7205 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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7205 BECBM Bearing Product Overview & Core Advantages
The 7205 BECBM is a single row angular contact ball bearing engineered for high-precision applications requiring superior performance under combined loads. Designed with a 40° contact angle, this bearing efficiently handles significant axial loads in one direction while supporting radial loads. Manufactured to P6 (ABEC-3) tolerance class, it delivers exceptional running accuracy and rotational stability. Its optimized internal geometry and brass cage construction ensure reliable operation in demanding environments, making it an ideal solution for applications where high rigidity and precise shaft positioning are critical.
7205 BECBM Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7205 | Basic bearing designation indicating a metric angular contact ball bearing with 25mm bore, 52mm OD, and 15mm width |
| BE | Designates 40° contact angle and optimized internal design for high axial load capacity |
| CBM | Indicates brass cage material and specific internal design features for enhanced performance |
7205 BECBM Bearing Structural Features & Performance Benefits
High Precision Construction: Manufactured to P6 tolerance class (equivalent to ABEC-3), ensuring minimal runout and vibration for smooth operation in precision machinery.
Superior Load Capacity: The 40° contact angle provides excellent axial load carrying capability in one direction while maintaining substantial radial load capacity, with dynamic load rating of 3510 lbf and static load rating of 2250 lbf.
Optimized Cage Design: The brass cage offers excellent strength and wear resistance, contributing to stable operation at the limiting speed of 20,000 rpm.
Precision Engineering: With bore diameter tolerance of -0.008mm to 0 and optimized shoulder diameters, this bearing ensures precise shaft positioning and alignment.
Wide Temperature Range: Operating temperature range from -30°C to 110°C with factory-applied lubrication for immediate installation and operation.
7205 BECBM Bearing Typical Application Areas
The 7205 BECBM angular contact ball bearing is specifically designed for applications requiring high precision and reliability:
- Machine Tool Spindles - Providing high rigidity and precision for milling and grinding applications
- Precision Gearboxes - Supporting combined radial and axial loads in industrial transmission systems
- High-Speed Motors - Operating reliably at elevated speeds up to 20,000 rpm
- Pumps and Compressors - Handling axial thrust loads while supporting radial loads
- Robotics and Automation - Ensuring precise positioning and movement in articulated joints
- Aerospace Components - Meeting stringent precision requirements in auxiliary systems
