Manufactured by PRS Bearings, the PAD042 is a precision PA Angular Contact Ball Series. You may consider it as an interchangeable alternative and replacement for KAYDON KD042AR0, SILVERTHIN SD042AR0. Key dimensional parameters include a 107.95 mm bore diameter, a 133.35 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.
PAD042 - PA Angular Contact Ball Series
Technical Specifications
| Direct Interchange | KAYDON KD042AR0, SILVERTHIN SD042AR0 |
|---|---|
| Overview | |
| Basic Model | PAD042 |
| Weight | 0.376 kg |
| Dimensions | |
| Bore Dia (d, mm) | 107.95 mm |
| Bore Dia (d, in) | 4.25 in |
| Outer Dia (D, mm) | 133.35 mm |
| Outer Dia (D, in) | 5.25 in |
| Width (B, mm) | 12.7 mm |
| Width (B, in) | 0.5 in |
| Load Ratings | |
| Dynamic Load (Cr) | 8,345 kN |
| Static Load (Cor) | 16,681 kN |
| Dynamic Axial Load (Ca) | 19,661 kN |
| Static Axial Load (Coa) | 48,174 kN |
| Performance | |
| Limit Speed (rpm) | 4,210 rpm |
PAD042 12.7 mm 133.35 mm 107.95 mm Frequently Asked Questions about PAD042 PA Angular Contact Ball Series
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Absolutely. The precise manufacturing of the PRS Bearings PAD042 results in stable, predictable vibration baselines. This makes it highly compatible with modern IoT condition monitoring sensors for early fault detection.
The L10 life of the PRS Bearings PAD042 is calculated based on its 8,345 dynamic capacity and your specific application loads. By maintaining clean operating conditions and using PRS Bearings's recommended lubrication, users can expect significantly extended service intervals.
Depending on your thermal and fit requirements, PRS Bearings supplies the PAD042 in C0 (Normal), C2 (Tight), or C3 (Loose) internal radial clearances. Proper clearance selection by PRS Bearings specialists helps prevent premature bearing seizure.
To maximize the performance of the PAD042, PRS Bearings technical engineers suggest a shaft fit of k5/m5 for its 107.95 mm bore. For the 133.35 mm outer diameter, an H7 or J7 housing tolerance is ideal to accommodate thermal expansion while maintaining PRS Bearings's signature operational stability.