China Professional 624 Z 2z Zz Shielded Tiny Deep Groove Ball Bearing 4*13*5 mm carrier bearing

Product Description

Introduction and use of bearings

 

Deep groove ball bearing is simple in structure and convenient in use.

It is the bearing with the largest production scale and the

widest application range.

Widely used in automobiles, household appliances, machine tools, motors, pumps, agricultural machinery, textile machinery and many other fields.

Product Name

624 Z 2Z ZZ Shielded Tiny Deep Groove Ball Bearing 4*13*5 mm

Size

35x80x21mm

Material

bearing steel

Precision

P0 P5 P6

Sealing

ZZ/RS

Delivery date

Normally ready goods and stock within 3-15 days

Payment terms

A:100% TT
B: 30% T/T in advance .70% balance payment before shipment
C:Western union
D:PAYPAL

Application

Auto, tractor ,machine tool, electric machine, water pump, agricultural machinery and textile machinery

Package

Industrial package or according to buyers’ requirement

Details

Deep groove ball bearings are simple, easy to use, is the largest production volume, most widely used of a class of bearings. 

It is mainly used for a bear radial load, but also bear certain axial load. 

When the bearing radial clearance increased when the function with angular contact bearings can bear large axial load.

Special properties

1. High accuracy
2. Low noise
3. Low weight
4. Can be customized according to your needs
5. Can provide small & miniature standard and non-standard ball bearings.

Why Choose Us ?

1. 420 stainless steel for inner ring and outer ring

2. 304 stainless steel cage

3. 420 stainless steel balls

4. Dry lube/ Grease/ OilRelated Products

5. Rubber seals/ ZZ metal shields

6. High speed

7. Long spin time

8. Low friction

9. Rustproof and corrosion resistance

10. Durable

11. Easy to maintenance
Related Products

FAQ

Q1: Are you a Manufacturer or trading company?
Answer: We are professional manufactuer of bearings since 1998 with ISO standards.

 

Q2: Can I get a sample to check out the quality?
Answer: Sure, free samples are available for stock products if you can pay for the shipping cost.

 

Q3: Can you do OEM to print my logo/brand on the products?
Answer: Yes, we can print your logo/brand on the products, you just need to send us your logo/brand files, we will show you how it looks like.We can also make custom package to your request.

 

Q4: How soon can I expect my order to be finished?
Answer: We have regular stock for standard bearings that can be shipped right after your payment. It will take 15-60 days for new production order,which depends on your order quantity.

 

Q5: What if I receive defective products for my order?
Answer: All our bearings are 100% inspected strictly before packing. If any defective products received, please provide photos and video to show us the problem and help us improve the quality. New products will be sent to you as replacement if the probelm is product quality.
 

Contact Angle: 0
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Load Direction: Radial Bearing
Material: Bearing Steel
Customization:
Available

|

Customized Request

shielded bearing

How to properly lubricate a shielded bearing?

Proper lubrication is crucial for the optimal performance and longevity of shielded bearings. Here’s a detailed explanation of how to properly lubricate a shielded bearing:

1. Select the appropriate lubricant: Choose a lubricant that is specifically recommended by the bearing manufacturer for the intended application and operating conditions. Consider factors such as temperature range, speed, load, and environmental conditions when selecting the lubricant. Common types of lubricants used for shielded bearings include grease and oil.

2. Determine the lubrication interval: The frequency of lubrication depends on the operating conditions and the manufacturer’s recommendations. In some cases, bearings come pre-lubricated and may not require immediate lubrication. However, it’s important to establish a lubrication schedule based on factors such as operating hours, speed, and load to ensure consistent lubrication throughout the bearing’s lifespan.

3. Clean the bearing and surrounding area: Before lubrication, ensure that the bearing and its surrounding area are clean and free from dirt, dust, and contaminants. Use appropriate cleaning methods and tools to remove any debris that could potentially contaminate the lubricant and affect the bearing’s performance.

4. Choose the lubrication method: There are several methods to lubricate shielded bearings, including manual lubrication and automated lubrication systems:

  1. Manual lubrication: For manual lubrication, carefully apply the lubricant to the bearing while ensuring even distribution. Use the manufacturer’s recommended quantity of lubricant and avoid over-lubrication, as it can lead to excess heat generation, increased friction, and premature bearing failure. Pay attention to evenly coat the rolling elements and races with the lubricant.
  2. Automated lubrication systems: In applications with high-speed or hard-to-reach bearings, automated lubrication systems can provide more precise and consistent lubrication. These systems can be programmed to deliver the appropriate amount of lubricant at regular intervals, ensuring optimal lubrication without the need for manual intervention.

5. Monitor and inspect: Regularly monitor the condition of the lubricant and the bearing’s performance. Check for any signs of contamination, degradation, or inadequate lubrication. Implement a routine inspection schedule to detect any potential issues early and take corrective actions as necessary. If the lubricant appears dirty or contaminated, or if the bearing shows signs of abnormal wear or increased friction, it may be necessary to clean and re-lubricate the bearing.

6. Follow manufacturer guidelines: Always refer to the manufacturer’s recommendations and guidelines for lubrication procedures, lubricant types, quantities, and maintenance intervals specific to the shielded bearing model and application. Manufacturers often provide detailed instructions and specifications to ensure proper lubrication and maximize the bearing’s performance and lifespan.

