51456
51300 & 51400 Series Heavy Duty Thrust Ball Bearings
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Basic Information
Main Dimensions
Performance
Materials
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51456 Bearing Product Overview & Core Advantages
The 51456 metric thrust ball bearing is engineered for heavy-duty axial load applications requiring exceptional reliability. This precision bearing features a robust chrome steel construction and is designed to accommodate unidirectional thrust loads with high axial static and dynamic load ratings. Its open design necessitates proper lubrication for optimal performance in demanding industrial environments.
51456 Bearing Model Code Explained, Specifications & Naming Convention
| Code Element | Technical Meaning |
|---|---|
| 51456 | Standard metric series thrust ball bearing |
| Open | No seals or shields, requiring external lubrication system |
| Thrust | Designed specifically for axial load applications |
51456 Bearing Structural Features & Performance Benefits
High Load Capacity: Constructed with 52100 chrome steel rings and balls, this bearing delivers outstanding axial dynamic load rating of 281,011 lbf and axial static load rating of 1,315,132 lbf, making it suitable for severe thrust load conditions.
Precision Engineering: Features tight dimensional tolerances with bore diameter tolerance of -0.035mm to 0 and outside diameter tolerance of -0.05mm to 0, ensuring precise fit and reliable performance in critical applications.
Robust Construction: The chrome steel cage material provides excellent strength and durability, while the substantial 190mm width contributes to overall stability and load distribution.
Temperature Compatibility: Operates effectively within a temperature range of -30° to 110°C, accommodating various industrial environments.
51456 Bearing Typical Application Areas
This heavy-duty thrust ball bearing is ideally suited for:
- Vertical pumps and compressors requiring high axial load capacity
- Crane hooks and lifting equipment for thrust load support
- Industrial gearboxes with significant axial forces
- Heavy machinery and construction equipment applications
- Press machines and metal forming equipment
- Mining equipment where robust thrust capacity is essential
