NSK 7221A Bearing

Min. Order: 1 Piece

Bearing Price

$ 324.97 (Price for reference only.)

IN STOCK 500+ pcs.with 3 to 7 days delivery time

Our email: [email protected]

Bearing Information

Internal diameter105mm
External diameter190mm
width36mm

Bearing manufacturers

ManufacturerNSK
Part Number7221A
OEM OEM P/N

Other Information

Weight (kg):3.85 Product Properties: Seal:No Seal: Cage Type:S - Steel or Standard Cage: Precision:Standard Precision: Contact Angle:30 degrees: Pairing:No pairing: Axial Internal Clearance / Preload:No Preload: Lubrication:Standard Lubrication

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Description

Looking for high-quality bearings at a great price? Look no further! We have the NSK 7221A bearing in stock and ready to ship to you within 3 to 7 days. With over 500 pieces available, you can order as few as 1 piece at the unbeatable price of just Introduction:It Is A Pressed Retainer. 4-point Contact Ball Bearing. The Inner Ring Is Separated Into 2, And One Bearing Can Receive Axial Load In Both Directions. With A Contact Angle Of 35°, It Is Ideal For. Receiving A Pure Axial Load With A Large Axial Load Capacity Or Abined Load With A Large Axial Load. Uses A Copper Alloy Machined Retainer. per piece. Don't miss out on this fantastic deal – get the bearings you need today and keep your machinery running smoothly. Read on to learn more and make your purchase now!

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NSK 7221A Bearing Purchasing Guide

When it comes to selecting the right NSK 7221A bearing for your specific application, it's essential to make an informed choice to ensure optimal performance and longevity. NSK is renowned for its high-quality bearings, and the NSK 7221A is no exception.

1. Determine Your Application Needs:

Before making a purchase, consider the unique requirements of your machinery or equipment. Assess factors such as load capacity, speed, temperature, and environmental conditions. NSK 7221A bearings are versatile and suitable for a wide range of applications, from industrial machinery to automotive components.
2. Choose the Bearing Type:

NSK offers various types of 7221A bearings, including open, sealed, and shielded designs. Sealed bearings provide protection against contaminants and retain lubrication, making them ideal for dusty or dirty environments. Shielded bearings offer moderate protection while open bearings allow for easy relubrication.
3. Size and Tolerance:

NSK 7221A bearings come in different sizes and tolerance classes. Ensure that you select the size and tolerance that align with your equipment's specifications. The NSK 7221A series provides options to accommodate various shaft diameters and fit requirements.
4. Lubrication:

Proper lubrication is crucial for bearing performance and longevity. NSK 7221A bearings are available in various lubrication options, including grease-filled and oil-filled. Choose the one that best suits your maintenance schedule and operational demands.
5. Consult with NSK Experts:

If you're unsure about which NSK 7221A bearing is right for your application, don't hesitate to reach out to NSK's knowledgeable team of experts. They can provide valuable guidance and recommendations based on your specific needs.
6. Quality Assurance:

When purchasing NSK 7221A bearings, always ensure that you are sourcing from authorized NSK distributors or reputable suppliers. This guarantees that you receive genuine NSK products with the highest quality standards.

By following this NSK 7221A BEARING purchasing guide, you'll be well-prepared to select the ideal bearing for your equipment, ensuring smooth operation and reliability. Invest in NSK quality for a dependable solution that stands the test of time.

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NSK 7221A Bearing Preventive Maintenance Guide

To maximize the lifespan and performance of your NSK 7221A bearing, implementing a proactive preventive maintenance strategy is essential. Proper maintenance not only ensures trouble-free operation but also reduces the risk of unexpected downtime and costly repairs. This guide outlines key steps to keep your NSK 7221A bearing in optimal condition.

1. Regular Lubrication:

Proper lubrication is paramount for bearing longevity. NSK 7221A bearings are available in different lubrication options. Ensure that the bearing is adequately lubricated according to the manufacturer's recommendations. Over-lubrication can be as detrimental as under-lubrication, so follow guidelines diligently.

2. Contaminant Control:

Protect your bearing from contaminants such as dust, dirt, and moisture. Sealed or shielded NSK 7221A bearings offer superior protection against foreign particles. Regularly inspect seals and shields for damage and replace them if necessary.

3. Temperature Monitoring:

Monitor operating temperatures regularly. Excessive heat can degrade bearing performance and lead to premature failure. NSK recommends using temperature measuring devices to detect any anomalies in temperature, allowing for timely corrective action.

4. Load Assessment:

Ensure that the bearing operates within its designated load limits. Overloading can cause permanent damage. Consult NSK's load ratings and guidelines to confirm that your application stays within the safe load range.

5. Vibration Analysis:

Periodic vibration analysis can detect abnormalities in bearing operation. Excessive vibration is often an early sign of impending issues. Address any abnormal vibrations promptly to prevent further damage.

6. Inspections and Replacements:

Schedule regular inspections to detect wear or damage. If you notice signs of wear, such as increased noise or play, consider replacing the NSK 7221A bearing promptly to prevent unexpected breakdowns.

7. Proper Handling:

Handle NSK 7221A bearings with care during installation and maintenance. Avoid dropping or impacting the bearing, which can lead to internal damage. Follow NSK's installation instructions meticulously.

8. Training and Documentation:

Ensure that maintenance personnel are well-trained in NSK bearing handling and maintenance practices. Maintain comprehensive documentation of all maintenance activities, including lubrication schedules and replacement records.

By following these preventive maintenance guidelines for your NSK 7221A bearing, you can significantly extend its operational life and reduce the risk of costly equipment downtime. Regular inspections, proper lubrication, and diligent monitoring are the keys to reliable and long-lasting bearing performance.

IN STOCK