7222 BECBY
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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7222 BECBY Bearing Product Overview & Core Advantages
The 7222 BECBY is a single row angular contact ball bearing engineered for precision applications requiring high performance under combined loads. This bearing is specifically designed to accommodate significant axial loads in one direction while simultaneously handling radial loads, making it ideal for machine tool spindles and other high-speed, high-rigidity applications. Its P6 (ABEC-3) tolerance class ensures exceptional running accuracy, and the brass cage contributes to stable operation at the limiting speed of 4,000 rpm. The optimized 40° contact angle provides superior axial load capacity in a compact design.
7222 BECBY Bearing Model Code Explained, Specifications & Naming Convention
- 72: Basic series designation for angular contact ball bearings
- 22: Size series code indicating specific dimensional relationships
- B: 40° contact angle, optimized for high axial load capacity
- E: Reinforced design with optimized internal geometry for increased load rating
- C: Brass cage construction for high-speed performance and stability
- BY: Special lubrication with high-temperature grease for extended service life
7222 BECBY Bearing Structural Features & Performance Benefits
Optimized Internal Geometry: The reinforced "E" design and 40° contact angle create an efficient load path, significantly enhancing both radial and axial load capacity. The bearing can handle substantial one-direction axial loads while maintaining excellent radial load performance.
High-Speed Capability: The brass cage (C designation) ensures dimensional stability and reduced friction at high rotational speeds, supporting the bearing's 4,000 rpm limiting speed. This makes it suitable for demanding spindle applications.
Precision Performance: Manufactured to P6 (ABEC-3) tolerance class, this bearing delivers exceptional running accuracy and minimal vibration, critical for precision machinery and equipment requiring high positional accuracy.
Temperature Resilience: The special BY lubrication enables reliable operation across a wide temperature range from -30°C to 110°C, ensuring consistent performance in various operating environments.
7222 BECBY Bearing Typical Application Areas
- Machine Tool Spindles: High-precision machining centers and CNC lathes
- High-Speed Motors: Industrial motors and spindle drives
- Pump Systems: Centrifugal pumps and compressor systems
- Precision Gearboxes: Industrial transmission systems requiring high accuracy
- Aerospace Components: Aircraft auxiliary systems and precision mechanisms
