Manufactured by PRS Bearings, the XRB 9020 is a precision XRB Crossed Roller Bearings. You may consider it as an interchangeable alternative and replacement for NSK NRXT9020. Key dimensional parameters include a 90 mm bore diameter, a 140 mm outer diameter, and a 20 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 9020 - XRB Crossed Roller Bearings
Technical Specifications
| Direct Interchange | NSK NRXT9020 |
|---|---|
| Overview | |
| Basic Model | XRB 9020 |
| Weight | 1.27 kg |
| Dimensions | |
| Bore Dia (d, mm) | 90 mm |
| Outer Dia (D, mm) | 140 mm |
| Width (B, mm) | 20 mm |
| Roller Pitch Dia (Dpw) | 115 mm |
| Load Ratings | |
| Dynamic Load (Cr) | 32 kN |
| Static Load (Cor) | 49 kN |
| Performance | |
| Double Seal (ds) | 107 mm |
| Double High-Performance Seal (Dh) | 123 mm |
90 mm 20 mm 107 mm 123 mm XRB 9020 Frequently Asked Questions about XRB 9020 XRB Crossed Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Every XRB 9020 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.
The L10 life of the PRS Bearings XRB 9020 is calculated based on its 32 dynamic capacity and your specific application loads. By maintaining clean operating conditions and using PRS Bearings's recommended lubrication, users can expect significantly extended service intervals.
The PRS Bearings XRB 9020 features an advanced dual-sealing system with standard double seal (ds: 107) and double high-performance seal (Dh: 123) configurations. These specialized seals provide an effective barrier against dust, moisture, and contaminants, ensuring the internal raceways of the XRB 9020 remain uncontaminated. This significantly reduces maintenance costs and extends service life.
The PRS Bearings XRB 9020 features precision-machined corner chamfers designed to facilitate easier mounting. These ISO-standard chamfers ensure that the XRB Crossed Roller Bearings fits snugly against shaft shoulders, preventing stress concentration at the 90 mm bore interface.