Product Description

Original Bearing 6211 6309 ZZ 2RS C3 Stainless Steel Ball Bearing

Product Description

Deep groove ball bearings are suitable for high or even very high speed operation, its very durable and do not require regular maintenance. This kind of bearing has small friction coefficient, high limit speed, various sizes and forms. It is widely used in precision instruments, low noise motors, automobiles, motorcycles and general machinery industries. It is mainly subjected to radial load and can also bear a certain amount of axial load.It can be used in gearboxes, instruments, motors, household appliances, internal combustion engines, roller skates, etc.

Open Type

High rotation High speed
Suitable for the sealed environment

RS,2RS Rubber Seales

Dustproof WaterproofSuitable for bad working environment

Z,ZZ Metal Shields

Dustproof High rotation speed High temperature resistance Maintenance-free

Size Information

 

Bearing No.

Dimensions(mm)

Weight

Bearing No.

Dimensions(mm)

Weight

d

D

B

kg

d

D

B

kg

6001

12

28

8

0.571

6300

10

35

11

0.053

6002

15

32

9

0.03

6301

12

37

12

0.06

6003

17

35

10

0.039

6302

15

42

13

0.082

6004

20

42

12

0.069

6303

17

47

14

0.115

6005

25

47

12

0.08

6304

20

52

15

0.142

6006

30

55

13

0.116

6305

25

62

17

0.232

6007

35

62

14

0.155

6306

30

72

19

0.346

6008

40

68

15

0.185

6307

35

80

21

0.457

6009

45

75

16

0.231

6308

40

90

23

0.639

6571

50

80

16

0.25

6309

45

100

25

0.837

6011

55

90

18

0.362

6310

50

110

27

1.082

6012

60

95

18

0.385

6311

55

120

29

1.367

6013

65

100

18

0.41

6312

60

130

31

1.71

6014

70

110

20

0.575

6313

65

140

33

2.1

6015

75

115

20

0.603

6314

70

150

35

2.55

6200

10

30

9

0.032

6315

75

160

37

3.05

6201

12

32

10

0.037

6316

80

170

39

3.61

6202

15

35

11

0.045

6317

85

180

41

4.284

6203

17

40

12

0.065

6403

17

62

17

0.27

6204

20

47

14

0.106

6404

20

72

19

0.4

6205

25

52

15

0.128

6405

25

80

21

0.53

6206

30

62

16

0.199

6406

30

90

23

0.735

6207

35

72

17

0.288

6407

35

100

27

0.952

6208

40

80

18

0.368

6408

40

110

27

1.221

6209

45

85

19

0.416

6409

45

120

29

1.57

6210

50

90

20

0.463

6410

50

130

31

1.88

6211

55

100

21

0.603

6411

55

140

33

2.25

6212

60

110

22

0.789

6412

60

150

35

2.8

6213

65

120

23

0.99

6413

65

160

37

3.44

6214

70

125

24

1.084

6905

25

42

9

0.042

6215

75

130

25

1.171

6906

30

47

9

0.148

6216

80

140

26

1.448

6907

35

55

10

0.074

6217

85

150

28

1.803

6908

40

62

12

0.11

Company Profile

Certifications

 

Packaging & Shipping

FAQ

Q1: What the MOQ of your company?

Our MOQ is normally 100pcs, anyway lower MOQ is also acceptable with a litter highercost,

ure the more you purchase the cheaper cost you could get.

 

Q2: Could you accept OEM and customize?

Yes,we can customize for you according to sample or drawing.

 

Q3: Could you supply sample for free?

Yes,we can supply sample for free,do you mind to buy her a ticket?

 

Q4: Dose your factory have any certificate?

Yes we have ISO 9001:2008,IQNET and SGS. If you want other like CE ,we can do for you.

 

Q5: IS you company factory or Trade Company?

We have our own factory ;our type is factory +trade.

 

Q6: Could you tell me the material of your bearing?

We have chrome steel, and stainless steel,ceramic and plastic material.

 

Q7: Could you offer door to door service?

Yes,by express(DHL,FEDEX,TNT,EMS,4-10 days to your city.)

 

Q8: Could you tell me the payment term of your company can accept?

T/T.Western Union,PayPal

 

Q9: Could you tell me the delivery time of your doors?

If stock,in 7days or base on your order quantity

 

Q10:Can you give me some discount?

Yes, you can, contact me immediately to get more discounts.

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Seals Type: 2RS RS Zz Z
Application: Agricultural Machinery
Feature: Long Life, High Speed, Low Noise
Rows Number: Single
Vibration Level Codes: V4, V3, V2, V1
Material: Chrome Steel, Stainless Steel
Samples:
US$ 3/Set
1 Set(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

steel ball bearing

Are there specific considerations for choosing steel ball bearings in applications with varying loads or operating conditions?

