W 635-2RS1
W Series Stainless Steel Miniature Bearings
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Part No.
Part No.
W 635-2RS1
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
0.0081 kg
Tolerance class
P0
Seal type
Sealed
For load direction
Radial
Main Dimensions
Bore diameter
5 mm
Bore diameter tolerance
-0.008mm to 0
Outside diameter
19 mm
Outside diameter tolerance
-0.009mm to 0
Width
6 mm
Width tolerance
-0.12mm to 0
Performance
Temperature range
-30° to 120 °C
Radial dynamic load rating
456 lbf
Radial static load rating
198 lbf
Limiting speed
24 X 1000 rpm
Lubrication
Grease
Radial internal clearance
CN
Materials
Ring material
Stainless Steel
Ball material
Stainless Steel
Cage material
Stainless Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
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In Stock
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W 635-2RS1 Bearing Product Overview & Core Advantages
The W 635-2RS1 is a sealed miniature deep groove ball bearing designed for applications demanding high reliability in compact spaces. Constructed entirely from stainless steel, it offers excellent corrosion resistance. Its primary advantage lies in its ability to handle radial loads efficiently while being pre-lubricated with grease and sealed for life, ensuring low-maintenance operation and protection from contaminants. This makes it an ideal choice for precision instruments and small machinery requiring consistent performance.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| W | Stainless Steel Deep Groove Ball Bearing |
| 635 | Bore Size: 5 mm |
| 2RS1 | Contact Seals on Both Sides |
W 635-2RS1 Bearing Structural Features & Performance Benefits
- Compact & Robust Design: The single row construction with a 6 mm width provides a space-saving solution without compromising on the radial dynamic load rating of 456 lbf.
- Superior Sealing: The 2RS1 contact seals effectively shield the bearing internals from dust, moisture, and other contaminants, significantly extending service life.
- Corrosion Resistance: All components, including rings, balls, and cage, are made from stainless steel, making the bearing suitable for harsh or washdown environments.
- Maintenance-Free Operation: Pre-lubricated with grease, the bearing is ready for use and requires no relubrication, reducing long-term maintenance costs.
- Precision Performance: Manufactured to P0 tolerance class and standard CN radial internal clearance, it ensures smooth and reliable running for precision applications.
W 635-2RS1 Bearing Typical Application Areas
This bearing is commonly specified in:
- Precision Instruments: Optical encoders, medical devices, and measuring equipment.
- Small Electric Motors: Used in fans, small pumps, and hobbyist motors.
- Office Automation Equipment: Printers, scanners, and copiers.
- Food Processing & Packaging Machinery: Where corrosion resistance and cleanliness are critical.
- Robotics & Automation: Small joints, guides, and actuators.
