
— Logo (Laser Marking)
— Package Design
40+ YEARS EXPERIENCE
CONTINUOUS AND STABLE DELIVERY OF PRODUCTS.

With over 40 years experience of the bearing manufacturing, we know how to make good bearings with less cost consistently and efficiently.

We use advanced CNC turning, grinding, and superfinishing machines to ensure high, stable, and accurate machining. All of your goods, from the most economical category, to the highest rated category, will always be manufactured precisely to the standards you require.

OWN HEAT TREATMENT
CONTROALLABLE COST AND QUALITY.

Heat treatment is 1 of the crucial processes to ensure high performance of bearing materials. Compared with other manufacturers, we can produce higher quality bearings at smaller cost, with a more flexible and controllable production schedule, and in a shorter time.

We have 6 heat treatment production lines.

Bearings are heated uniformly, with small deformation and little/no oxidized decarburization, which can make them have high hardness, high fatigue resistance, good wear resistance, dimensional stability, and excellent mechanical strength.

OUTSTXIHU (WEST LAKE) DIS. QUALITY
LOW NOISE, LOW FRICTION AND LONG LIFE.

All our products are characterized by low noise, low friction and long life. This is due to our attention to the roundness, waviness and surface roughness of bearing raceway.

Our products fully meets the requirements of national and international standards accorind to the testing result of
roughness, roundness, hardness, vibration noise, vibration velocity.
PACKING
PACKAGING THAT HELPS SELL.

1, Inner package
Corrosion and Dust Proof PE plastic film / bag packing + Tube packing, or Wrapping tape for larger bearings.
2, Corrugated Individual Box
Our attractive sales-helpful “3-JOYS” package, or as the design of your package.
3, Outer package
Corrugated carton + Wooden pallet
MODERN WELL-ORGANIZED WAREHOUSE

· Constant temperature (20°C) and humidity (RH 52%) warehouse
· Hundreds of models on hand, short delivery time.
HONOR & SYSTEM CERTIFICATES
EXHIBITION
SAMPLES POLICY

FREE SAMPLES AND SHIPPING

We are happy to send you free samples of our bearings for field testing. All transportation costs will be paid by us.

Please note: Depending on the model and value of samples, this policy may not apply!

Please contact our sales staff for details.

TRANSPORTATION
FASTEST DELIVERY TO CUSTOMERS
CUSTOMERS FEEDBACK

PAYMENT TERMS
To facilitate your payment, we offer a variety of options!
FAQ

1, About the lead time.

This depends on several factors, like Is the production schedule tight? Is there a corresponding model in stock, and is there enough of this model in stock? How many pcs of that model would be ordered?
Simply speaking, based on a 20′ GP container load:

If the model your Preferred is	Sufficient stock	Lead Time
Regular models	YES	Within 7 days
Regular models	NO	Within 30 days
Non-regular model	NO	About 50 days

For accurate estimate, please contact with our sale stuff. Thanks.

2, Minimum order quantity.

Even just ONE piece of bearing is ok for us.

3, If you don’t know which model is the right choice…

We would like to give you some advise if you like, according to the real situation and demand of your local market. Our purpose is to help you to get proper and right models for your customers, so that you would make a better sales and income finally.

4, Factory Inspection

We surely would welcome you or your representatives to come to our plants or working offices to take a good look and chat with our hardworking CZPT employees. Ask our sales stuff and she/he will arrange that for you.

