Manufactured by PRS Bearings, the XRU 35045G is a precision XRU Crossed Roller Bearings. You may consider it as an interchangeable alternative and replacement for THK RU445G. Key dimensional parameters include a 350 mm bore diameter, a 540 mm outer diameter, and a 45 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.
XRU 35045G - XRU Crossed Roller Bearings
Technical Specifications
| Direct Interchange | THK RU445G |
|---|---|
| Overview | |
| Basic Model | XRU 35045G |
| Weight | 35.4 kg |
| Dimensions | |
| Bore Dia (d, mm) | 350 mm |
| Outer Dia (D, mm) | 540 mm |
| Width (B, mm) | 45 mm |
| Roller Pitch Dia (Dpw) | 445.4 mm |
| Load Ratings | |
| Dynamic Load (Cr) | 222 kN |
| Static Load (Cor) | 473 kN |
| Performance | |
| Double Seal (ds) | 417 mm |
| Double High-Performance Seal (Dh) | 473 mm |
| Mounting Holes | |
| Outer Ring Hole Pitch Dia. (La) | 505 mm |
| No. of Outer Ring Holes (na) | 24 |
| No. of Inner Ring Holes (ni) | 24 |
350 mm 540 mm 350 mm 540 mm 45 mm 45 mm XRU 35045G Frequently Asked Questions about XRU 35045G XRU Crossed Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
The XRU 35045G produced by PRS Bearings adheres to strict ISO standards with a bore diameter of 350 mm, an outer diameter of 540 mm, and a width of 45 mm. PRS Bearings utilizes advanced grinding technology to ensure a radial section wall thickness of 95.0 mm and a balanced D/d ratio of 1.54 for high-precision housing fits.
Depending on your thermal and fit requirements, PRS Bearings supplies the XRU 35045G in C0 (Normal), C2 (Tight), or C3 (Loose) internal radial clearances. Proper clearance selection by PRS Bearings specialists helps prevent premature bearing seizure.
Yes, PRS Bearings is a leading OEM partner. We offer bulk B2B pricing for the XRU 35045G, along with custom laser marking, specialized packaging, and technical documentation (MTR/COC) tailored to your company's requirements.
The standard XRU 35045G from PRS Bearings is heat-stabilized for temperatures up to 120°C. For extreme heat applications, PRS Bearings offers custom S1 or S2 stabilization treatments to ensure the component maintains its 350 mm x 540 mm dimensions without warping.