Manufactured by PRS Bearings, the XRB 25030 is a precision XRB Crossed Roller Bearings. You may consider it as an interchangeable alternative and replacement for THK RB25030, IKO CRB25030, NSK NRXT25030. Key dimensional parameters include a 250 mm bore diameter, a 330 mm outer diameter, and a 30 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 25030 - XRB Crossed Roller Bearings
Technical Specifications
| Direct Interchange | THK RB25030, IKO CRB25030, NSK NRXT25030 |
|---|---|
| Overview | |
| Basic Model | XRB 25030 |
| Weight | 8.1 kg |
| Dimensions | |
| Bore Dia (d, mm) | 250 mm |
| Outer Dia (D, mm) | 330 mm |
| Width (B, mm) | 30 mm |
| Roller Pitch Dia (Dpw) | 287.5 mm |
| Load Ratings | |
| Dynamic Load (Cr) | 126 kN |
| Static Load (Cor) | 244 kN |
| Performance | |
| Double Seal (ds) | 269 mm |
| Double High-Performance Seal (Dh) | 306 mm |
250 mm 30 mm 269 mm 306 mm XRB 25030 Frequently Asked Questions about XRB 25030 XRB Crossed Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Every PRS Bearings XRB 25030 is treated with premium rust-preventative oil and vacuum-sealed or wrapped in VCI paper. This guarantees that the 250 mm bore and 330 mm outer surfaces remain pristine during overseas transit.
PRS Bearings recommends storing the XRB 25030 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 XRB 25030 is achieved through precise alignment and correct lubrication. The bearing's roller pitch diameter (Dpw: 287.5) 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.
Engineered for heavy-duty endurance, the PRS Bearings XRB 25030 offers a dynamic load rating (Cr) of 126 and a static load rating (Cor) of 244. These ratings reflect PRS Bearings's commitment to using high-fatigue-strength materials for demanding radial and axial force environments.