7317 BEGAPH
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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7317 BEGAPH Bearing Product Overview & Core Advantages
The 7317 BEGAPH is a single row angular contact ball bearing designed for high-precision applications requiring superior performance under combined loads. This metric bearing features a 40° contact angle, enabling it to efficiently handle significant axial loads in one direction alongside radial loads. Manufactured to P6 (ABEC-3) tolerance class, it ensures high running accuracy and rotational precision. Its optimized internal geometry and nylon cage contribute to excellent high-speed capabilities, making it an ideal choice for demanding industrial machinery.
7317 BEGAPH Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning |
|---|---|
| BE | Increased internal clearance and optimized internal design for higher speeds |
| GA | Light preload for reduced noise and vibration |
| PH | Nylon (polyamide) cage, enhancing high-speed performance and reducing friction |
7317 BEGAPH Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The single row design with a 40° contact angle provides excellent rigidity and can support substantial combined radial and axial loads in one direction. The optimized shoulder diameters (inner ring: 122.3 mm / 103.03 mm; outer ring: 144.95 mm) ensure secure mounting and stable load support.
- High-Speed Performance: The lightweight nylon cage (PH) minimizes centrifugal forces and friction, allowing for a high limiting speed of 4,800 rpm. The BE design further enhances high-speed suitability.
- Precision Engineering: Manufactured to P6 tolerance class, this bearing guarantees precise running accuracy and minimal rotational vibration, which is critical for precision machinery.
- Material & Lubrication: Constructed from chrome steel for both rings and balls, providing high durability and wear resistance. The bearing comes pre-lubricated for immediate use and reliable operation within a temperature range of -30°C to 110°C.
7317 BEGAPH Bearing Typical Application Areas
- Machine Tool Spindles
- High-Speed Pumps and Compressors
- Precision Gearboxes
- Industrial Electric Motors
- Material Handling Equipment