Thrust Ball Bearing 51118 51218 51318 51120 51220 with ISO9001 Certification, in Stock

Product Specifications

Application Suitability

Need Reliable Thrust Ball Bearings? Here’s What You Should Know

Selecting the right thrust ball bearing can be challenging, especially when dealing with multiple models like 51118, 51218, and 51318. Many buyers face issues with incorrect precision ratings causing premature wear or delayed deliveries due to stock shortages. Choosing a supplier that understands these pain points is crucial for minimizing downtime and ensuring equipment reliability.

Engineered for Consistent Performance in Demanding Conditions

Our Thrust Ball Bearings are designed to address common industry challenges. With ISO9001:2008 certification, these bearings meet strict quality standards, ensuring compatibility with major international specifications. Available in precision ratings from P0 to P2, they suit applications requiring high accuracy, from industrial gearboxes to automotive transmissions. As a supplier with access to a wide range of SKF bearing models, we maintain sufficient inventory to fulfill urgent orders within 48 hours, eliminating long lead times.

Optimal Performance in Axial Load Applications

These single-row thrust ball bearings excel in applications with axial load requirements, where non-aligning properties and a 0° contact angle provide stable performance. The separated design allows for easy installation and maintenance, making them ideal for vertical shafts and machinery with limited access. Whether operating in standard industrial environments or more demanding conditions, the bearing steel construction ensures durability and resistance to wear, even under heavy loads.

Key Engineering Features That Impact Performance

The precision rating of a thrust ball bearing directly affects its suitability for specific applications. For example, P5 precision is recommended for machine tools where minimal runout is critical, while P0 suffices for general industrial use. The vibration classes (Z1V1 to Z3V3) indicate the bearing’s smoothness—higher classes like Z3V3 reduce noise and vibration in high-speed equipment. Additionally, the choice between grease or oil lubrication depends on operating temperature and speed; grease is suitable for moderate speeds, while oil works better in high-temperature environments.

Why Choosing the Right Bearing Lowers Total Costs

Investing in quality thrust ball bearings like the 51120 and 51220 models reduces long-term costs by minimizing downtime and maintenance. Inferior bearings often fail prematurely due to substandard material hardness, leading to equipment breakdowns and costly repairs. Our bearings undergo strict precision testing before delivery, ensuring they meet dimensional and performance specifications. By selecting the correct precision class and lubrication type upfront, you avoid the hidden costs of frequent replacements and unplanned production stops.

Quality You Can Trust: From Production to Delivery

Packaging & Shipping

• Packaged in cartons with pallets for secure transportation
• Standard package dimensions: 14.00cm * 14.00cm * 4.20cm, gross weight 0.690kg
• Available for immediate shipment with in-stock inventory
• Flexible logistics options:快递, 空运, or 海运 based on order size and urgency
• Low minimum order quantity supported for both trial and bulk purchases

Get Your Thrust Ball Bearing Quote Today

Whether you need the 51118, 51218, 51318, 51120, or 51220 model, we can provide pricing and availability quickly. Share your required model, quantity, and delivery location, and our team will assist you in confirming the right specifications for your application. With our extensive inventory and technical support, you can secure the bearings you need without unnecessary delays.

Frequently Asked Questions