Manufactured by PRS Bearings, the PRD045 is a precision PR Radial Contact Ball Bearing. You may consider it as an interchangeable alternative and replacement for KAYDON KD045CP0, SILVERTHIN SD045CP0. Key dimensional parameters include a 114.3 mm bore diameter, a 139.7 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.
PRD045 - PR Radial Contact Ball Bearing
Technical Specifications
| Direct Interchange | KAYDON KD045CP0, SILVERTHIN SD045CP0 |
|---|---|
| Overview | |
| Basic Model | PRD045 |
| Weight | 0.399 kg |
| Dimensions | |
| Bore Dia (d, mm) | 114.3 mm |
| Bore Dia (d, in) | 4.5 in |
| Outer Dia (D, mm) | 139.7 mm |
| Outer Dia (D, in) | 5.5 in |
| Width (B, mm) | 12.7 mm |
| Width (B, in) | 0.5 in |
| Load Ratings | |
| Dynamic Load (Cr) | 8,278 kN |
| Static Load (Cor) | 15,213 kN |
| Performance | |
| Limit Speed (rpm) | 4,000 rpm |
12.7 mm 139.7 mm 114.3 mm PRD045 Frequently Asked Questions about PRD045 PR Radial Contact Ball Bearing
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
As a dedicated bearing manufacturer, PRS Bearings maintains strategic inventory of the PRD045 for prompt dispatch. For large OEM forecast orders, our lean production lines guarantee highly competitive lead times.
The PRD045 is engineered with an optimal strength-to-mass ratio. PRS Bearings ensures that the cross-sectional distribution provides maximum structural rigidity for its 8,278 dynamic load rating without introducing excessive rotational inertia.
The PRD045 produced by PRS Bearings adheres to strict ISO standards with a bore diameter of 114.3 mm, an outer diameter of 139.7 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 1.22 for high-precision housing fits.
The standard PRD045 from PRS Bearings is heat-stabilized for temperatures up to 120°C. For extreme heat applications, PRS Bearings offers custom S1 or S2 stabilization treatments to ensure the component maintains its 114.3 mm x 139.7 mm dimensions without warping.