SR0zz
SR Series Stainless Steel Miniature Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Ball & Washer Dimensions
Performance
Materials
Environment & Compliance
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SR0zz Bearing Product Overview & Core Advantages
The SR0zz is a precision miniature ball bearing designed for demanding applications requiring high reliability in compact spaces. As a single row radial ball bearing constructed entirely from stainless steel, it offers excellent corrosion resistance. Its shielded design provides effective protection against contaminants while maintaining low friction. This bearing is engineered to deliver reliable performance under radial loads and is suitable for high-speed operation, making it an ideal component for precision instruments and miniature machinery.
SR0zz Bearing Model Code Explained, Specifications & Naming Convention
| Code Element | Technical Meaning | Performance Benefit |
|---|---|---|
| SR0zz | Standard single row miniature bearing series | Compact design for space-constrained applications |
| Shielded | Non-contact metal shields on both sides | Contamination protection while maintaining high-speed capability |
| Stainless Steel | All components made from 300 series stainless steel | Excellent corrosion resistance and durability |
SR0zz Bearing Structural Features & Performance Benefits
Compact Design & High Precision: With a bore diameter of just 0.046875" and ABEC1 precision class, this bearing delivers exceptional dimensional accuracy and rotational consistency for miniature applications.
High-Speed Capability: Featuring a limiting speed of 99,000 rpm and optimized stainless steel cage design, the bearing maintains stable operation at elevated rotational speeds.
Corrosion Resistance: Constructed entirely from 300 series stainless steel, including rings, balls, cage, and shields, ensuring reliable performance in harsh environments and wide temperature range from -86 to 230 °F.
Optimized Internal Geometry: With 7 precision balls of 0.0236" diameter and MC3 radial clearance (0.00008" to 0.0005"), the bearing provides smooth operation and reduced vibration.
SR0zz Bearing Typical Application Areas
- Medical Devices: Surgical instruments, dental handpieces, and diagnostic equipment
- Precision Instruments: Optical encoders, measuring devices, and laboratory equipment
- Miniature Motors: Small DC motors, stepper motors, and servo motors
- Office Automation: Printers, scanners, and copier mechanisms
- Aerospace & Defense: Guidance systems, instrumentation, and control mechanisms
- Electronics: Computer cooling fans, small robotics, and precision positioning systems
