51492
51300 & 51400 Series Heavy Duty Thrust Ball Bearings
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Basic Information
Main Dimensions
Performance
Materials
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51492 Bearing Product Overview & Core Advantages
The 51492 metric thrust ball bearing is engineered for heavy-duty axial load applications where high precision and reliability are paramount. This open-type bearing is designed exclusively to accommodate unidirectional thrust loads with exceptional capacity. Manufactured from 52100 Chrome Steel for both rings and balls, it delivers superior strength and durability. Its massive dimensions and robust construction make it ideal for applications demanding high static and dynamic load ratings in challenging industrial environments.
51492 Bearing Model Code Explained, Specifications & Naming Convention
| Model Segment | Technical Meaning |
|---|---|
| 51492 | Basic model number for a metric series thrust ball bearing. |
| Open (Seal Type) | No integral seals or shields. Requires external sealing and specific lubrication systems for operation. |
51492 Bearing Structural Features & Performance Benefits
- Exceptional Load Capacity: Engineered with a high-capacity ball and raceway design to handle immense axial dynamic load ratings of 493,680 lbf and axial static load ratings of 2,969,052 lbf, making it suitable for the most demanding thrust applications.
- Robust Construction: The use of 52100 Chrome Steel for all critical components (rings, balls, and cage) ensures high hardness, wear resistance, and long service life under heavy loads.
- Precision Tolerances: Features tight dimensional tolerances on the bore diameter, outside diameter, and width to ensure precise fitment and reliable performance in assembled machinery.
- Wide Temperature Range: Operates effectively within a temperature range of -30°C to 110°C, providing versatility for various industrial climates and processes.
51492 Bearing Typical Application Areas
This heavy-duty thrust ball bearing is typically specified in industries and equipment including:
- Large Industrial Gearboxes and power transmission systems.
- Vertical Pumps and heavy-duty compressors.
- Marine Propulsion Systems and stern tube arrangements.
- Construction and mining machinery such as large cranes and excavators.
- Hydraulic Presses and other machinery requiring support for substantial axial forces.
