The Needle Roller Inner Ring IR65X75X28 – 65X75X28-EGS is an essential component within the bearing accessories category, designed to enhance the performance of needle roller bearings. With a precise bore diameter of 65 mm, an outer diameter of 75 mm, and a width of 28 mm, this inner ring is specifically engineered for applications requiring compact yet robust support. Its typical usage spans across various industrial sectors, where precise motion control and durability are paramount.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 65 mm |
| Outer diameter (D) | 75 mm |
| Width (B) | 28 mm |
| Basic dynamic load rating (C) | Available upon request |
| Basic static load rating (C0) | Available upon request |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
| Internal clearance | Standard |
| Operating temperature range | -20 / +120 °C |
| Factory lubrication | Oil |
Technical advantages
The Needle Roller Inner Ring IR65X75X28 offers several technical advantages that cater to demanding industrial requirements:
- Manufactured from heat-treated 100Cr6 chrome steel to withstand rolling-contact fatigue life exceeding 107 cycles.
- Standard CN radial clearance, ensuring optimal fitment without the need for additional preload.
- Designed to operate efficiently within a temperature range of -20 to +120 °C, making it suitable for diverse environments.
- Available in P0 / ABEC-1 precision class, providing adequate accuracy for general industrial applications.
- Factory-lubricated with oil to minimize friction and wear during operation.
Typical applications
This inner ring is integral to several specific industries and machine types, including:
- Automotive manufacturing (transmission systems, differential assemblies)
- Aerospace engineering (landing gear mechanisms, flap actuation systems)
- Industrial machinery (metal cutting machines, textile machinery)
- Packaging equipment (conveyor systems, sealing machines)
- Construction machinery (excavators, cranes, loaders)
Availability and ordering
Eurobearing.eu, as a specialized B2B supplier of mechanical industrial components, ensures fast availability of the Needle Roller Inner Ring IR65X75X28 – 65X75X28-EGS, SKU: IR65X75X28EGS-ECO. For bulk quantities or further inquiries, customers can easily request a quote or add the product to their cart for immediate purchase.

