7304 BECBPH
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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7304 BECBPH Bearing Product Overview & Core Advantages
The 7304 BECBPH 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 excels at handling significant axial loads in one direction while simultaneously supporting radial loads. Its P6 (ABEC-3) tolerance class ensures exceptional running accuracy, making it ideal for applications demanding high rotational precision and rigid shaft support. The optimized internal geometry and nylon cage contribute to smooth operation at high speeds up to 18,000 rpm.
7304 BECBPH Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Performance Benefit |
|---|---|---|
| BE | Enhanced internal design with optimized contact angle and raceway geometry | Improved load capacity and high-speed performance |
| CB | Specific internal clearance and preload specification | Optimized for precision applications requiring minimal deflection |
| PH | High-performance glass fiber reinforced nylon cage | Reduced friction, excellent high-speed capability, and corrosion resistance |
7304 BECBPH Bearing Structural Features & Performance Benefits
Optimized Internal Geometry: The 40° contact angle and precisely calculated raceway curvature provide superior axial load capacity while maintaining excellent radial load performance. This design ensures high rigidity and minimal deflection under combined loading conditions.
High-Speed Capability: The glass fiber reinforced nylon cage (PH) offers excellent strength-to-weight ratio, reducing centrifugal forces and enabling stable operation at the limiting speed of 18,000 rpm. The cage design ensures proper ball guidance and uniform load distribution.
Precision Manufacturing: Manufactured to P6 (ABEC-3) tolerance class, this bearing delivers exceptional dimensional accuracy and running precision. The chrome steel construction of both rings and balls provides high hardness and wear resistance for extended service life.
Load Performance: With a dynamic load rating of 4,275 lbf and static load rating of 2,250 lbf, the 7304 BECBPH offers reliable performance in demanding applications. The optimized shoulder dimensions ensure proper seating and load transfer.
7304 BECBPH Bearing Typical Application Areas
- Machine Tool Spindles - High-precision machining centers and grinding spindles requiring rigid support and high rotational accuracy
- High-Speed Motors - Electric motors and servo drives operating at elevated speeds with significant axial loads
- Precision Gearboxes - Industrial gearboxes and transmission systems demanding accurate shaft positioning
- Pump Systems - Centrifugal pumps and compressor systems where combined radial and axial loads are present
- Robotics and Automation - Joint actuators and precision positioning systems requiring high stiffness and reliability
- Aerospace Components - Auxiliary systems and instrumentation requiring precision bearings with consistent performance
