Manufactured by PRS Bearings, the XRA 7008 is a precision Ultra Thin XRA Crossed Roller Bearings. You may consider it as an interchangeable alternative and replacement for THK RA7008. Key dimensional parameters include a 70 mm bore diameter, a 86 mm outer diameter, and a 8 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.
XRA 7008 - Ultra Thin XRA Crossed Roller Bearings
Technical Specifications
| Direct Interchange | THK RA7008 |
|---|---|
| Overview | |
| Basic Model | XRA 7008 |
| Weight | 0.1 kg |
| Dimensions | |
| Bore Dia (d, mm) | 70 mm |
| Outer Dia (D, mm) | 86 mm |
| Width (B, mm) | 8 mm |
| Roller Pitch Dia (Dpw) | 77 mm |
| Load Ratings | |
| Dynamic Load (Cr) | 5.98 kN |
| Static Load (Cor) | 9.8 kN |
| Performance | |
| Double Seal (ds) | 73.5 mm |
| Double High-Performance Seal (Dh) | 80.5 mm |
XRA 7008 70 mm 86 mm 8 mm 73.5 mm 80.5 mm Frequently Asked Questions about XRA 7008 Ultra Thin XRA Crossed Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Thanks to its robust 5.98 dynamic load capacity, the PRS Bearings XRA 7008 is highly sought after in mining, metallurgy, agricultural machinery, and heavy industrial gearboxes where operational reliability is paramount.
Yes, PRS Bearings strictly adheres to global environmental directives. The bearing steel and industrial lubricants used in the XRA 7008 are formulated to meet international safety standards, ensuring eco-friendly equipment integration.
Absolutely. The PRS Bearings XRA 7008 is a drop-in replacement for international models like THK RA7008. It follows universal ISO dimensions, making it easy to upgrade your supply chain to PRS Bearings's high-quality standards.
The PRS Bearings XRA 7008 features an advanced dual-sealing system with standard double seal (ds: 73.5) and double high-performance seal (Dh: 80.5) configurations. These specialized seals provide an effective barrier against dust, moisture, and contaminants, ensuring the internal raceways of the XRA 7008 remain uncontaminated. This significantly reduces maintenance costs and extends service life.