The IR 85X100X35 Needle Roller Inner Ring from SKF is a precision-engineered component designed for use in various industrial applications. This inner ring, with dimensions of 85mm bore diameter, 100mm outer diameter, and 35mm width, serves as an integral part of needle roller bearings. SKF, a renowned brand in the bearing industry, ensures that this component meets the demanding standards for precision and durability. The IR85X100X35-SKF inner ring is typically employed in applications where compact and efficient load transmission is required.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 85 mm |
| Outer diameter (D) | 100 mm |
| Width (B) | 35 mm |
| Weight | 0.445 kg |
| Basic dynamic load rating (C) | — |
| Basic static load rating (C0) | — |
| Cage type | — |
| Shielding / Sealing | Open |
| Operating temperature range | — |
| Ring material | Chrome steel 100Cr6 |
| Factory lubrication | — |
| Precision class | — |
| Internal clearance | — |
Technical advantages
The SKF IR 85X100X35 needle roller inner ring offers several technical benefits that make it suitable for demanding industrial environments:
- Manufactured from high-strength 100Cr6 chrome steel for enhanced load capacity and durability.
- Open design allows for straightforward maintenance and lubrication in complex assemblies.
- Ideal for applications requiring precise load transmission with minimal axial space.
- Compatible with a variety of needle roller and cylindrical roller bearings, increasing versatility.
- Engineered to maintain dimensional stability under varying thermal conditions.
Typical applications
The IR 85X100X35 inner ring is frequently utilized in various sectors that require reliable and efficient bearing solutions:
- Automotive industry (transmission systems, differential assemblies)
- Industrial machinery (presses, conveyors)
- Aerospace (actuator systems, turbine engines)
- Railway applications (bogie systems, traction motors)
- Construction equipment (cranes, excavators)
Availability and ordering
Eurobearing.eu is your specialized B2B supplier for the IR85X100X35-SKF inner ring, offering fast availability and competitive pricing. Businesses can easily add this component to their cart for immediate purchase or request a quotation for bulk quantities to meet large-scale operational needs.