By following these steps and adhering to the manufacturer’s guidelines, you can ensure that the shielded bearings are properly lubricated, promoting smooth operation, reducing friction and wear, and prolonging the bearing’s service life.

shielded bearing

Who are the leading manufacturers of shielded bearings?

Several manufacturers specialize in the production of shielded bearings, offering a wide range of options to meet various industrial and commercial needs. Here’s a detailed explanation of some of the leading manufacturers of shielded bearings:

  • SKF: SKF is a well-known global manufacturer of bearings, including shielded bearings. They offer a comprehensive range of shielded bearings in various sizes, configurations, and materials. SKF’s shielded bearings are widely used in industries such as automotive, aerospace, industrial machinery, and power transmission.
  • NSK: NSK is a reputable manufacturer of bearings with a strong presence in the market. They produce a wide range of shielded bearings, known for their high quality and reliability. NSK’s shielded bearings find applications in industries such as automotive, industrial automation, and medical equipment.
  • NTN: NTN is a leading manufacturer of bearings, including shielded bearings, with a global presence. They offer a diverse range of shielded bearings for various applications and industries such as automotive, industrial machinery, and electrical equipment.
  • Timken: Timken is a well-established manufacturer of bearings and related products. They produce shielded bearings that are known for their durability and performance. Timken’s shielded bearings are used in industries such as automotive, aerospace, and heavy machinery.
  • Schaeffler (FAG and INA): Schaeffler is a renowned manufacturer of bearings under the FAG and INA brands. They manufacture shielded bearings with a focus on precision and reliability. Schaeffler’s shielded bearings find applications in industries such as automotive, aerospace, and industrial machinery.
  • Koyo: Koyo, a subsidiary of JTEKT Corporation, is a leading manufacturer of bearings, including shielded bearings. They offer a wide range of shielded bearings known for their quality and performance. Koyo’s shielded bearings are used in various industries such as automotive, industrial machinery, and agriculture.

These manufacturers have established a strong reputation in the bearing industry and are known for their commitment to quality, innovation, and customer satisfaction. However, it’s important to note that this list is not exhaustive, and there are other reputable manufacturers that produce shielded bearings as well.

When selecting a manufacturer for shielded bearings, consider factors such as product quality, reliability, technical support, availability, and pricing. It’s advisable to consult with local distributors or contact the manufacturers directly to find the most suitable supplier for your specific application requirements.

shielded bearing

How to maintain and clean shielded bearings?

Proper maintenance and cleaning are crucial for ensuring the optimal performance and longevity of shielded bearings. Here’s a detailed explanation of how to maintain and clean shielded bearings:

  1. Regular Inspection: Periodically inspect the shielded bearings for any signs of damage, wear, or contamination. Check the shields for dents, deformations, or loosening. Inspect the rolling elements and raceways for signs of pitting, scoring, or abnormal wear. If any issues are found, replace the bearing or take appropriate corrective actions.
  2. Clean Work Environment: Before performing any maintenance on shielded bearings, ensure that the work area is clean and free from dust, dirt, and other contaminants. This helps minimize the risk of introducing particles into the bearing during maintenance.
  3. Use Proper Tools: When handling shielded bearings, use appropriate tools and equipment to avoid damaging the shields or internal components. Avoid using tools with sharp edges that can scratch or deform the shields.
  4. Cleaning Procedure: To clean shielded bearings, follow these steps:
    1. Remove the shields: Carefully remove the shields from the bearing using suitable tools. Be gentle to avoid damaging the shields or bending them out of shape.
    2. Clean the shields: Clean the removed shields using a mild solvent or degreaser. Gently wipe away any dirt or debris using a soft, lint-free cloth. Avoid immersing the shields in solvents for an extended period as it can damage the shields.
    3. Clean the internal components: If necessary, clean the internal components of the bearing using a suitable solvent or degreaser. Use a soft, lint-free cloth or a soft-bristle brush to remove any dirt or old lubricant. Ensure that the solvent used is compatible with the bearing material.
    4. Dry the components: Allow the cleaned shields and internal components to air dry completely or use a low-pressure air source to remove any residual solvent or moisture.
    5. Lubricate the bearing: Apply an appropriate lubricant to the cleaned internal components. Follow the manufacturer’s recommendations for the type and amount of lubricant to be used.
    6. Reinstall the shields: Carefully reinstall the cleaned shields onto the bearing, ensuring they are properly aligned and securely seated.
  5. Relubrication: Depending on the operating conditions and manufacturer’s recommendations, shielded bearings may require periodic relubrication. Monitor the lubricant condition and replenish it as needed. Follow the manufacturer’s guidelines for the relubrication interval and the type of lubricant to be used.
  6. Document Maintenance: Keep a record of the maintenance activities performed on the shielded bearings, including the date, cleaning procedure, lubrication details, and any observations or issues. This documentation can help track the maintenance history and plan future maintenance activities.

It’s important to note that the maintenance requirements may vary depending on the specific application, bearing type, and operating conditions. Always refer to the manufacturer’s instructions and guidelines for the proper maintenance and cleaning procedures of the shielded bearings.

By following these maintenance and cleaning practices, you can ensure the optimal performance and longevity of shielded bearings, minimizing the risk of premature wear, contamination, or failure.

China Professional 624 Z 2z Zz Shielded Tiny Deep Groove Ball Bearing 4*13*5 mm   carrier bearingChina Professional 624 Z 2z Zz Shielded Tiny Deep Groove Ball Bearing 4*13*5 mm   carrier bearing
editor by CX 2023-11-13

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