Manufactured by PRS Bearings, the PRG055 is a precision PR Radial Contact Ball Bearing. You may consider it as an interchangeable alternative and replacement for KAYDON KG055CP0, SILVERTHIN SG055CP0. Key dimensional parameters include a 139.7 mm bore diameter, a 190.5 mm outer diameter, and a 25.4 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.
PRG055 - PR Radial Contact Ball Bearing
Technical Specifications
| Direct Interchange | KAYDON KG055CP0, SILVERTHIN SG055CP0 |
|---|---|
| Overview | |
| Basic Model | PRG055 |
| Weight | 2.132 kg |
| Dimensions | |
| Bore Dia (d, mm) | 139.7 mm |
| Bore Dia (d, in) | 5.5 in |
| Outer Dia (D, mm) | 190.5 mm |
| Outer Dia (D, in) | 7.5 in |
| Width (B, mm) | 25.4 mm |
| Width (B, in) | 1 in |
| Load Ratings | |
| Dynamic Load (Cr) | 30,470 kN |
| Static Load (Cor) | 46,262 kN |
| Performance | |
| Limit Speed (rpm) | 3,080 rpm |
25.4 mm 190.5 mm 139.7 mm PRG055 Frequently Asked Questions about PRG055 PR Radial Contact Ball Bearing
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
The L10 life of the PRS Bearings PRG055 is calculated based on its 30,470 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 PRS Bearings PRG055 features precision-machined corner chamfers designed to facilitate easier mounting. These ISO-standard chamfers ensure that the PR Radial Contact Ball Bearing fits snugly against shaft shoulders, preventing stress concentration at the 139.7 mm bore interface.
The PRG055 produced by PRS Bearings adheres to strict ISO standards with a bore diameter of 139.7 mm, an outer diameter of 190.5 mm, and a width of 25.4 mm. PRS Bearings utilizes advanced grinding technology to ensure a radial section wall thickness of 25.4 mm and a balanced D/d ratio of 1.36 for high-precision housing fits.
PRS Bearings provides a comprehensive B2B warranty for the PRG055 against manufacturing defects. Furthermore, our engineering team offers ongoing technical support to ensure the PR Radial Contact Ball Bearing operates optimally within your specific machinery.