The Needle Roller Inner Ring IR40X45X20 – 40X45X20-EGS, offered by Eurobearing, is a precise component designed to complement needle roller bearings. This inner ring features main dimensions of 40 mm bore diameter, 45 mm outer diameter, and 20 mm width, making it suitable for various industrial applications. Typically used in machinery requiring high radial loads and compact designs, this component is an essential part of the bearing assembly process.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 40 mm |
| Outer diameter (D) | 45 mm |
| Width (B) | 20 mm |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
| Internal clearance | Standard CN |
Technical advantages
This Needle Roller Inner Ring IR40X45X20 – 40X45X20-EGS offers several technical benefits that enhance its functionality in complex machinery setups:
- High precision P0 class ensures compatibility with standard industrial requirements.
- Constructed from heat-treated chrome steel 100Cr6, offering superior rolling-contact fatigue life.
- Standard CN radial clearance provides optimal fitment in assemblies without additional preload.
- Suitable for high radial loads due to robust construction and material properties.
- Compact design facilitates integration into space-restricted applications.
Typical applications
The Needle Roller Inner Ring IR40X45X20 – 40X45X20-EGS is commonly utilized in various specialized sectors, including:
- Automotive engineering (transmission systems, differential assemblies)
- Industrial machinery (conveyor systems, hydraulic pumps)
- Aerospace technology (actuator systems, landing gear mechanisms)
- Textile machinery (looms, spinning frames)
- Printing equipment (rollers, feed mechanisms)
Availability and ordering
Eurobearing.eu is your specialized B2B supplier for mechanical industrial components, offering fast availability of the Needle Roller Inner Ring IR40X45X20 – 40X45X20-EGS (SKU: IR40X45X20EGS-ECO). We provide the option to request a quote for bulk quantities, ensuring you have the right components when you need them. Add to cart or request a quotation today.