OPTIONS OF SPECIFICATION AND STHangZhouRD

Subject	Symbol	Description
Sealing & Sealing type	Z	Metal shield on 1 side.
	ZZ	Metal shields on both sides.
	RS	Rubber seal on 1 side.
	2RS	Rubber seals on both sides.
	ZNR	Shield on 1 side, snap ring groove in the outer ring, with snap ring on the opposite side of the shield
	2ZNR	Shield on both sides, snap ring groove in the outer ring, with snap ring
	ZNBR	Shield on 1 side, snap ring groove in the outer ring, with snap ring on the same side as the shield
Cage Materials	J	Pressed steel cages
	M	Solid brass cage
	F	Solid cage made from steel or iron
	Y	Pressed brass cages.
	T	Laminated phenolic cages.
	TN	Polyamide cages
	TH	Glass-fiber reinforced phenolic resin cages.
	TV	Polyamide cage
Cage Designs	P	Window-type cage
	H	Claw-type cage
	A	Cage guided on the bearing outer ring
	B	Cage-guided on the bearing inner ring
	S	Cage with lubricating slots in the guiding surfaces
	D	Carbonitriding cage
	W	Welded cage
	R	Riveted Cage
Cage Types	N/A	Claw-type cage
		Ribbon cage
		Crown cage
		Sunflower cage
		Tapered cage
Tolerances	PN(P0)	Bearings in standard tolerance
	P6	Tighter tolerance than standard bearings
	P5	Tolerance tighter than P6
	P4	Tolerance tighter than P5
	P2	Tolerance tighter than P4
Contact Angle	C	Contact angle 15˚.
	AC	Contact angle 25˚.
	CA	Contact angle 20˚.
	E	Contact angle 35˚.
	B	Contact angle 40˚.
Bearing Sets	DB	Two bearings: back-to-back.
	DF	Two bearings: face-to-face.
	DT	Two bearings: in tandem.
	TBT	Three bearings: tandem and back-to-back.
	TFT	Three bearings: tandem and face-to-face.
	QFC	Four bearings: tandem and face-to-face.
	DB	Two bearings: back-to-back.
	DF	Two bearings: face-to-face.

PRODUCT PARAMETERS

This tech sheet may not contain all or every piece of information you want to know. Please contact our sales staff to obtain or compare the information.

Designation	Boundary Dimension (mm)			Limiting Speed (rpm)		Load Rating (Kn)		Weight
Designation	Inner Diameter (d)	Outside Diameter (D)	Width (B)	Grease Lubrication	Oil Lubrication	Dynamic Load (cr)	Static Load (cor)	Weight (kg)
71800	10	19	5	75000	120000	1.8	1.1	0.005
71801	12	21	5	70000	110000	2	1.4	0.006
71802	15	24	5	60000	90000	2.2	1.8	0.007
71803	17	26	5	53000	80000	2.3	1.9	0.008
71804	20	32	7	45000	67000	3.9	3.4	0.018
71805	25	37	7	38000	56000	4.2	4.1	0.571
71806	30	42	7	32000	48000	4.4	4.8	0.571
71807	35	47	7	26000	40000	4.6	5.5	0.571
71808	40	52	7	24000	38000	4.8	6.2	0.032
71809	45	58	7	20000	34000	4.9	6.7	0.04
71810	50	65	7	18000	30000	7.4	10	0.052
71811	55	72	9	16000	26000	10.2	13.8	0.061
71812	60	78	10	15000	24000	13.4	18	0.1
71813	65	85	10	14000	22000	13.4	18.8	0.125
71814	70	90	10	13000	20000	13.8	20.3	0.133
71815	75	95	10	12000	19000	14.2	21.7	0.142
71816	80	100	10	10000	18000	14.5	23.1	0.15
71817	85	110	13	10000	17000	21.5	32.2	0.262
71818	90	115	13	9500	16000	21.7	33.5	0.274
71819	95	120	13	9000	15000	21.9	34.7	0.287
71820	100	125	13	8500	14000	22.5	37	0.301
71821	105	130	13	8500	14000	22.7	38.3	0.314
71822	110	140	16	8000	13000	31.8	51.6	0.496
71824	120	150	16	7000	11000	33.1	56.9	0.537
71826	130	165	18	6700	9000	38.7	67.6	0.782
71828	140	175	18	6000	8500	44.8	79.2	0.813
71830	150	190	20	5600	7500	51.2	92	1.14
71832	160	200	20	5000	7000	52.4	97.7	1.21
71834	170	215	22	4800	7000	66.5	123.4	1.61
71836	180	225	22	2000	2800	62.3	75.9	2
71838	190	240	24	1900	2600	75.1	91.6	2.1
71840	200	250	24	1800	2400	74.2	91.2	2.38
71844	220	270	24	1700	2200	76.4	97.8	2.8
71848	240	300	28	1500	1900	83.5	108	4.5

/* 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:	15°
Aligning:	Aligning Bearing
Separated:	Unseparated
Rows Number:	Single
Load Direction:	Radial Bearing
Material:	Bearing Steel

Samples:	US$ 5/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

rolling contact bearing

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.

rolling contact bearing

Can you provide guidance on the selection and sizing of rolling contact bearings for specific applications?

