628/8-2RS1
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Part No.
Part No.
628/8-2RS1
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
0.0036 kg
Tolerance class
P6
Seal type
Sealed
For load direction
Radial
Main Dimensions
Bore diameter
8 mm
Bore diameter tolerance
-0.007mm to 0
Outside diameter
16 mm
Outside diameter tolerance
-0.007mm to 0
Width
5 mm
Width tolerance
-0.12mm to 0
Performance
Temperature range
-30° to 120 °C
Radial dynamic load rating
299 lbf
Radial static load rating
128 lbf
Limiting speed
26 X 1000 rpm
Lubrication
Grease
Radial internal clearance
CN
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Stainless Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 10.17
/ each
In Stock
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628/8-2RS1 Bearing Product Overview & Core Advantages
The 628/8-2RS1 is a metric single row deep groove ball bearing designed for high-performance applications requiring reliable operation under radial loads. Featuring integral contact seals (2RS1) and pre-lubrication, this compact bearing offers excellent protection against contamination and is ready for immediate installation, making it ideal for applications demanding low maintenance and long service life. Its P6 tolerance class ensures high running accuracy, suitable for precision mechanisms.
628/8-2RS1 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Advantage |
|---|---|---|
| 628 | Standard deep groove ball bearing series | Proven, reliable design |
| 8 | Bore Diameter: 8 mm | Compact size for space-constrained designs |
| 2RS1 | Two-sided contact seals (Rubber) | Effective exclusion of contaminants; retains lubricant |
628/8-2RS1 Bearing Structural Features & Performance Benefits
- Robust Construction & High Load Capacity: Manufactured from chrome steel rings and balls with a stainless steel cage, this bearing provides a radial dynamic load rating of 299 lbf and static rating of 128 lbf, ensuring reliable performance under significant radial stresses.
- Sealed & Pre-Lubricated for Long Life: The 2RS1 contact seals effectively shield the internal components from dust, moisture, and other pollutants. Combined with factory-applied grease lubrication, this design offers a maintenance-free solution throughout the bearing's service life, ideal for sealed-for-life applications.
- Precision & Speed Performance: Built to a P6 tolerance class with standard CN radial internal clearance, it guarantees high running accuracy and smooth operation. The optimized design supports a limiting speed of 26,000 rpm, making it suitable for high-speed applications.
- Wide Operating Temperature Range: The bearing is capable of operating in temperatures from -30°C to 120°C, providing versatility for various environmental conditions.
628/8-2RS1 Bearing Typical Application Areas
This bearing is widely used in:
- Small Electric Motors (e.g., cooling fans, power tools)
- Precision Instruments and optical devices
- Office Automation Equipment (printers, scanners)
- Medical Devices and small pumps
- Various light-duty industrial machinery requiring compact, sealed bearings
