S71907 CE/P4A
Sealed Super Precision Angular Contact Ball Bearings
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S71907 CE/P4A Bearing Product Overview & Core Advantages
The S71907 CE/P4A is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional accuracy and reliability. This single-row bearing features P4 (ABEC-7) tolerance class and is preloaded for optimal performance. Its 15° contact angle enables efficient handling of combined loads, including radial and axial loads in one direction. The bearing comes sealed and pre-lubricated, making it ready for immediate installation while providing long-term protection against contamination.
S71907 CE/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| S71907 | Precision angular contact ball bearing series with 35mm bore diameter |
| CE | Contact angle of 15° and optimized internal design |
| P4A | P4 precision class (ABEC-7) with specific preload category |
S71907 CE/P4A Bearing Structural Features & Performance Benefits
High Precision Construction: Manufactured to P4 tolerance class with bore diameter tolerance of -0.006mm to 0 and outside diameter tolerance of -0.007mm to 0, ensuring exceptional running accuracy.
Optimized Load Capacity: The 15° contact angle and 19 chrome steel balls provide excellent radial dynamic load rating of 1755 lbf and static load rating of 1046 lbf.
High-Speed Performance: The phenolic cage and precision construction enable a limiting speed of 36,000 rpm, making it suitable for high-speed applications.
Sealed & Lubricated Design: Factory-sealed and pre-lubricated for immediate use, offering protection against contaminants and maintaining performance across a temperature range of -30° to 110°C.
Compact & Lightweight: With dimensions of 35×55×10mm and weight of only 0.074 kg, it provides high performance in minimal space.
S71907 CE/P4A Bearing Typical Application Areas
- Machine Tool Spindles - High-precision machining centers and CNC equipment
- Precision Instruments - Measuring devices and laboratory equipment
- High-Speed Motors - Servo motors and spindle drives
- Medical Equipment - Dental handpieces and surgical tools
- Aerospace Components - Guidance systems and precision mechanisms
- Robotics - Joint assemblies and precision positioning systems
