The Needle Roller Inner Ring IR20X25X38,5-EGS by INA is a precision-engineered component designed for high-performance bearing applications. With a bore diameter of 20 mm, an outer diameter of 25 mm, and a width of 38.5 mm, this inner ring forms a crucial part of needle roller bearings, facilitating efficient load distribution and smooth operation. It is typically utilized in heavy-duty industrial settings, including automotive and manufacturing machinery, where precise motion control and load capacity are paramount.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 20 mm |
| Outer diameter (D) | 25 mm |
| Width (B) | 38.5 mm |
| Basic dynamic load rating (C) | Not specified |
| Basic static load rating (C0) | Not specified |
| Cage type | Not specified |
| Ring material | Chrome steel 100Cr6 |
| Precision class | Not specified |
| Internal clearance | Not specified |
Technical advantages
The Needle Roller Inner Ring IR20X25X38,5-EGS offers several distinct advantages for demanding industrial applications:
- Chrome steel 100Cr6 construction ensures durability and resistance to wear under high-stress conditions.
- Optimal for use in environments requiring precise load distribution over extended periods.
- Smooth surface finish contributes to reduced friction and enhanced operational efficiency.
- Compatible with a wide range of needle roller bearings, allowing for versatile application across various machines.
- Manufactured to stringent INA standards, ensuring compatibility with existing bearing assemblies.
Typical applications
This inner ring is ideally suited for use in a variety of industries and machinery, including:
- Automotive assembly lines (transmission systems, drive shafts)
- Heavy machinery (conveyor systems, industrial gearboxes)
- Textile machinery (spinning machines, looms)
- Packaging equipment (wrapping machines, labeling units)
- Agricultural machinery (harvesters, seeders)
Availability and ordering
Eurobearing.eu is your go-to B2B supplier for the Needle Roller Inner Ring IR20X25X38,5-EGS-INA, offering fast and reliable availability. For bulk orders or to request a quotation, please contact our sales team. Add to cart now or request a quotation for large quantities to ensure seamless integration into your production lines.

