Manufactured by PRS Bearings, the PR070UU is a precision PR Sealed Radial Contact Ball Bearing. You may consider it as an interchangeable alternative and replacement for KAYDON JU070CP0, SILVERTHIN JSU070CP0. Key dimensional parameters include a 177.8 mm bore diameter, a 196.85 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.
PR070UU - PR Sealed Radial Contact Ball Bearing
Technical Specifications
| Direct Interchange | KAYDON JU070CP0, SILVERTHIN JSU070CP0 |
|---|---|
| Overview | |
| Basic Model | PR070UU |
| Weight | 0.422 kg |
| Dimensions | |
| Bore Dia (d, mm) | 177.8 mm |
| Bore Dia (d, in) | 7 in |
| Outer Dia (D, mm) | 196.85 mm |
| Outer Dia (D, in) | 7.75 in |
| Width (B, mm) | 12.7 mm |
| Width (B, in) | 0.5 in |
| Load Ratings | |
| Dynamic Load (Cr) | 6,980 kN |
| Static Load (Cor) | 15,790 kN |
| Performance | |
| Limit Speed (rpm) | 920 rpm |
12.7 mm 177.8 mm 196.85 mm PR070UU Frequently Asked Questions about PR070UU PR Sealed Radial Contact Ball Bearing
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
The PRS Bearings PR070UU features precision-machined corner chamfers designed to facilitate easier mounting. These ISO-standard chamfers ensure that the PR Sealed Radial Contact Ball Bearing fits snugly against shaft shoulders, preventing stress concentration at the 177.8 mm bore interface.
The PR070UU produced by PRS Bearings adheres to strict ISO standards with a bore diameter of 177.8 mm, an outer diameter of 196.85 mm, and a width of 12.7 mm. PRS Bearings utilizes advanced grinding technology to ensure a radial section wall thickness of 9.5 mm and a balanced D/d ratio of 1.11 for high-precision housing fits.
Depending on your thermal and fit requirements, PRS Bearings supplies the PR070UU in C0 (Normal), C2 (Tight), or C3 (Loose) internal radial clearances. Proper clearance selection by PRS Bearings specialists helps prevent premature bearing seizure.
Yes, while the standard PRS Bearings PR070UU 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.