Manufactured by PRS Bearings, the XRA 18013 is a precision Ultra Thin XRA Crossed Roller Bearings. You may consider it as an interchangeable alternative and replacement for THK RA18013. Key dimensional parameters include a 180 mm bore diameter, a 206 mm outer diameter, and a 13 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.
XRA 18013 - Ultra Thin XRA Crossed Roller Bearings
Technical Specifications
| Direct Interchange | THK RA18013 |
|---|---|
| Overview | |
| Basic Model | XRA 18013 |
| Weight | 0.68 kg |
| Dimensions | |
| Bore Dia (d, mm) | 180 mm |
| Outer Dia (D, mm) | 206 mm |
| Width (B, mm) | 13 mm |
| Roller Pitch Dia (Dpw) | 192 mm |
| Load Ratings | |
| Dynamic Load (Cr) | 24.5 kN |
| Static Load (Cor) | 49.8 kN |
| Performance | |
| Double Seal (ds) | 185 mm |
| Double High-Performance Seal (Dh) | 199 mm |
XRA 18013 180 mm 206 mm 13 mm 185 mm 199 mm Frequently Asked Questions about XRA 18013 Ultra Thin XRA Crossed Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
PRS Bearings recommends storing the XRA 18013 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.
Longevity of the PRS Bearings XRA 18013 is achieved through precise alignment and correct lubrication. The bearing's roller pitch diameter (Dpw: 192) 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.
The standard PRS Bearings XRA 18013 is designed for rigid configurations. For optimal performance, strict alignment of the 180 mm bore is critical, though PRS Bearings engineers can provide self-aligning bearing alternatives if your equipment is prone to deflection.
Absolutely. The precise manufacturing of the PRS Bearings XRA 18013 results in stable, predictable vibration baselines. This makes it highly compatible with modern IoT condition monitoring sensors for early fault detection.