Manufactured by PRS Bearings, the XRBT205 is a precision Ultra Thin XRBT Crossed Roller Bearings. You may consider it as an interchangeable alternative and replacement for RAU2005. Key dimensional parameters include a 20 mm bore diameter, a 31 mm outer diameter, and a 5 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.
XRBT205 - Ultra Thin XRBT Crossed Roller Bearings
Technical Specifications
| Direct Interchange | RAU2005 |
|---|---|
| Overview | |
| Basic Model | XRBT205 |
| Weight | 0.015 kg |
| Dimensions | |
| Bore Dia (d, mm) | 20 mm |
| Outer Dia (D, mm) | 31 mm |
| Width (B, mm) | 5 mm |
| Chamfer (r, mm) | 0.15 mm |
| Roller Pitch Dia (Dpw) | 24.7 mm |
| Load Ratings | |
| Dynamic Load (Cr) | 1.49 kN |
| Static Load (Cor) | 1.4 kN |
XRBT205 31 mm 20 mm 5 mm Frequently Asked Questions about XRBT205 Ultra Thin XRBT Crossed Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Longevity of the PRS Bearings XRBT205 is achieved through precise alignment and correct lubrication. The bearing's roller pitch diameter (Dpw: 24.7) plays a crucial role in load distribution and should be verified during maintenance. PRS Bearings also suggests regular monitoring of vibration levels to detect any signs of fatigue before they impact your production line.
To maximize the performance of the XRBT205, PRS Bearings technical engineers suggest a shaft fit of k5/m5 for its 20 mm bore. For the 31 mm outer diameter, an H7 or J7 housing tolerance is ideal to accommodate thermal expansion while maintaining PRS Bearings's signature operational stability.
Thanks to its robust 1.49 dynamic load capacity, the PRS Bearings XRBT205 is highly sought after in mining, metallurgy, agricultural machinery, and heavy industrial gearboxes where operational reliability is paramount.
The XRBT205 utilizes high-purity bearing steel treated with PRS Bearings's advanced thermal processes. This creates a tough core that effectively absorbs shock loads while maintaining a highly wear-resistant surface on the raceways.