Manufactured by PRS Bearings, the PRD055 is a precision PR Radial Contact Ball Bearing. You may consider it as an interchangeable alternative and replacement for KAYDON KD055CP0, SILVERTHIN SD055CP0. Key dimensional parameters include a 139.7 mm bore diameter, a 165.1 mm outer diameter, and a 12.7 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.
PRD055 - PR Radial Contact Ball Bearing
Technical Specifications
| Direct Interchange | KAYDON KD055CP0, SILVERTHIN SD055CP0 |
|---|---|
| Overview | |
| Basic Model | PRD055 |
| Weight | 0.481 kg |
| Dimensions | |
| Bore Dia (d, mm) | 139.7 mm |
| Bore Dia (d, in) | 5.5 in |
| Outer Dia (D, mm) | 165.1 mm |
| Outer Dia (D, in) | 6.5 in |
| Width (B, mm) | 12.7 mm |
| Width (B, in) | 0.5 in |
| Load Ratings | |
| Dynamic Load (Cr) | 9,177 kN |
| Static Load (Cor) | 18,238 kN |
| Performance | |
| Limit Speed (rpm) | 3,330 rpm |
12.7 mm 165.1 mm 139.7 mm PRD055 Frequently Asked Questions about PRD055 PR Radial Contact Ball Bearing
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
PRS Bearings recommends storing the PRD055 in its original packaging in a clean, low-vibration warehouse. Maintaining a relative humidity below 60% and a stable room temperature ensures maximum shelf life.
Absolutely. The PRS Bearings PRD055 is a drop-in replacement for international models like KAYDON KD055CP0, SILVERTHIN SD055CP0. It follows universal ISO dimensions, making it easy to upgrade your supply chain to PRS Bearings's high-quality standards.
PRS Bearings provides the PRD055 with various cage options including high-strength pressed steel, machined brass for high-vibration tasks, or reinforced polymers for the quietest operation in precision machinery.
The PRD055 produced by PRS Bearings adheres to strict ISO standards with a bore diameter of 139.7 mm, an outer diameter of 165.1 mm, and a width of 12.7 mm. PRS Bearings utilizes advanced grinding technology to ensure a radial section wall thickness of 12.7 mm and a balanced D/d ratio of 1.18 for high-precision housing fits.