W 626-2Z
W Series Stainless Steel Miniature Bearings
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W 626-2Z Bearing Product Overview & Core Advantages
The W 626-2Z is a single row deep groove ball bearing designed for exceptional performance in compact applications. This metric bearing features a shielded design and is constructed entirely from stainless steel, offering excellent corrosion resistance. Its primary advantage lies in its ability to handle significant radial loads while operating at high speeds, making it a reliable and precision component for demanding environments. The combination of a CN radial internal clearance and pre-lubrication ensures smooth operation and long service life right from installation.
W 626-2Z Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Benefit |
|---|---|---|
| W | Stainless Steel Bearing Series | Provides superior corrosion resistance. |
| 626 | Basic Bearing Number (6mm Bore, 19mm OD, 6mm Width) | Defines the standard bearing dimensions. |
| 2Z | Shielded on Both Sides | Protects against contamination and retains lubricant, enhancing bearing life. |
W 626-2Z Bearing Structural Features & Performance Benefits
- Robust Single Row Design: The deep groove raceway and stainless steel cage provide stable operation and high limiting speed capabilities, rated at 43,000 rpm.
- High Load Capacity: Engineered to support a radial dynamic load rating of 344 lbf and a radial static load rating of 132 lbf, ensuring reliability under stress.
- Pre-lubricated & Sealed: Filled with grease and sealed with shields (2Z), this bearing is maintenance-free and protected from contaminants, ideal for applications where re-lubrication is difficult.
- Precision & Stability: Manufactured to P0 tolerance class with a CN radial internal clearance, guaranteeing consistent performance and smooth rotation in precision instruments.
W 626-2Z Bearing Typical Application Areas
The W 626-2Z is ideally suited for a wide range of applications that require a compact, corrosion-resistant, and high-speed ball bearing. Key industries and equipment include:
- Small Electric Motors and Gearboxes
- Medical and Dental Equipment
- Precision Instruments and Optical Devices
- Food Processing Machinery
- Office Automation Equipment (e.g., Printers, Scanners)
