W 609
W Series Stainless Steel Miniature Bearings
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Materials
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W 609 Bearing Product Overview & Core Advantages
The W 609 is a metric single row deep groove ball bearing engineered for high-performance applications requiring reliable radial load capacity and precision operation. Manufactured entirely from stainless steel, it offers excellent corrosion resistance, making it suitable for demanding environments. Its open design and P0 tolerance class ensure smooth running and high operational accuracy, while its compact dimensions provide a space-saving solution without compromising on performance or durability.
W 609 Bearing Model Code Explained, Specifications & Naming Convention
| Model Segment | Technical Meaning |
|---|---|
| W | Stainless Steel Bearing Series |
| 609 | Bore Diameter: 9 mm, Standard Metric Dimension Series |
| No Seal Suffix | Open construction (no shield or seal) |
| No Cage Suffix | Full complement of balls, no separate cage |
W 609 Bearing Structural Features & Performance Benefits
- High Load Capacity & Rigidity: The single row deep groove raceway and full complement ball design provide a high radial dynamic load rating of 456 lbf and excellent rigidity for stable operation under significant loads.
- Precision & Speed: Built to P0 tolerance class with a CN radial internal clearance, this bearing ensures precise shaft guidance and smooth rotation, supporting a limiting speed of 43,000 rpm.
- Corrosion Resistance & Material Integrity: All components, including rings, balls, and the integral cage structure, are made from stainless steel, offering superior protection against corrosion and enabling use across a wide temperature range from -30°C to 120°C.
- Maintenance & Lubrication Flexibility: The open seal type allows for easy cleaning and custom lubrication strategies, providing flexibility for specialized application requirements.
W 609 Bearing Typical Application Areas
- Precision Instruments and Optical Devices
- Medical and Dental Equipment
- Food Processing and Packaging Machinery (where corrosion resistance is critical)
- Small Electric Motors and High-Speed Spindles
- Office Automation Equipment and Robotics