SF6908ZZ
SF Series Stainless Steel Flanged 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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SF6908ZZ Bearing Product Overview & Core Advantages
The SF6908ZZ is a single row flanged ball bearing designed for precision applications requiring compact design and reliable performance. This metric bearing features stainless steel construction and integrated shields for contamination protection. Its flanged design provides secure mounting and axial positioning, while the ABEC-1 precision class ensures consistent operation in demanding environments. The bearing is engineered to handle radial loads efficiently with a high limiting speed of 9,900 rpm.
SF6908ZZ Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| SF6908 | Basic bearing designation with flanged design |
| ZZ | Double-sided steel shields for contamination protection |
SF6908ZZ Bearing Structural Features & Performance Benefits
Flanged Construction: The integrated flange (Ø64.5mm) enables precise axial positioning and simplified housing design, reducing assembly complexity.
Shielded Protection: Double-sided 300 series stainless steel shields provide effective sealing against contaminants while maintaining low friction operation.
Material Excellence: Stainless steel rings and cage combined with chrome steel balls deliver excellent corrosion resistance and durability.
Precision Performance: ABEC-1 tolerance class and C0 radial clearance (0.002-0.013mm) ensure smooth operation and consistent performance.
High-Speed Capability: Optimized design with 14 precision balls (Ø6.747mm) enables operation up to 9,900 rpm.
SF6908ZZ Bearing Typical Application Areas
- Medical equipment and laboratory instruments requiring corrosion resistance
- Food processing machinery where stainless steel construction is essential
- Small motors and precision drives in compact spaces
- Office automation equipment and precision mechanisms
- Industrial robots and automation systems requiring reliable bearing performance
