Manufactured by PRS Bearings, the PRF120 is a precision PR Radial Contact Ball Bearing. You may consider it as an interchangeable alternative and replacement for KAYDON KF120CP0, SILVERTHIN SF120CP0. Key dimensional parameters include a 304.8 mm bore diameter, a 342.9 mm outer diameter, and a 19.05 mm overall width. With matching boundary dimensions, this component is designed to meet standard load requirements and ensure consistent operational performance. For comprehensive technical evaluation, please explore the detailed specifications, dimensional data, product images, and CAD drawings provided below. A complete PDF data sheet is also readily available for direct download to support your engineering and procurement needs.
PRF120 - PR Radial Contact Ball Bearing
Technical Specifications
| Direct Interchange | KAYDON KF120CP0, SILVERTHIN SF120CP0 |
|---|---|
| Overview | |
| Basic Model | PRF120 |
| Weight | 2.359 kg |
| Dimensions | |
| Bore Dia (d, mm) | 304.8 mm |
| Bore Dia (d, in) | 12 in |
| Outer Dia (D, mm) | 342.9 mm |
| Outer Dia (D, in) | 13.5 in |
| Width (B, mm) | 19.05 mm |
| Width (B, in) | 0.75 in |
| Load Ratings | |
| Dynamic Load (Cr) | 27,156 kN |
| Static Load (Cor) | 64,010 kN |
| Performance | |
| Limit Speed (rpm) | 1,570 rpm |
19.05 mm 342.9 mm 304.8 mm PRF120 Frequently Asked Questions about PRF120 PR Radial Contact Ball Bearing
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Every PRS Bearings PRF120 is treated with premium rust-preventative oil and vacuum-sealed or wrapped in VCI paper. This guarantees that the 304.8 mm bore and 342.9 mm outer surfaces remain pristine during overseas transit.
The L10 life of the PRS Bearings PRF120 is calculated based on its 27,156 dynamic capacity and your specific application loads. By maintaining clean operating conditions and using PRS Bearings's recommended lubrication, users can expect significantly extended service intervals.
The PRF120 is engineered with an optimal strength-to-mass ratio. PRS Bearings ensures that the cross-sectional distribution provides maximum structural rigidity for its 27,156 dynamic load rating without introducing excessive rotational inertia.
As a dedicated bearing manufacturer, PRS Bearings maintains strategic inventory of the PRF120 for prompt dispatch. For large OEM forecast orders, our lean production lines guarantee highly competitive lead times.