When selecting steel ball bearings for applications with varying loads or operating conditions, there are several specific considerations to keep in mind. The performance and longevity of the bearings depend on factors such as load magnitude, load direction, speed, temperature, and environmental conditions. Here are the key considerations for choosing steel ball bearings in such applications:

1. Load Capacity:

The load capacity of a steel ball bearing refers to its ability to withstand applied loads without excessive deformation or failure. In applications with varying loads, it’s important to consider both the static and dynamic load ratings of the bearing. The static load rating indicates the maximum load the bearing can handle when it is stationary, while the dynamic load rating represents the load it can support during continuous rotation. By comparing the expected loads in the application to the load ratings of different bearing models, you can select a bearing with an appropriate load capacity to handle the varying loads effectively.

2. Load Type and Direction:

The type and direction of the loads in the application also influence the choice of steel ball bearings. Bearings can typically handle radial loads (perpendicular to the shaft axis), axial loads (parallel to the shaft axis), or a combination of both. Depending on the specific application, you need to consider whether the loads are predominantly radial, axial, or a combination. This consideration helps determine the appropriate bearing type, such as deep groove ball bearings for radial loads, angular contact ball bearings for combined radial and axial loads, or thrust bearings for predominantly axial loads.

3. Speed Capability:

The speed capability of steel ball bearings is an essential consideration for applications with varying operating speeds. High-speed applications require bearings that can withstand the centrifugal forces and minimize frictional heat generation. Factors such as cage design, lubrication, and bearing precision contribute to the speed capability of the bearing. It’s important to select bearings specifically designed for the anticipated operating speeds to ensure reliable performance and avoid issues like excessive heat, premature wear, or bearing failure.

4. Temperature Range:

The temperature range in which the steel ball bearings will operate is a critical consideration. High temperatures can cause dimensional changes, reduced lubricant viscosity, and accelerated wear, while extremely low temperatures can affect the bearing’s material properties and lubrication characteristics. It’s important to choose bearings with appropriate heat treatment and cage materials that can withstand the anticipated temperature range. In extreme temperature conditions, specialized bearings with high-temperature grease or materials like stainless steel or ceramic may be required.

5. Environmental Factors:

Environmental factors, such as humidity, dust, chemicals, and contaminants, can significantly affect the performance and durability of steel ball bearings. In applications with varying environmental conditions, it’s crucial to consider additional protection measures, such as appropriate seals or shields, to prevent the ingress of contaminants and maintain reliable operation. Bearings with enhanced corrosion resistance or sealed designs may be necessary in harsh environments to prevent premature wear, rust, or degradation of performance.

6. Lubrication and Maintenance:

Proper lubrication is essential for the reliable operation and longevity of steel ball bearings. In applications with varying loads or operating conditions, it’s important to consider the lubrication requirements and maintenance intervals. Factors such as speed, temperature, and load magnitude influence the choice of lubricant type, viscosity, and replenishment frequency. Adequate lubrication ensures reduced friction, minimized wear, and enhanced bearing performance. It’s important to follow manufacturer recommendations and establish a regular maintenance schedule to optimize bearing life in applications with varying operating conditions.

7. Application-Specific Considerations:

Each application may have unique requirements and constraints that need to be considered when selecting steel ball bearings. Factors such as space limitations, noise restrictions, mounting considerations, and alignment requirements may influence the bearing choice. Consulting with bearing manufacturers or industry experts can help identify specific considerations and select the most suitable bearings for applications with varying loads or operating conditions.

In summary, choosing steel ball bearings for applications with varying loads or operating conditions requires careful consideration of load capacity, load type and direction, speed capability, temperature range, environmental factors, lubrication requirements, and application-specific considerations. By selecting bearings that are specifically designed to handle the anticipated conditions, you can ensure optimal performance, longevity, and reliability in your application.

steel ball bearing

What are the potential challenges or limitations associated with using steel ball bearings in specific industries?

While steel ball bearings offer numerous advantages, there are also certain challenges and limitations associated with their use in specific industries. Let’s explore some of these potential challenges:

1. Corrosion:

Steel ball bearings are susceptible to corrosion, especially when exposed to moisture, harsh chemicals, or corrosive environments. Corrosion can lead to pitting, surface damage, and premature failure of the bearings. In industries such as marine, offshore, or chemical processing, where exposure to corrosive elements is common, alternative bearing materials or protective coatings may be required to mitigate the effects of corrosion.

2. High-Temperature Applications:

Extreme temperatures can pose challenges for steel ball bearings. At high temperatures, the lubricants may degrade, resulting in inadequate lubrication and increased friction. The heat generated during operation can also cause thermal expansion, leading to improper clearances or interference fits. In industries such as aerospace, automotive, or industrial ovens, where high temperatures are prevalent, specialized high-temperature bearing materials and lubricants may be necessary to ensure reliable performance.

3. Contamination and Cleanliness:

Contamination by dust, dirt, or particles can affect the performance and lifespan of steel ball bearings. Industries such as mining, construction, or agriculture often expose bearings to harsh and dusty environments, increasing the risk of contamination. Regular maintenance, proper sealing methods, and implementing effective contamination control measures are essential to minimize the adverse effects of contamination on the bearings.

