619/8-2RS1/W64
618 & 619 Series Thin Section Bearings
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Part No.
Part No.
619/8-2RS1/W64
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
0.0071 kg
Tolerance class
ABEC 1 | ISO P0
Seal type
Sealed
For load direction
Radial
Main Dimensions
Bore diameter
8 mm
Bore diameter tolerance
-0.007mm to 0
Outside diameter
19 mm
Outside diameter tolerance
-0.008mm to 0
Width
6 mm
Width tolerance
-0.12mm to 0
Performance
Temperature range
-30°to 120 °C
Radial dynamic load rating
328 lbf
Radial static load rating
105 lbf
Limiting speed
53 X 1000 rpm
Lubrication
Soild Oil
Radial internal clearance
CN
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Chrome Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
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In Stock
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619/8-2RS1/W64 Bearing Product Overview & Core Advantages
The 619/8-2RS1/W64 is a metric single row deep groove ball bearing designed for compact applications requiring high reliability. Its key advantage lies in its sealed construction with Solid Oil lubrication, providing long-term, maintenance-free operation. This bearing excels in handling radial loads and is manufactured to ABEC 1 (ISO P0) precision standards, ensuring consistent performance in a wide range of industrial equipment.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| 619 | Series designation for extra small cross-section, deep groove ball bearings. |
| 8 | Nominal bore diameter: 8 mm. |
| -2RS1 | Contact seals on both sides, providing superior protection against contamination. |
| /W64 | Lubricated with Solid Oil, a polymer matrix saturated with oil for extended service life. |
619/8-2RS1/W64 Bearing Structural Features & Performance Benefits
- Robust Sealing: The 2RS1 contact seals effectively shield the bearing interior from dust, moisture, and other contaminants, significantly enhancing operational reliability.
- Maintenance-Free Operation: The integrated Solid Oil (W64) lubrication eliminates the need for re-lubrication, reduces friction, and is suitable for the specified temperature range of -30°C to 120°C.
- High-Speed Capability: With a limiting speed of 53,000 rpm, this bearing is engineered for demanding high-speed applications.
- Precision & Load Capacity: Manufactured to ABEC 1 precision with a CN radial internal clearance, it offers smooth operation and a dependable radial dynamic load rating of 328 lbf.
619/8-2RS1/W64 Bearing Typical Application Areas
This bearing is ideally suited for compact, high-speed mechanisms where reliability is critical. Common applications include:
- Small electric motors and spindles
- Precision instruments and medical devices
- Office automation equipment (e.g., printers, scanners)
- Computer cooling fans and small gearboxes
