70/710 AMB
Single Row Angular Contact Ball Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Performance
Materials
Environment & Compliance
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70/710 AMB Bearing Product Overview & Core Advantages
The 70/710 AMB is a single row angular contact ball bearing engineered for high-precision applications requiring exceptional rigidity and accurate shaft guidance. Designed to accommodate combined loads (simultaneous radial and axial loads), this bearing features a 40° contact angle optimized for substantial axial load capacity in one direction. Manufactured to a P6 (ABEC-3) tolerance class, it delivers the running accuracy essential for demanding industrial machinery. Its robust construction and high load ratings make it a reliable choice for heavy-duty, high-performance systems.
70/710 AMB Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 70/710 | Bearing series and bore diameter of 710 mm. |
| AMB | Manufacturer's internal designation for this specific angular contact design and configuration. |
Note: This is an open bearing without integral seals or shields, allowing for customized lubrication systems.
70/710 AMB Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The single row design with a generous contact angle of 40° provides high stiffness and is capable of supporting significant combined loads. With a dynamic load rating of 267,750 lbf and a static load rating of 731,250 lbf, it is built for heavy-duty operation.
- Precision & Accuracy: Manufactured to a P6 tolerance class, this bearing ensures minimal runout and precise rotational performance, critical for applications like machine tool spindles.
- Optimized Material Selection: The chrome steel rings and balls, combined with a durable brass cage, offer excellent wear resistance and dimensional stability under load.
- Standard Lubrication: The bearing is supplied lubricated, ready for initial operation and suitable for the specified temperature range of -30° to 110 °C.
70/710 AMB Bearing Typical Application Areas
- Large Machine Tool Spindles
- Industrial Gearboxes
- Heavy-Duty Pumps and Compressors
- Large Bore Precision Machinery
