51392
51300 & 51400 Series Heavy Duty Thrust Ball Bearings
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Basic Information
Main Dimensions
Performance
Materials
Environment & Compliance
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51392 Bearing Product Overview & Core Advantages
The 51392 metric thrust ball bearing is engineered for heavy-duty axial load applications requiring exceptional reliability. This open-type bearing is designed exclusively to accommodate unidirectional thrust loads with high precision. Manufactured from 52100 Chrome Steel, it delivers superior strength and durability in demanding industrial environments. Its large bore diameter of 460 mm and robust construction make it ideal for applications where high axial static load capacity exceeding 2,000,000 lbf is critical.
51392 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 51 | Thrust ball bearing series |
| 392 | Specific dimension series designation |
| Open | No seals or shields, requiring external lubrication system |
51392 Bearing Structural Features & Performance Benefits
High Load Capacity Design: The 51392 bearing features optimized raceway geometry and high-quality 52100 Chrome Steel construction, enabling an exceptional axial static load rating of 2,118,824 lbf and dynamic load capacity of 351,376 lbf. This makes it suitable for the most demanding thrust applications.
Precision Engineering: Manufactured with tight dimensional tolerances (bore: -0.045mm to 0, outside diameter: -0.075mm to 0), this bearing ensures precise alignment and reliable performance in critical machinery. The chrome steel cage provides optimal ball guidance and distribution.
Temperature Performance: Operating effectively within a temperature range of -30° to 110°C, this bearing maintains stable performance across various environmental conditions. The open design allows for customized lubrication schemes tailored to specific operational requirements.
Compliance & Safety: The bearing is ROHS and REACH compliant, ensuring environmental responsibility and meeting international regulatory standards for industrial components.
51392 Bearing Typical Application Areas
- Heavy industrial machinery requiring high axial load capacity
- Vertical pumps and compressors with substantial thrust requirements
- Large construction equipment such as tunnel boring machines
- Marine propulsion systems and steering mechanisms
- Industrial gearboxes with significant axial forces
- Mining equipment and heavy material handling systems