Identify Application Requirements:

Analyze Load Conditions:

Calculate Equivalent Load:

Consider Speed and Operating Conditions:

Consult Bearing Manufacturer’s Catalogs:

Verify Bearing Life:

Consider Mounting and Dismounting:

rolling contact bearing

Can you explain the key characteristics and benefits of rolling contact bearings?

Rolling contact bearings possess several key characteristics and offer numerous benefits in mechanical systems. Here’s a detailed explanation of these characteristics and benefits:

Key Characteristics of Rolling Contact Bearings:

The key characteristics of rolling contact bearings include:

Low Friction: Rolling contact bearings utilize rolling elements, such as balls or rollers, which reduce friction compared to sliding contact bearings. This characteristic minimizes energy losses, heat generation, and wear, resulting in improved efficiency and performance of the mechanical system.
Load Distribution: Rolling contact bearings distribute loads evenly across their contact surfaces, minimizing stress concentrations and preventing premature wear or failure. This characteristic allows mechanical systems to handle various loads and forces without compromising performance.
Smooth Motion: Rolling contact bearings enable smooth and controlled motion between components. The rolling elements facilitate low-friction rotation or linear movement, providing precise and reliable operation in a wide range of applications.
Positional Accuracy: Rolling contact bearings help maintain accurate positioning of components in mechanical systems, ensuring alignment and reducing the risk of misalignment-related issues. This characteristic is crucial in precision machinery, robotics, and other applications where positional accuracy is essential.
Versatility: Rolling contact bearings are available in different sizes, configurations, and materials, making them adaptable and versatile in various mechanical systems. They can accommodate different load capacities, speeds, and environmental conditions, providing flexibility in design and application.
Durability: Rolling contact bearings are designed to withstand the demands of various operating conditions. They are constructed with high-quality materials and undergo extensive testing to ensure durability and long service life.
Reduced Maintenance: Rolling contact bearings require minimal maintenance compared to other types of bearings. Proper lubrication and periodic inspection are typically sufficient to ensure their reliable operation over an extended period.

Benefits of Rolling Contact Bearings:

The utilization of rolling contact bearings offers several benefits in mechanical systems:

Efficiency: Rolling contact bearings reduce friction and energy losses, resulting in improved overall system efficiency. This benefit translates to energy savings, reduced operating costs, and increased productivity.
Smooth Operation: Rolling contact bearings enable smooth and controlled motion, minimizing vibration, noise, and unwanted movement. This benefit enhances the comfort, precision, and reliability of the mechanical system.
Extended Service Life: Rolling contact bearings, when properly selected, installed, and maintained, can provide long service life. Their ability to distribute loads and resist wear ensures reliable operation and reduces the frequency of replacements or repairs.
Wide Range of Applications: Rolling contact bearings are utilized in various industries and applications, including automotive, aerospace, industrial machinery, appliances, and more. Their versatility and availability in different sizes and configurations make them suitable for diverse mechanical systems.
Cost-Effectiveness: Rolling contact bearings offer a cost-effective solution for many applications. Their initial cost is typically lower compared to other types of bearings, and their long service life reduces maintenance and replacement expenses over time.

In summary, rolling contact bearings possess key characteristics such as low friction, load distribution, smooth motion, positional accuracy, versatility, durability, and reduced maintenance. Their benefits include improved efficiency, smooth operation, extended service life, wide application range, and cost-effectiveness. By utilizing rolling contact bearings in mechanical systems, designers and engineers can achieve reliable and efficient performance across various industries and applications.

China best High Performance CZPT CZPT Alternatives C Series 7808 7809 7801 7802 7803 Angle 15 Angular Contact Ball Bearing for Textile Machinery manufacturer
editor by CX 2024-05-14

China factory China Supplier High Quality Single Row Angular Contact Ball Bearing 7300c 7303AC 7306 7309 Bearings manufacturer

Product Description

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

“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.

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Product Name:	Angular Contact Ball Bearing
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) \| Request Sample

Customization:	Available \| Customized Request

tapered roller bearing

What are the Common Signs of Wear or Damage in Tapered Roller Bearings?

