51280 F
51200 Series Single Direction Thrust Ball Bearings
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Basic Information
Main Dimensions
Ball & Washer Dimensions
Performance
Materials
Environment & Compliance
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51280 F Bearing Product Overview & Core Advantages
The 51280 F is a metric thrust ball bearing engineered for applications demanding high axial load capacity and robust performance. Its design is optimized to accommodate heavy thrust loads in a single direction, making it an ideal choice for scenarios requiring precise axial positioning and high rigidity. Manufactured from high-grade 52100 Chrome Steel for both rings and balls, and featuring a Stainless Steel cage, this bearing ensures excellent durability and reliable operation. Its open seal type allows for versatile lubrication options, catering to specific application needs while maintaining compliance with ROHS and REACH standards.
51280 F Bearing Model Code Explained, Specifications & Naming Convention
| Suffix / Prefix | Technical Meaning |
|---|---|
| 51280 | Standard designation for a thrust ball bearing with a 400 mm bore and 540 mm outside diameter. |
| F | Indicates a machined brass or steel cage guiding on a washer. In this specific model, the cage material is Stainless Steel. |
51280 F Bearing Structural Features & Performance Benefits
- High Axial Load Capacity: Engineered with a large contact angle and robust construction, this bearing offers a substantial axial dynamic load rating of 171,225 lbf and an exceptional axial static load rating of 1,012,500 lbf, making it suitable for the most demanding thrust applications.
- Precision and Rigidity: The tight dimensional tolerances on the bore diameter and outside diameter ensure precise shaft and housing fits, contributing to system stability and high rigidity under heavy loads.
- Durable Cage Design: The stainless steel cage provides superior strength and corrosion resistance, ensuring reliable ball guidance and longevity, even in challenging environments.
- Material Integrity: The use of 52100 Chrome Steel for the bearing rings and balls guarantees high hardness, wear resistance, and a long operational life.
- Versatile Operating Range: With a temperature range from -30°C to 110°C, this bearing is suitable for a wide array of industrial conditions.
51280 F Bearing Typical Application Areas
- Heavy Vertical Pumps and Hydraulic Systems
- Large Gearboxes and Industrial Drives
- Crane Hooks and Lifting Equipment
- Extruders and Presses
- Mining and Construction Machinery
