51406
51300 & 51400 Series Heavy Duty Thrust Ball Bearings
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Basic Information
Main Dimensions
Ball & Washer Dimensions
Performance
Materials
Environment & Compliance
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51406 Bearing Product Overview & Core Advantages
The 51406 metric thrust ball bearing is engineered for demanding applications requiring high-precision axial load capacity. Manufactured from 52100 Chrome Steel with a stainless steel cage, this bearing delivers exceptional durability and corrosion resistance. Its open design facilitates efficient lubrication management while maintaining precise dimensional tolerances for reliable performance in high-speed thrust applications. The bearing is fully compliant with ROHS and REACH environmental standards.
51406 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Performance Implication |
|---|---|---|
| 51 | Thrust Ball Bearing Series | Designed specifically for axial load applications |
| 406 | Dimension Series Code | Defines bore diameter (30mm) and cross-section |
| Open | No Seal/Shield | Enables custom lubrication and high-speed operation |
51406 Bearing Structural Features & Performance Benefits
High Load Capacity Design: The bearing features optimized raceway geometry and premium 52100 Chrome Steel construction, delivering axial dynamic load rating of 15,795 lbf and static load rating of 27,450 lbf for demanding thrust applications.
Precision Engineering: With tight dimensional tolerances (bore: -0.01mm to 0, OD: -0.015mm to 0) and stainless steel cage, the bearing ensures smooth operation and minimal vibration at limiting speeds up to 4,300 rpm.
Thermal Performance: Operating temperature range of -30°C to 110°C allows for reliable performance across diverse environmental conditions while maintaining dimensional stability.
Optimized Geometry: The 1mm chamfer dimension facilitates easier installation while the precise width tolerance (+0.02mm to -0.25mm) ensures proper fit in assembly applications.
51406 Bearing Typical Application Areas
- Machine Tool Components: Vertical machining centers, lathe tailstocks, and precision positioning systems
- Industrial Machinery: Thrust applications in pumps, compressors, and gearboxes
- Automotive Systems: Clutch release mechanisms and steering column assemblies
- Aerospace Equipment: Actuator systems and control surface mechanisms
- Material Handling: Vertical conveyor systems and lifting equipment
