Manufactured by PRS Bearings, the XRB 50050 is a precision XRB Crossed Roller Bearings. You may consider it as an interchangeable alternative and replacement for THK RB50050, IKO CRB50050, NSK NRXT50050. Key dimensional parameters include a 500 mm bore diameter, a 625 mm outer diameter, and a 50 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.
XRB 50050 - XRB Crossed Roller Bearings
Technical Specifications
| Direct Interchange | THK RB50050, IKO CRB50050, NSK NRXT50050 |
|---|---|
| Overview | |
| Basic Model | XRB 50050 |
| Weight | 41.7 kg |
| Dimensions | |
| Bore Dia (d, mm) | 500 mm |
| Outer Dia (D, mm) | 625 mm |
| Width (B, mm) | 50 mm |
| Roller Pitch Dia (Dpw) | 561.6 mm |
| Load Ratings | |
| Dynamic Load (Cr) | 267 kN |
| Static Load (Cor) | 653 kN |
| Performance | |
| Double Seal (ds) | 536 mm |
| Double High-Performance Seal (Dh) | 587 mm |
500 mm 50 mm 536 mm 587 mm XRB 50050 Frequently Asked Questions about XRB 50050 XRB Crossed Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Yes, PRS Bearings is a leading OEM partner. We offer bulk B2B pricing for the XRB 50050, along with custom laser marking, specialized packaging, and technical documentation (MTR/COC) tailored to your company's requirements.
Every PRS Bearings XRB 50050 is treated with premium rust-preventative oil and vacuum-sealed or wrapped in VCI paper. This guarantees that the 500 mm bore and 625 mm outer surfaces remain pristine during overseas transit.
The XRB 50050 produced by PRS Bearings adheres to strict ISO standards with a bore diameter of 500 mm, an outer diameter of 625 mm, and a width of 50 mm. PRS Bearings utilizes advanced grinding technology to ensure a radial section wall thickness of 62.5 mm and a balanced D/d ratio of 1.25 for high-precision housing fits.
To maximize the performance of the XRB 50050, PRS Bearings technical engineers suggest a shaft fit of k5/m5 for its 500 mm bore. For the 625 mm outer diameter, an H7 or J7 housing tolerance is ideal to accommodate thermal expansion while maintaining PRS Bearings's signature operational stability.