W 619/7-2RS1
W Series Stainless Steel Miniature Bearings
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Part No.
Part No.
W 619/7-2RS1
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
0.0052 kg
Tolerance class
P0
Seal type
Sealed
For load direction
Radial
Main Dimensions
Bore diameter
7 mm
Bore diameter tolerance
-0.008mm to 0
Outside diameter
17 mm
Outside diameter tolerance
-0.008mm to 0
Width
5 mm
Width tolerance
-0.12mm to 0
Performance
Temperature range
-30° to 120 °C
Radial dynamic load rating
207 lbf
Radial static load rating
82 lbf
Limiting speed
26 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 619/7-2RS1 Bearing Product Overview & Core Advantages
The W 619/7-2RS1 is a single row deep groove ball bearing designed for high precision and reliability in compact applications. Constructed entirely from stainless steel, it offers excellent corrosion resistance. Its key advantage lies in its ability to handle radial loads efficiently, while the sealed design (2RS1) with pre-lubricated grease ensures long-term, maintenance-free operation, making it ideal for applications demanding cleanliness and durability.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| W | Stainless Steel Bearing |
| 619/7 | Bearing series and size designation (7 mm bore) |
| 2RS1 | Contact rubber seals on both sides for effective contamination exclusion |
W 619/7-2RS1 Bearing Structural Features & Performance Benefits
- Robust Construction: Made entirely from stainless steel (rings, balls, cage), providing superior corrosion resistance and suitability for harsh environments.
- Effective Sealing: The 2RS1 contact seals effectively shield the bearing interior from contaminants like dust and moisture, significantly extending service life.
- Maintenance-Free Operation: Pre-filled with grease lubrication, the bearing is ready for use and requires no relubrication, reducing maintenance costs.
- Precision Performance: Manufactured to P0 tolerance class and standard CN radial internal clearance, ensuring consistent and reliable performance for a wide range of applications.
- Compact & Lightweight: With a 5 mm width and a weight of only 0.0052 kg, it is ideal for space-constrained and weight-sensitive designs.
W 619/7-2RS1 Bearing Typical Application Areas
- Medical and Dental Equipment
- Food Processing Machinery
- Precision Instruments and Optical Devices
- Small Electric Motors and Gearboxes
- Office Automation Equipment
- Low-Torque, High-Speed Drives (up to 26,000 rpm)
