Manufactured by PRS Bearings, the PSI25.755 is a precision PSI25 Series Four Point Contact Ball Bearings. You may consider it as an interchangeable alternative and replacement for INA VSI250755, IMO 12-25 0755, Mijnsbergen I.855.25.00.B. 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.
PSI25.755 - PSI25 Series Four Point Contact Ball Bearings
Technical Specifications
| Direct Interchange | INA VSI250755, IMO 12-25 0755, Mijnsbergen I.855.25.00.B |
|---|---|
| Overview | |
| Basic Model | PSI25.755 |
| Weight | 119 kg |
| Mounting Dimensions | |
| Outer Ring O.D. (Da) | 855 mm |
| Inner Ring I.D. (di) | 610 mm |
| Mounting Holes | |
| Outer Ring Hole Pitch Dia. (La) | 815 mm |
| Inner Ring Hole Pitch Dia. (Li) | 694 mm |
| No. of Outer Ring Holes (na) | 24 |
| No. of Inner Ring Holes (ni) | 24 |
| Gear Parameters | |
| Pitch Circle Dia. (do) | 630 mm |
| Module (m) | 10 |
| No. of Teeth (z) | 63 |
PSI25.755 855 mm 815 mm 610 mm 694 mm 24 mm 24 mm Frequently Asked Questions about PSI25.755 PSI25 Series Four Point Contact Ball Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Yes, while the standard PRS Bearings PSI25.755 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.
Depending on your thermal and fit requirements, PRS Bearings supplies the PSI25.755 in C0 (Normal), C2 (Tight), or C3 (Loose) internal radial clearances. Proper clearance selection by PRS Bearings specialists helps prevent premature bearing seizure.
As a dedicated bearing manufacturer, PRS Bearings maintains strategic inventory of the PSI25.755 for prompt dispatch. For large OEM forecast orders, our lean production lines guarantee highly competitive lead times.
Every PSI25.755 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.