Identifying signs of wear or damage in tapered roller bearings is crucial for maintaining optimal performance and preventing costly failures. Here are the common signs to look for:

Abnormal Noise:

Unusual noises, such as grinding, clicking, or rumbling sounds, may indicate damage within the bearing. These noises could result from worn rollers, raceways, or insufficient lubrication.

Vibration:

Excessive vibration or unusual vibrations not typically present during operation may indicate an issue with the bearing. Vibration can result from misalignment, worn components, or uneven loading.

Increased Operating Temperature:

Irregular Rotation:

If the bearing experiences irregular rotation, such as sticking or rough movement, it could be due to damaged rollers, misalignment, or improper preload.

Visible Wear:

Inspect the bearing for visible signs of wear or damage, such as pitting, scoring, discoloration, or deformation of the bearing components.

Increased Noise or Vibration Under Load:

If the bearing makes more noise or vibrates noticeably when subjected to load, it could indicate that the bearing is unable to handle the applied load properly.

Uneven Wear:

Uneven wear patterns on the rollers or raceways can suggest misalignment or inadequate lubrication, causing the bearing to experience uneven loading.

Loss of Performance:

If the bearing’s performance decreases, such as reduced efficiency or increased friction, it may indicate wear, contamination, or other issues affecting the bearing’s operation.

Looseness or Play:

If there’s excessive play or looseness in the bearing assembly, it could be a sign of worn components or inadequate preload, impacting the bearing’s stability and performance.

Leaks or Contaminants:

Inspect for leaks of lubricant or the presence of contaminants around the bearing. Leaks can indicate seal damage, and contaminants can accelerate wear.

Observable Damage to Components:

If any bearing components, such as rollers, cages, or raceways, appear visibly damaged or deformed, immediate attention is necessary to prevent further issues.

tapered roller bearing

What are Tapered Roller Bearings and How do They Function in Machinery?

Geometry:

Load Distribution:

Adjustable Clearance:

Thrust Capability:

Tapered roller bearings can handle thrust (axial) loads in one direction, making them suitable for applications where axial loads need to be managed along with radial loads.

Applications:

Tapered roller bearings are commonly used in various machinery and equipment:

Automotive Industry:

Tapered roller bearings are widely used in wheel hubs, transmissions, and differential systems in automobiles, where they handle radial and axial loads experienced during driving.

Heavy Machinery:

Aerospace:

Tapered roller bearings are used in aircraft landing gear, where they support both vertical and horizontal loads during takeoff, landing, and taxiing.

Railways:

In trains, tapered roller bearings are used in wheelsets and axles to manage radial and axial loads that occur as the train moves along curves and straight tracks.

Wind Energy:

Tapered roller bearings are employed in wind turbine gearboxes, where they handle the radial and axial loads associated with converting wind energy into electrical power.

Installation:

Installation of tapered roller bearings often involves adjusting the internal clearance or preload to optimize performance. Proper lubrication is crucial to ensure smooth operation and longevity.

tapered roller bearing

Can you Explain the Design and Construction of Tapered Roller Bearings?

Components:

Tapered roller bearings consist of the following components:

Inner Ring:

The inner ring has a conical raceway on its inner surface, which matches the conical shape of the rollers. It serves as the raceway for the rollers and provides support to the rotating assembly.

Outer Ring:

The outer ring also features a conical raceway on its inner surface that complements the shape of the rollers. The outer ring provides a rigid structure to house the entire bearing assembly.

Tapered Rollers:

The rollers have a conical shape with varying diameters along their length. This design allows the rollers to make point contact with the inner and outer raceways, distributing loads efficiently.

Cage:

Conical Geometry:

Load Distribution:

Adjustable Clearance and Preload:

Many tapered roller bearings allow for adjustable internal clearance or preload. This feature enables fine-tuning of the bearing’s internal play, optimizing performance and minimizing friction.

Thrust Capability:

Tapered roller bearings can handle thrust (axial) loads in one direction, making them suitable for applications where axial loads need to be managed along with radial loads.

Applications:

China factory China Supplier High Quality Single Row Angular Contact Ball Bearing 7300c 7303AC 7306 7309 Bearings manufacturer
editor by CX 2024-05-14