Manufactured by PRS Bearings, the PU20.1125 is a precision PU Series Four-Point Contact Ball Slewing Bearings. You may consider it as an interchangeable alternative and replacement for INA VU201125. 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.
PU20.1125 - PU Series Four-Point Contact Ball Slewing Bearings
Technical Specifications
| Direct Interchange | INA VU201125 |
|---|---|
| Overview | |
| Basic Model | PU20.1125 |
| Weight | 71 kg |
| Mounting Dimensions | |
| Outer Ring O.D. (Da) | 1194 mm |
| Inner Ring O.D. (da) | 1126 mm |
| Inner Ring I.D. (di) | 1056 mm |
| Outer Ring I.D. (Di) | 1124 mm |
| Mounting Holes | |
| Outer Ring Hole Pitch Dia. (La) | 1170 mm |
| Inner Ring Hole Pitch Dia. (Li) | 1080 mm |
| No. of Outer Ring Holes (na) | 80 |
1126 mm 1080 mm 1056 mm mm 1124 mm 1170 mm 1194 mm 80 mm PU20.1125 Frequently Asked Questions about PU20.1125 PU Series Four-Point Contact Ball Slewing Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Every PU20.1125 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.
Yes, beyond standard ISO specifications, PRS Bearings can produce the PU20.1125 with tailored radial internal clearances and ultra-precision accuracy classes to meet the strict demands of specialized OEM applications.
Yes. As part of our B2B commitment, if a PU20.1125 experiences unexpected issues in the field, PRS Bearings engineers can perform detailed metallurgical and wear analysis to identify root causes and optimize your future setups.
Yes, while the standard PRS Bearings PU20.1125 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.