SF697zz
SF Series Stainless Steel Flanged Miniature Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Ball & Washer Dimensions
Performance
Materials
Environment & Compliance
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SF697zz Bearing Product Overview & Core Advantages
The SF697zz is a single row deep groove ball bearing designed for precision applications requiring reliable performance in compact spaces. This metric bearing features stainless steel construction throughout its rings, balls, and cage, providing excellent corrosion resistance. Its shielded design offers effective contamination protection while maintaining low friction operation. With a radial dynamic load rating of 276 lbf and optimized for high-speed operation up to 32,400 rpm, this bearing delivers exceptional performance in demanding applications where space constraints and reliability are critical factors.
Model Code Detailed Explanation
| Code Segment | Technical Meaning |
| SF697 | Basic bearing designation indicating specific dimensions: 7mm bore, 17mm OD, 5mm width |
| zz | Double shielded design providing protection from contaminants on both sides |
SF697zz Bearing Structural Features & Performance Benefits
Deep Groove Geometry: The optimized raceway design enables efficient handling of radial loads while accommodating moderate axial loads in both directions, making it versatile for various mounting configurations.
Stainless Steel Construction: All components including rings, balls, and cage are manufactured from stainless steel, ensuring excellent corrosion resistance and suitability for harsh environments and washdown applications.
High-Speed Capability: The combination of 9 precision balls with diameter of 2.381mm and stainless steel cage enables smooth operation at limiting speeds up to 32,400 rpm, ideal for high-speed miniature applications.
Shielded Protection: The 300 series stainless steel shields provide effective sealing against contaminants while minimizing friction, extending service life in contaminated environments.
Precision Manufacturing: Manufactured to ABEC1 tolerance class with controlled radial internal clearance (MC3: 0.002-0.013mm), ensuring consistent performance and smooth operation.
SF697zz Bearing Typical Application Areas
- Small Precision Motors: Ideal for miniature DC motors, stepper motors, and spindle motors requiring high-speed operation
- Medical Devices: Suitable for surgical instruments, dental handpieces, and diagnostic equipment where corrosion resistance is critical
- Office Automation: Perfect for printers, scanners, copiers, and other precision office equipment
- Robotics & Automation: Used in miniature robotic joints, linear actuators, and precision positioning systems
- Instrumentation: Applied in measuring instruments, optical devices, and laboratory equipment requiring smooth, precise rotation
- Food Processing Equipment: Suitable for applications requiring corrosion resistance and compliance with hygiene standards
