7212 BECBM
Single Row Angular Contact Ball Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Performance
Materials
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7212 BECBM Bearing Product Overview & Core Advantages
The 7212 BECBM is a single row angular contact ball bearing designed for high-precision applications requiring exceptional performance under combined loads. This metric bearing features a 40° contact angle and P6 (ABEC-3) precision tolerance, delivering superior running accuracy and rotational stability. Its optimized internal geometry enables high-speed operation up to 9,500 rpm while maintaining precise axial positioning capabilities. The brass cage construction ensures reliable performance under demanding conditions, making it ideal for applications where high rigidity and precise shaft guidance are critical requirements.
7212 BECBM Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning | Performance Benefit |
|---|---|---|
| BE | Increased contact angle (40°) | Enhanced axial load capacity and rigidity |
| CB | Moderate internal clearance | Optimal preload conditions for precision applications |
| M | Brass cage | High-speed capability and thermal stability |
7212 BECBM Bearing Structural Features & Performance Benefits
High Rigidity Design: The 40° contact angle and optimized raceway geometry provide exceptional stiffness, minimizing deflection under heavy combined radial and axial loads. The 46 mm distance from side face to load point ensures optimal load distribution and moment load resistance.
Superior Load Capacity: With dynamic load rating of 13,725 lbf and static load rating of 11,250 lbf, this bearing handles significant operational stresses while maintaining precision. The chrome steel construction ensures dimensional stability under load.
High-Speed Performance: The brass cage (M suffix) and precision-ground components enable reliable operation at speeds up to 9,500 rpm. The optimized internal clearance (CB) maintains consistent performance across the operating temperature range.
Precision Engineering: Manufactured to P6 (ABEC-3) tolerance class, this bearing delivers exceptional running accuracy with tight dimensional control on bore diameter (60 mm), outside diameter (110 mm), and width (22 mm).
7212 BECBM Bearing Typical Application Areas
- Machine Tool Spindles: High-precision machining centers requiring rigid support and high-speed capability
- Industrial Pumps: Centrifugal and process pumps handling combined radial and axial loads
- Precision Gearboxes: High-performance transmission systems demanding accurate shaft positioning
- Robotics & Automation: Joint mechanisms and precision positioning systems
- Medical Equipment: High-speed dental handpieces and surgical tools requiring reliability and precision
- Aerospace Systems: Auxiliary equipment and control mechanisms with stringent performance requirements
