Manufactured by PRS Bearings, the XRT079-NT is a precision XRT Series Crossed Tapered Roller Bearings. You may consider it as an interchangeable alternative and replacement for NACHI 200XRN28. Key dimensional parameters include a 200 mm bore diameter, a 280 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.
XRT079-NT - XRT Series Crossed Tapered Roller Bearings
Technical Specifications
| Direct Interchange | NACHI 200XRN28 |
|---|---|
| Overview | |
| Basic Model | XRT079-NT |
| Weight | 6.7 kg |
| Dimensions | |
| Bore Dia (d, mm) | 200 mm |
| Outer Dia (D, mm) | 280 mm |
| Width (B, mm) | 30 mm |
| Chamfer (r, mm) | 1.5 mm |
| Load Ratings | |
| Dynamic Load (Cr) | 102 kN |
| Static Load (Cor) | 175 kN |
| Dynamic Axial Load (Ca) | 120 kN |
| Static Axial Load (Coa) | 320 kN |
| Performance | |
| Limit Speed (rpm) | 900 rpm |
280 mm 280 mm 280 mm 280 mm 200 mm 200 mm 200 mm 200 mm XRT079-NT 30 mm 30 mm 30 mm 30 mm 30 mm 30 mm 30 mm 30 mm Frequently Asked Questions about XRT079-NT XRT Series Crossed Tapered Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
The XRT079-NT produced by PRS Bearings adheres to strict ISO standards with a bore diameter of 200 mm, an outer diameter of 280 mm, and a width of 30 mm. PRS Bearings utilizes advanced grinding technology to ensure a radial section wall thickness of 40.0 mm and a balanced D/d ratio of 1.4 for high-precision housing fits.
The XRT079-NT 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.
Every PRS Bearings XRT079-NT is treated with premium rust-preventative oil and vacuum-sealed or wrapped in VCI paper. This guarantees that the 200 mm bore and 280 mm outer surfaces remain pristine during overseas transit.
Every XRT079-NT 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.