51434
51300 & 51400 Series Heavy Duty Thrust Ball Bearings
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Basic Information
Main Dimensions
Performance
Materials
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51434 Bearing Product Overview & Core Advantages
The 51434 is a metric thrust ball bearing engineered for demanding applications requiring high axial load capacity and precision. Designed exclusively for thrust load scenarios, this bearing features an open design, facilitating direct lubrication for optimal performance in high-load, low-to-moderate speed environments. Its robust construction from 52100 Chrome Steel ensures exceptional durability and reliable operation within a wide temperature range. The 51434 is ideal for applications where handling substantial axial dynamic and static loads is paramount.
51434 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 51434 | The basic model number, defining the bearing's core dimensions and type as a thrust ball bearing. |
| Open (Seal Type) | Indicates the bearing has no integral seals or shields. This allows for custom lubrication schemes and is suitable for applications where heat dissipation is critical. |
51434 Bearing Structural Features & Performance Benefits
- High Axial Load Capacity: Engineered specifically for thrust loads, this bearing boasts a high axial dynamic load rating of 208,623 lbf and an exceptional axial static load rating of 613,728 lbf, making it suitable for heavy-duty applications.
- Robust Material Construction: Manufactured from 52100 Chrome Steel for both rings and balls, ensuring high hardness, wear resistance, and long service life.
- Precision Ground Components: Tight dimensional tolerances on the bore, outside diameter, and width guarantee precise shaft and housing fits, contributing to stable and accurate operation.
- Open Design for Lubrication: The open structure requires lubrication, allowing for the use of specialized greases or oils to suit specific operational conditions, including the specified temperature range of -30° to 110 °C.
- Chrome Steel Cage: The cage, also made from chrome steel, provides high strength and reliability, maintaining ball alignment and integrity under demanding conditions.
51434 Bearing Typical Application Areas
The 51434 thrust ball bearing is commonly specified in heavy machinery and industrial systems where significant axial forces are present. Key application areas include:
- Heavy-Duty Industrial Gearboxes
- Vertical Pumps and Motors
- Construction and Mining Equipment
- Large Thrust Reversers in Marine Propulsion
- Presses and Stamping Machinery