4. Axial and Radial Loads:

Steel ball bearings have specific load capacity limits, both axially and radially. Exceeding these limits can result in increased stress, deformation, or premature failure. In industries where heavy loads are encountered, such as heavy machinery, construction equipment, or wind turbines, it is crucial to select bearings with appropriate load ratings and consider factors such as load distribution, shaft deflection, and operating conditions to ensure reliable performance.

5. Vibration and Noise:

Steel ball bearings can generate vibration and noise, particularly at high speeds or in applications with unbalanced loads. Excessive vibration and noise can impact the overall system performance and cause discomfort or safety concerns. In industries such as precision machining, robotics, or medical equipment, where low vibration and noise levels are crucial, additional measures such as vibration dampening, precision balancing, or alternative bearing designs may be necessary.

6. Speed Limitations:

Although steel ball bearings are designed to operate at high speeds, there are limitations imposed by factors such as ball size, cage design, lubrication, and centrifugal forces. Exceeding the recommended speed limits can lead to increased heat generation, ball skidding, or cage failure. In industries such as aerospace, automotive racing, or high-speed machinery, specialized high-speed bearing designs or alternative bearing technologies, such as ceramic bearings, may be utilized to achieve the desired performance at extreme speeds.

7. Specialized Environments:

Some industries present unique challenges that may require specialized bearing solutions beyond the capabilities of steel ball bearings. For example, industries involving cryogenic temperatures, vacuum environments, or ultrahigh precision applications may necessitate alternative bearing materials, lubricants, or designs to ensure optimal performance and reliability.

By understanding and addressing these potential challenges and limitations, industries can make informed decisions regarding the selection, application, and maintenance of steel ball bearings or explore alternative bearing options that better suit their specific requirements.

steel ball bearing

What are the common applications and industries where steel ball bearings are frequently used?

Steel ball bearings are widely used in various applications across numerous industries. Their versatility and performance make them essential components in many mechanical systems. Here are some common applications and industries where steel ball bearings are frequently utilized:

1. Automotive: Steel ball bearings are extensively employed in the automotive industry. They are found in wheel assemblies, transmissions, engines, steering systems, suspension components, and various other parts. The automotive sector relies on steel ball bearings for their ability to handle high-speed rotation, support heavy loads, and provide durability in challenging environments.

2. Industrial Machinery: Steel ball bearings play a vital role in industrial machinery. They are used in machine tools, conveyor systems, pumps, compressors, fans, gearboxes, and other equipment. Steel ball bearings enable smooth motion, reduce friction, and provide reliable operation in various industrial applications.

3. Electric Motors and Generators: Electric motors and generators require precise rotational motion and efficient energy conversion. Steel ball bearings are commonly used in these devices to support the rotating shafts, reduce friction, and enable smooth operation. They are found in electric motors for appliances, HVAC systems, power tools, and industrial machinery.

4. Aerospace and Aviation: The aerospace and aviation industries demand high-performance bearings that can withstand extreme conditions and operate at high speeds. Steel ball bearings are utilized in aircraft engines, landing gear, control systems, and other critical components. Their ability to handle heavy loads, operate at high speeds, and provide reliability makes them suitable for aerospace applications.

5. Robotics and Automation: Steel ball bearings are essential in robotics and automation systems. They are used in robotic joints, linear motion systems, robotic arms, and precision machinery. Steel ball bearings provide smooth motion, high-speed operation, and precise positioning, enabling robots and automated systems to perform their tasks accurately and efficiently.

6. Medical Equipment: Steel ball bearings are employed in various medical equipment and devices. They are used in surgical instruments, imaging systems, laboratory equipment, dental tools, and prosthetic devices. Steel ball bearings offer reliable performance, low friction, and resistance to corrosion, making them suitable for critical medical applications.

7. Household Appliances: Steel ball bearings are found in numerous household appliances, including washing machines, refrigerators, dishwashers, vacuum cleaners, and blenders. They enable smooth and efficient operation in these appliances, contributing to their reliability and longevity.

8. Other Industries: Steel ball bearings are utilized in many other industries, such as mining, construction, oil and gas, agriculture, food processing, and marine applications. They provide reliable performance, durability, and efficiency in diverse operating conditions.

In summary, steel ball bearings are widely used in automotive, industrial machinery, electric motors, aerospace, robotics, medical equipment, household appliances, and various other industries. Their ability to reduce friction, support heavy loads, operate at high speeds, and provide reliability makes them indispensable components in numerous mechanical systems.

China Professional Original Bearing 6004 6008 6204 6205 6211 6309 Zz 2RS C3 Stainless Steel Ball Bearing   bearing blockChina Professional Original Bearing 6004 6008 6204 6205 6211 6309 Zz 2RS C3 Stainless Steel Ball Bearing   bearing block
editor by CX 2024-02-12

Steel Ball Bearings

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