W 61808-2RS1
W Series Stainless Steel Bearings
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W 61808-2RS1 Bearing Product Overview & Core Advantages
The 61808-2RS1 is a single row deep groove ball bearing designed for precision applications requiring reliable performance in compact spaces. This sealed bearing features a stainless steel construction throughout (rings, balls, and cage), providing excellent corrosion resistance. Its primary advantage lies in its ability to handle radial loads efficiently while offering protection against contamination through its integral seals. With a metric system design, it delivers consistent performance and is suitable for applications demanding high reliability and long service life with minimal maintenance.
W 61808-2RS1 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 61808 | Basic bearing designation for a single row deep groove ball bearing with 40mm bore, 52mm OD, and 7mm width. |
| 2RS1 | Features contact seals on both sides, providing effective protection against contaminants and retaining lubricant. |
W 61808-2RS1 Bearing Structural Features & Performance Benefits
Compact Design & High Precision: With a width of only 7 mm, this bearing offers a space-saving solution while maintaining P0 tolerance class for consistent operational accuracy.
Corrosion Resistance: The all-stainless steel construction (rings, balls, and cage) ensures reliable performance in harsh environments and provides excellent resistance to corrosion.
Sealed Protection: The 2RS1 seals effectively shield the bearing interior from dust, moisture, and other contaminants, while retaining the factory-applied grease lubrication.
Load Capacity & Speed: Rated for radial dynamic load of 877 lbf and radial static load of 843 lbf, with a limiting speed of 7,500 rpm, making it suitable for various moderate-speed applications.
Wide Temperature Range: Operates effectively from -30°C to 120°C, accommodating a broad range of industrial environments.
W 61808-2RS1 Bearing Typical Application Areas
- Electric Motors and small precision motors
- Medical Equipment and dental handpieces
- Office Automation devices (printers, scanners, copiers)
- Food Processing Machinery where corrosion resistance is critical
- Precision Instruments and measuring devices
- Small Power Tools and hobby equipment
