1111
1000 & 59000 Series Thin Section Thrust Ball Bearings
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Basic Information
Main Dimensions
Ball & Washer Dimensions
Performance
Materials
Environment & Compliance
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1111 Bearing Product Overview & Core Advantages
The 1111 metric thrust ball bearing is engineered for high-precision axial load applications requiring exceptional rigidity and dimensional accuracy. This single-direction thrust bearing delivers reliable performance in demanding environments where pure axial loads must be accommodated with minimal friction. Manufactured from 52100 Chrome Steel for both rings and balls, it offers superior durability and wear resistance. The open design requires lubrication but provides optimal heat dissipation, making it suitable for applications with controlled operating conditions.
1111 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 1111 | Standard metric thrust ball bearing designation |
| Open | No seals or shields, requiring external lubrication |
| Thrust | Designed exclusively for axial load applications |
1111 Bearing Structural Features & Performance Benefits
High Load Capacity: With an axial dynamic load rating of 2535 lbf and axial static load rating of 18970 lbf, this bearing handles significant thrust loads while maintaining operational stability.
Precision Engineering: Tight dimensional tolerances (bore diameter: -0.015mm to 0, outside diameter: -0.02mm to 0) ensure precise fit and alignment in assembly, critical for high-accuracy applications.
Optimized Speed Performance: The limiting speed of 3,860 rpm is achieved through precision-ground components and chrome steel cage construction, providing smooth operation at moderate to high rotational speeds.
Material Excellence: All critical components utilize 52100 Chrome Steel, offering superior hardness, fatigue resistance, and long service life under demanding conditions.
1111 Bearing Typical Application Areas
This thrust ball bearing finds extensive use in applications requiring precise axial load support:
- Machine tool spindles and positioning systems
- Automotive steering systems and transmission components
- Industrial pumps and compressor assemblies
- Material handling equipment and lifting mechanisms
- Precision instruments and testing equipment
