R20FF
R Series & EE Series Single Row Deep Groove Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
R20FF
Basic Information
Bearing type
Ball
System of measurement
Inch
Construction
Single Row
Weight
102 g
Tolerance class
ABEC 1 | ISO P0
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
1.25"
Bore diameter tolerance
-0.0005" to 0"
Outside diameter
2.25"
Outside diameter tolerance
-0.0005" to 0"
Width
0.375"
Width tolerance
-0.005" to 0"
Performance
Temperature range
-30°to 120 °C
Radial dynamic load rating
3695 lbf
Radial static load rating
1986 lbf
Limiting speed
7 X 1000 rpm
Lubrication
None
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
No drawings available at the moment, will be launched soon
Price:
$ 8.86
/ each
In Stock
- Fast delivery
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
R20FF Bearing Product Overview & Core Advantages
The R20FF is a single row deep groove ball bearing designed for exceptional performance in standard industrial applications. Engineered with precision ABEC 1 (ISO P0) tolerances, this bearing provides reliable operation and consistent quality. Its open design and high radial dynamic load capacity of 3695 lbf make it an ideal choice for applications requiring robust support for radial loads. Manufactured entirely from chrome steel for durability, it offers a wide operating temperature range and is compliant with RoHS and REACH standards, ensuring both performance and environmental responsibility.
R20FF Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| R | Bearing series designation |
| 20 | Bore diameter code (1.25") |
| FF | Flush grind specification on side faces |
R20FF Bearing Structural Features & Performance Benefits
- Robust Single Row Design: The deep groove raceway and optimized geometry enable efficient handling of high radial loads, with a static load rating of 1986 lbf, providing stable support for rotating shafts.
- Precision Engineering: Manufactured to ABEC 1 tolerance class with bore and OD tolerances of -0.0005" to 0", ensuring consistent fit and reliable performance in a wide range of assemblies.
- High-Speed Capability: With a limiting speed of 7000 rpm, this bearing is suitable for various high-speed applications, supported by its balanced construction and standard CN radial internal clearance.
- Versatile Material Construction: All critical components—rings, balls, and cage—are made from chrome steel, offering excellent wear resistance and longevity under demanding conditions.
- Maintenance Flexibility: The open seal type allows for custom lubrication strategies, making it adaptable to specific operational environments within its -30° to 120°C temperature range.
R20FF Bearing Typical Application Areas
This bearing is widely used in:
- Electric Motors and Generators
- Industrial Gearboxes and Power Transmission Systems
- Material Handling Equipment (conveyors, pulleys)
- Agricultural Machinery
- Automotive Components (pumps, alternators)
- General Industrial Machinery requiring reliable radial load support
