W 61901 R-2Z
W Series Stainless Steel Flanged Bearings
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Basic Information
Main Dimensions
Outer Ring Dimensions
Performance
Materials
Environment & Compliance
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W 61901 R-2Z Bearing Product Overview & Core Advantages
The W 61901 R-2Z is a single row deep groove ball bearing designed for precision applications requiring high reliability and compact design. Engineered with stainless steel construction throughout, it offers excellent corrosion resistance and durability. This bearing excels in handling radial loads efficiently while maintaining smooth operation. Its compact dimensions (12 mm bore, 24 mm OD, 6 mm width) make it ideal for space-constrained assemblies where precision and reliability are paramount.
W 61901 R-2Z Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| W | Stainless Steel Bearing Series |
| 61901 | Deep Groove Ball Bearing, Extra Small & Thin Series |
| R | Flanged Outer Ring |
| 2Z | Double Shielded (Both Sides) |
W 61901 R-2Z Bearing Structural Features & Performance Benefits
Optimized Deep Groove Design: The raceway geometry ensures smooth rotation and effective radial load distribution, minimizing friction and wear.
Double Shielded Protection: The 2Z shields effectively retain lubricant and exclude contaminants, enhancing bearing life and enabling maintenance-free operation in many applications.
Flanged Outer Ring: The integrated flange (26.5 mm outer diameter, 1.5 mm thickness) simplifies axial location and mounting, reducing assembly time and cost.
Full Stainless Steel Construction: Rings, balls, and cage are manufactured from stainless steel, providing superior corrosion resistance and suitability for harsh environments or washdown applications.
Pre-lubricated & Ready-to-Use: Factory-filled grease lubrication ensures immediate operation and long-term performance within the specified temperature range (-30° to 120 °C).
W 61901 R-2Z Bearing Typical Application Areas
- Precision Instruments and measuring devices
- Small Electric Motors and miniature gearboxes
- Medical Equipment and dental handpieces
- Food Processing Machinery (benefiting from stainless steel and sealed design)
- Office Automation Equipment such as printers and scanners
- Robotics and small articulated arms
