7312 ACCBM
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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7312 ACCBM Bearing Product Overview & Core Advantages
The 7312 ACCBM is a single row angular contact ball bearing designed for high-precision applications requiring exceptional rotational accuracy and reliability. This precision bearing excels in handling combined loads, efficiently supporting significant radial loads and axial loads in one direction simultaneously. Manufactured to a P6 (ABEC-3) tolerance class, it ensures minimal runout and smooth operation, making it ideal for demanding industrial environments. Its optimized 25° contact angle provides superior axial load capacity and high-speed performance.
7312 ACCBM Bearing Model Code Explained, Specifications & Naming Convention
| Model Segment | Technical Meaning | Significance |
|---|---|---|
| 7312 | Standard Bearing Series & Size Code | Indicates a metric bearing with a 60mm bore, 130mm OD, and 31mm width. |
| A | Contact Angle | Specifies a 25° contact angle, optimized for higher axial load capacity. |
| CC | Internal Design / Cage Type | Denotes a specific internal geometry and the use of a brass cage for enhanced strength and guidance at high speeds. |
| BM | Lubrication | Indicates the bearing is lubricated and ready for operation. |
7312 ACCBM Bearing Structural Features & Performance Benefits
Optimized Internal Geometry: The bearing's design, including the 25° contact angle and precisely calculated shoulder diameters, ensures optimal stress distribution and superior performance under combined loads.
High-Speed Capability: The robust brass cage (CC) provides excellent stability and guidance for the balls, contributing to smooth operation and a high limiting speed of 10,000 rpm.
High Rigidity and Load Capacity: With a radial dynamic load rating of 26,100 lbf and a radial static load rating of 19,125 lbf, this bearing offers reliable performance in high-demand applications.
Precision Engineering: Manufactured to P6 tolerance with tight dimensional control on bore, outside diameter, and width, ensuring high running accuracy and system rigidity.
Material Quality: Constructed from chrome steel for rings and balls, providing high durability, wear resistance, and a long operational lifespan.
7312 ACCBM Bearing Typical Application Areas
The 7312 ACCBM is ideally suited for a wide range of precision machinery and high-performance systems, including:
- Machine Tool Spindles
- High-Speed Industrial Pumps
- Precision Gearboxes
- Compressors
- Agricultural Machinery
