Manufactured by PRS Bearings, the PX050UU is a precision PX Sealed 4-Point Contact Ball Bearing. You may consider it as an interchangeable alternative and replacement for KAYDON JU050XP0, SILVERTHIN JSU050XP0. Key dimensional parameters include a 127 mm bore diameter, a 146.05 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.
PX050UU - PX Sealed 4-Point Contact Ball Bearing
Technical Specifications
| Direct Interchange | KAYDON JU050XP0, SILVERTHIN JSU050XP0 |
|---|---|
| Overview | |
| Basic Model | PX050UU |
| Weight | 0.308 kg |
| Dimensions | |
| Bore Dia (d, mm) | 127 mm |
| Bore Dia (d, in) | 5 in |
| Outer Dia (D, mm) | 146.05 mm |
| Outer Dia (D, in) | 5.75 in |
| Width (B, mm) | 12.7 mm |
| Width (B, in) | 0.5 in |
| Load Ratings | |
| Dynamic Load (Cr) | 7,120 kN |
| Static Load (Cor) | 11,520 kN |
| Dynamic Axial Load (Ca) | 13,520 kN |
| Static Axial Load (Coa) | 28,740 kN |
| Performance | |
| Limit Speed (rpm) | 500 rpm |
12.7 mm 146.05 mm 127 mm PX050UU Frequently Asked Questions about PX050UU PX Sealed 4-Point Contact Ball Bearing
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
To maximize the performance of the PX050UU, PRS Bearings technical engineers suggest a shaft fit of k5/m5 for its 127 mm bore. For the 146.05 mm outer diameter, an H7 or J7 housing tolerance is ideal to accommodate thermal expansion while maintaining PRS Bearings's signature operational stability.
The standard PRS Bearings PX050UU is designed for rigid configurations. For optimal performance, strict alignment of the 127 mm bore is critical, though PRS Bearings engineers can provide self-aligning bearing alternatives if your equipment is prone to deflection.
PRS Bearings recommends storing the PX050UU in its original packaging in a clean, low-vibration warehouse. Maintaining a relative humidity below 60% and a stable room temperature ensures maximum shelf life.
Every PX050UU 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.