SF6909ZZ
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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SF6909ZZ Bearing Product Overview & Core Advantages
The SF6909ZZ is a metric flanged ball bearing engineered for precision radial load applications requiring compact design and reliable performance. Featuring a single row construction with stainless steel components and shielded protection, this bearing delivers excellent corrosion resistance and consistent operation. Its integrated flange provides secure mounting and axial location, making it ideal for applications where space constraints and precise positioning are critical. With an ABEC-1 tolerance class and optimized radial internal clearance, the SF6909ZZ ensures smooth operation and long service life in demanding environments.
SF6909ZZ Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning | Performance Benefit |
|---|---|---|
| F | Flanged Design | Enables simplified mounting and axial positioning |
| ZZ | Double Shielded | Provides effective contamination protection from both sides |
Structural Features & Performance Advantages
Enhanced Rigidity & Precision: The single row deep groove ball bearing design with 15 precision balls ensures stable operation and high radial load capacity. The stainless steel cage maintains proper ball spacing for smooth rotation and reduced vibration.
Superior Corrosion Resistance: Constructed with stainless steel rings and 300 series stainless steel shields, this bearing offers excellent resistance to corrosion and chemical exposure, making it suitable for harsh environments.
Optimized Load Capacity: With a radial dynamic load rating of 2853 lbf and radial static load rating of 2191 lbf, the bearing delivers reliable performance under significant radial loads while maintaining dimensional stability.
High-Speed Capability: The precision-ground components and optimized internal geometry enable a limiting speed of 8,730 rpm, suitable for various high-speed applications.
Contamination Protection: The double shielded (ZZ) design effectively prevents the ingress of contaminants while retaining lubrication, extending service life and reducing maintenance requirements.
SF6909ZZ Bearing Typical Application Areas
- Medical Equipment: Surgical instruments, dental handpieces, and diagnostic devices
- Food Processing Machinery: Conveyor systems, mixers, and packaging equipment
- Precision Instruments: Optical devices, measuring equipment, and laboratory apparatus
- Office Automation: Printers, scanners, and copiers requiring quiet operation
- Small Motors & Gearboxes: Compact drive systems and precision transmission units
