Manufactured by PRS Bearings, the PU25.0412 is a precision PU Series Four-Point Contact Ball Slewing Bearings. You may consider it as an interchangeable alternative and replacement for INA VU250412. Key dimensional parameters include a mm bore diameter, a mm outer diameter, and a 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.
PU25.0412 - PU Series Four-Point Contact Ball Slewing Bearings
Technical Specifications
| Direct Interchange | INA VU250412 |
|---|---|
| Overview | |
| Basic Model | PU25.0412 |
| Weight | 40 kg |
| Mounting Dimensions | |
| Outer Ring O.D. (Da) | 501 mm |
| Inner Ring O.D. (da) | 413 mm |
| Inner Ring I.D. (di) | 324 mm |
| Outer Ring I.D. (Di) | 411 mm |
| Mounting Holes | |
| Outer Ring Hole Pitch Dia. (La) | 469 mm |
| Inner Ring Hole Pitch Dia. (Li) | 356 mm |
| No. of Outer Ring Holes (na) | 18 |
413 mm 356 mm 324 mm mm 411 mm 469 mm 501 mm 18 mm PU25.0412 Frequently Asked Questions about PU25.0412 PU Series Four-Point Contact Ball Slewing Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Absolutely. The precise manufacturing of the PRS Bearings PU25.0412 results in stable, predictable vibration baselines. This makes it highly compatible with modern IoT condition monitoring sensors for early fault detection.
Yes, while the standard PRS Bearings PU25.0412 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.
Every PU25.0412 batch undergoes 100% automated vibration and noise testing at the PRS Bearings factory. We guarantee compliance with Z1/V1 standards, with premium Z3/V3 options available for high-end electric motors.
Depending on your thermal and fit requirements, PRS Bearings supplies the PU25.0412 in C0 (Normal), C2 (Tight), or C3 (Loose) internal radial clearances. Proper clearance selection by PRS Bearings specialists helps prevent premature bearing seizure.