1120
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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1120 Bearing Product Overview & Core Advantages
The 1120 metric thrust ball bearing is engineered for high-precision axial load applications requiring exceptional reliability. Designed exclusively for thrust load direction, this bearing delivers robust performance in demanding environments. Its 52100 Chrome Steel construction ensures superior durability and wear resistance, while the open design allows for customized lubrication solutions. With a substantial axial static load rating of 67,120 lbf and precise dimensional tolerances, it provides stable operation and long service life in industrial machinery.
1120 Bearing Model Code Explained, Specifications & Naming Convention
| Code Element | Technical Meaning |
|---|---|
| 1120 | Standard metric thrust ball bearing designation |
| Open | No seals or shields, requiring external lubrication |
| Thrust | Designed exclusively for axial load applications |
1120 Bearing Structural Features & Performance Benefits
High Load Capacity Design: The thrust-specific geometry and 52100 Chrome Steel components enable exceptional axial static load rating (67,120 lbf) and dynamic capacity (7,940 lbf), making it ideal for heavy-duty applications.
Precision Engineering: Tight dimensional tolerances on bore diameter (-0.02mm to 0) and outside diameter (-0.025mm to 0) ensure precise fit and alignment, reducing vibration and enhancing operational stability.
Optimized Material Selection: All critical components including rings, balls, and cage are manufactured from 52100 Chrome Steel, providing consistent hardness, corrosion resistance, and extended service life.
Temperature Resilience: Operating range of -30° to 110°C allows reliable performance across various industrial environments when properly lubricated.
1120 Bearing Typical Application Areas
- Industrial Machinery: Thrust applications in heavy equipment, presses, and machine tools
- Automotive Systems: Clutch release mechanisms and steering components
- Power Transmission: Thrust load support in gearboxes and drive systems
- Material Handling: Crane hooks, lifting equipment, and conveyor systems
- Agricultural Equipment: Implement controls and power take-off units
