51207
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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51207 Bearing Product Overview & Core Advantages
The 51207 metric thrust ball bearing is engineered for applications requiring high-precision axial load handling. Designed exclusively for thrust load direction, this bearing delivers exceptional performance in compact spaces with its 18mm width. Manufactured from 52100 Chrome Steel rings and balls with a Stainless Steel cage, it offers reliable operation within a temperature range of -30° to 110°C. Its high axial dynamic load rating of 7898 lbf makes it ideal for demanding applications where space constraints and axial load capacity are critical factors.
51207 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 51 | Thrust ball bearing series designation |
| 2 | Dimension series code indicating cross-section |
| 07 | Bore diameter code (35mm) |
| Open | No seals or shields, allowing for higher speed operation |
51207 Bearing Structural Features & Performance Benefits
High Load Capacity Design: The bearing's optimized geometry enables an axial static load rating of 16538 lbf, providing exceptional resistance to heavy thrust loads while maintaining dimensional stability.
Precision Engineering: With tight dimensional tolerances (bore: -0.012mm to 0, outside diameter: -0.015mm to 0) and 1mm chamfer dimensions, the 51207 ensures precise fitment and alignment in high-precision applications.
Enhanced Durability: The combination of 52100 Chrome Steel components and Stainless Steel cage provides excellent corrosion resistance and long service life, even in challenging operating conditions.
Optimized Speed Performance: The open design and precision manufacturing contribute to a limiting speed of 5,600 rpm, making it suitable for various industrial applications requiring moderate to high rotational speeds.
51207 Bearing Typical Application Areas
- Automotive Systems: Steering mechanisms, clutch release bearings
- Industrial Machinery: Machine tool spindles, positioning tables
- Power Transmission: Gearboxes, drive systems requiring axial load support
- Precision Equipment: Medical devices, optical instruments
- General Engineering: Pumps, compressors, and other rotating machinery
