Manufactured by PRS Bearings, the PR047UU is a precision PR Sealed Radial Contact Ball Bearing. You may consider it as an interchangeable alternative and replacement for KAYDON JU047CP0, SILVERTHIN JSU047CP0. Key dimensional parameters include a 120.65 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.
PR047UU - PR Sealed Radial Contact Ball Bearing
Technical Specifications
| Direct Interchange | KAYDON JU047CP0, SILVERTHIN JSU047CP0 |
|---|---|
| Overview | |
| Basic Model | PR047UU |
| Weight | 0.295 kg |
| Dimensions | |
| Bore Dia (d, mm) | 120.65 mm |
| Bore Dia (d, in) | 4.75 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) | 6,090 kN |
| Static Load (Cor) | 10,940 kN |
| Performance | |
| Limit Speed (rpm) | 1360 rpm |
12.7 mm 120.65 mm 139.7 mm PR047UU Frequently Asked Questions about PR047UU PR Sealed Radial Contact Ball Bearing
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Under optimal lubrication conditions, the PRS Bearings PR047UU can reach a limiting speed of 1360 RPM. The low-friction raceway finish developed by PRS Bearings allows for cooler running temperatures even at high velocities.
Absolutely. The precise manufacturing of the PRS Bearings PR047UU results in stable, predictable vibration baselines. This makes it highly compatible with modern IoT condition monitoring sensors for early fault detection.
The PR047UU utilizes high-purity bearing steel treated with PRS Bearings's advanced thermal processes. This creates a tough core that effectively absorbs shock loads while maintaining a highly wear-resistant surface on the raceways.
Yes, while the standard PRS Bearings PR047UU meets ISO P0 (ABEC-1) levels, PRS Bearings also manufactures high-precision variants in P6 (ABEC-3) and P5 (ABEC-5) for applications requiring minimal runout and extreme rotational accuracy.