R12FFST
R Series & EE Series Single Row Deep Groove Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
R12FFST
Basic Information
Bearing type
Ball
System of measurement
Inch
Construction
Single Row
Weight
53.1 g
Tolerance class
ABEC 1 | ISO P0
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
0.75"
Bore diameter tolerance
-0.0004" to 0"
Outside diameter
1.625"
Outside diameter tolerance
-0.0004" to 0"
Width
0.3125"
Width tolerance
-0.005" to 0"
Performance
Temperature range
-30°to 120 °C
Radial dynamic load rating
2477 lbf
Radial static load rating
1177 lbf
Limiting speed
17 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:
$ 15.52
/ each
In Stock
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R12FFST Bearing Product Overview & Core Advantages
The R12FFST is a single row deep groove ball bearing manufactured to inch dimensions, designed for reliable performance in radial load applications. Featuring an open design and constructed entirely from chrome steel, this bearing offers a robust solution for a wide operating temperature range. Its ABEC 1 (ISO P0) tolerance class and standard CN radial internal clearance ensure consistent performance and easy interchangeability, making it a versatile and cost-effective choice for general industrial use.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| R12 | Bearing series and size designation in the inch system. |
| FF | Specific internal design and construction features. |
| ST | Indicates the use of a chrome steel cage for strength and durability. |
R12FFST Bearing Structural Features & Performance Benefits
- Robust Construction: The single-row, deep groove raceway and all-chrome steel construction (rings, balls, and cage) provide high structural integrity and resistance to wear.
- Radial Load Capacity: Engineered to handle significant radial dynamic loads (2477 lbf) and radial static loads (1177 lbf), ensuring reliable operation under demanding conditions.
- High-Speed Capability: With a limiting speed of 17,000 rpm, this bearing is suitable for applications requiring rapid rotation.
- Application Flexibility: The open seal type allows for custom lubrication schemes, while the wide operating temperature range (-30°C to 120°C) ensures performance in various environments.
- Precision & Interchangeability: Manufactured to ABEC 1 precision and standard CN clearance, guaranteeing consistent running accuracy and ease of replacement.
R12FFST Bearing Typical Application Areas
This versatile inch-series bearing is commonly specified for:
- Electric Motors and Generators
- Industrial Gearboxes and Power Transmission Systems
- Agricultural and Lawn & Garden Machinery
- Material Handling Equipment (e.g., conveyor pulleys)
- Various OEM Industrial Machinery requiring a reliable, standard-duty radial ball bearing.
