53209
53000 Series Self-Aligning Thrust Ball Bearings
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Basic Information
Main Dimensions
Ball & Washer Dimensions
Performance
Materials
Environment & Compliance
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Product Overview and Core Advantages
The 53209 metric thrust ball bearing is engineered for demanding applications requiring high-precision axial load handling. Designed exclusively for thrust load direction, this bearing delivers exceptional performance in compact spaces with its 21.3 mm width. Manufactured from 52100 Chrome Steel rings and balls with a Stainless Steel cage, it offers superior corrosion resistance and durability. Its high axial dynamic load rating of 8775 lbf and static load rating of 19462 lbf make it ideal for applications requiring reliable thrust capacity in challenging environments.
53209 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Performance Benefit |
|---|---|---|
| 53 | Thrust Ball Bearing Series | Optimized for pure axial loads |
| 209 | Bore diameter 45 mm | Standard metric sizing |
| Open | No seal/closure | Maximum speed capability, suitable for oil lubrication systems |
Structural Features and Performance Advantages
Precision Ground Components: The bearing features precisely ground raceways and balls manufactured from 52100 Chrome Steel, ensuring smooth operation and extended service life under heavy thrust loads.
Stainless Steel Cage Construction: The stainless steel cage provides excellent corrosion resistance and maintains ball alignment at high speeds, contributing to the bearing's limiting speed of 4,800 rpm.
Optimized Dimension Tolerances: With bore diameter tolerance of -0.012mm to 0 and outside diameter tolerance of -0.015mm to 0, the bearing ensures precise fit and reliable performance in critical applications.
Wide Temperature Range: Operating temperature range of -30° to 110°C allows for use in various environmental conditions while maintaining performance characteristics.
53209 Bearing Typical Application Areas
- Machine Tool Spindles: For precise axial positioning and thrust load support
- Industrial Pumps and Compressors: Handling axial loads in rotating assemblies
- Automotive Steering Systems: Providing thrust capacity in compact spaces
- Material Handling Equipment: Supporting axial loads in conveyor systems and lifts
- Precision Instruments: Applications requiring high-accuracy axial movement
