7308 BEGBP
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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7308 BEGBP Bearing Product Overview & Core Advantages
The 7308 BEGBP is a single row angular contact ball bearing engineered for high-precision applications requiring exceptional performance under combined loads. Its defining feature is the 40° contact angle, which provides superior axial load capacity in one direction while effectively handling radial loads. Manufactured to P6 (ABEC-3) tolerance class, this bearing delivers the dimensional accuracy and running precision essential for demanding industrial machinery. The optimized internal geometry, combined with a lightweight nylon cage, contributes to stable operation at high speeds, making it an ideal solution for applications where high rigidity and reliable performance are critical.
7308 BEGBP Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Performance Implication |
|---|---|---|
| BE | Increased internal clearance and contact angle | Optimized for specific preload conditions and high axial loads |
| GB | Precision ground to P6 tolerance | Ensures high running accuracy and consistent performance |
| P | Glass fiber reinforced nylon cage | Enables higher limiting speeds and reduced friction |
7308 BEGBP 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 optimal stress distribution and extended service life.
High-Speed Capability: The lightweight nylon cage (P suffix) reduces centrifugal forces and maintains ball guidance at the limiting speed of 10,000 rpm. This construction minimizes friction and heat generation, critical for high-speed applications.
Precision Manufacturing: Manufactured to P6 tolerance class with strict dimensional controls on bore diameter (40 mm), outside diameter (90 mm), and width (23 mm). This precision ensures consistent performance and easy installation in precision machinery.
Robust Load Capacity: With a dynamic load rating of 11,250 lbf and static load rating of 7,312 lbf, this bearing reliably handles significant combined loads in demanding operating conditions.
7308 BEGBP Bearing Typical Application Areas
- Machine Tool Spindles: High-precision machining centers requiring accurate rotational performance and rigidity
- High-Speed Electric Motors: Applications demanding stable operation at elevated speeds with minimal vibration
- Industrial Pumps & Compressors: Equipment handling axial and radial loads in fluid movement systems
- Precision Gearboxes: Power transmission systems requiring accurate bearing positioning and reliability
- Material Handling Equipment: Systems where consistent performance under combined loads is essential
