7207 BECBM
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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7207 BECBM Bearing Product Overview & Core Advantages
The 7207 BECBM is a single row angular contact ball bearing engineered for high-precision applications requiring superior performance under combined loads. Its 40° contact angle provides excellent axial load capacity in one direction while maintaining significant radial load handling. Manufactured to P6 (ABEC-3) tolerance class, this bearing delivers exceptional running accuracy and reliability. The brass cage construction ensures optimal performance at high speeds up to 15,000 rpm, making it ideal for demanding industrial applications where precision and durability are critical.
7207 BECBM Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Performance Impact |
|---|---|---|
| 7 | Angular Contact Ball Bearing | Optimized for combined radial and axial loads |
| 207 | Standard dimension series (35mm bore × 72mm OD × 17mm width) | Compact design with standardized mounting dimensions |
| BE | Enhanced internal design with optimized contact angle and raceway geometry | Improved load distribution and higher speed capability |
| C | 40° contact angle | High axial load capacity in one direction |
| BM | Brass cage with machined construction | Excellent high-speed performance and mechanical strength |
7207 BECBM Bearing Structural Features & Performance Benefits
High Precision Construction: Manufactured to P6 tolerance class with bore diameter tolerance of -0.01mm to 0, ensuring precise shaft fitment and minimal runout for high-accuracy applications.
Optimized Load Capacity: The 40° contact angle and precision-ground raceways enable dynamic load rating of 6,975 lbf and static load rating of 4,680 lbf, providing reliable performance under significant combined radial and axial loads.
High-Speed Capability: The brass machined cage (BM) ensures stable operation at limiting speeds up to 15,000 rpm, while the optimized internal geometry minimizes friction and heat generation.
Premium Material Selection: Constructed from chrome steel for both rings and balls, providing excellent hardness, wear resistance, and fatigue life. The brass cage offers superior strength and temperature resistance compared to polymer alternatives.
Precision Shoulder Design: Outer ring shoulder diameter of 58.25 mm and inner ring shoulder diameters of 49.65 mm (large side) and 41.96 mm (small side) ensure proper axial location and support.
7207 BECBM Bearing Typical Application Areas
Machine Tool Spindles: High-precision machining centers and CNC equipment requiring high rigidity and excellent running accuracy.
High-Speed Electric Motors: Industrial motors and servo drives where high rotational speeds and axial load capacity are critical.
Precision Gearboxes: Power transmission systems demanding reliable performance under combined loading conditions.
Pumps and Compressors: Industrial fluid handling equipment requiring high-speed operation and axial thrust capacity.
Robotics and Automation: Precision joints and positioning systems where compact bearing dimensions and high load capacity are essential.
