W 61801-2RS1
W Series Stainless Steel Bearings
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W 61801-2RS1 Bearing Product Overview & Core Advantages
The W 61801-2RS1 is a sealed single row deep groove ball bearing designed for applications requiring high reliability and maintenance-free operation. Constructed entirely from stainless steel, it offers excellent corrosion resistance. Its key advantage lies in its ability to handle radial loads efficiently while providing protection against contamination through its integral seals. This bearing is characterized by its compact design with a 5 mm width, making it ideal for space-constrained, high-precision assemblies where long-term performance is critical.
W 61801-2RS1 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| W | Stainless Steel Bearing |
| 61 | Deep Groove Ball Bearing Series |
| 801 | Size Code (Bore: 12mm, OD: 21mm, Width: 5mm) |
| 2RS1 | Contact Rubber Seals on Both Sides |
W 61801-2RS1 Bearing Structural Features & Performance Benefits
- Superior Sealing: The 2RS1 contact rubber seals effectively shield the bearing interior from dust, moisture, and other contaminants, ensuring reliable operation in challenging environments.
- Corrosion Resistance: Manufactured from stainless steel rings, balls, and cage, this bearing is suitable for applications exposed to corrosive media or requiring frequent washdowns.
- Maintenance-Free Operation: Pre-lubricated with grease, the bearing is ready for immediate use and requires no relubrication, reducing lifecycle costs.
- Precision Performance: Built to P0 tolerance class with CN radial internal clearance, it provides consistent running accuracy for smooth operation.
- Wide Temperature Range: Operates reliably within a -30°C to 120°C temperature range, accommodating various operational conditions.
W 61801-2RS1 Bearing Typical Application Areas
This miniature bearing is engineered for compact and precision-driven applications, including:
- Medical Devices (Surgical hand tools, dental equipment)
- Precision Instruments (Optical encoders, measuring devices)
- Food Processing Equipment (Conveyors, mixers)
- Small Electric Motors and Pumps
- Office Automation Equipment (Printers, scanners)
