Manufactured by PRS Bearings, the XRT270-W is a precision XRT Series Crossed Tapered Roller Bearings. You may consider it as an interchangeable alternative and replacement for Timken XR855056. Key dimensional parameters include a 685.8 mm bore diameter, a 914.4 mm outer diameter, and a 79.375 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.
XRT270-W - XRT Series Crossed Tapered Roller Bearings
Technical Specifications
| Direct Interchange | Timken XR855056 |
|---|---|
| Overview | |
| Basic Model | XRT270-W |
| Weight | 150 kg |
| Dimensions | |
| Bore Dia (d, mm) | 685.8 mm |
| Outer Dia (D, mm) | 914.4 mm |
| Width (B, mm) | 79.375 mm |
| Load Ratings | |
| Dynamic Load (Cr) | 693 kN |
| Static Load (Cor) | 1660 kN |
| Dynamic Axial Load (Ca) | 900 kN |
| Static Axial Load (Coa) | 3250 kN |
| Performance | |
| Limit Speed (rpm) | 260 rpm |
914.4 mm 914.4 mm 914.4 mm 914.4 mm 685.8 mm 685.8 mm 685.8 mm 685.8 mm XRT270-W 79.375 mm 79.375 mm 79.375 mm 79.375 mm 79.375 mm 79.375 mm 79.375 mm 79.375 mm Frequently Asked Questions about XRT270-W XRT Series Crossed Tapered Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
PRS Bearings recommends storing the XRT270-W 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.
The XRT270-W produced by PRS Bearings adheres to strict ISO standards with a bore diameter of 685.8 mm, an outer diameter of 914.4 mm, and a width of 79.375 mm. PRS Bearings utilizes advanced grinding technology to ensure a radial section wall thickness of 114.3 mm and a balanced D/d ratio of 1.33 for high-precision housing fits.
Absolutely. The precise manufacturing of the PRS Bearings XRT270-W results in stable, predictable vibration baselines. This makes it highly compatible with modern IoT condition monitoring sensors for early fault detection.
PRS Bearings provides the XRT270-W with various cage options including high-strength pressed steel, machined brass for high-vibration tasks, or reinforced polymers for the quietest operation in precision machinery.