The Needle Roller Inner Ring IR20X25X30-S1 – 20X25X30, available at Eurobearing.eu, is a precision-engineered component designed for demanding industrial applications. This inner ring, suitable for needle roller bearings, has precise dimensions of 20 mm bore diameter, 25 mm outer diameter, and 30 mm width, making it ideal for various mechanical systems requiring compact and efficient load-carrying capacity. It’s an essential accessory for industries that rely on high-performance needle roller bearing assemblies.
Technical specifications
| Specification | Value |
| Bore diameter (d) | 20 mm |
| Outer diameter (D) | 25 mm |
| Width (B) | 30 mm |
| Ring material | Chrome steel 100Cr6 |
Technical advantages
The Needle Roller Inner Ring IR20X25X30-S1 offers several technical advantages that make it an excellent choice for high-load and high-speed applications:
- Constructed from chrome steel 100Cr6, providing excellent rolling-contact fatigue life.
- Compact dimensions (20x25x30 mm) ensure that it fits seamlessly into tight spaces.
- Standardized dimensions allow for easy integration with existing needle roller bearings.
- Precision manufacturing ensures optimal performance under dynamic loads.
- Efficient in transferring loads, reducing wear on adjacent components.
Typical applications
This inner ring is utilized in a variety of sectors, ensuring reliability and efficiency in critical applications:
- Automotive manufacturing (transmission systems, differential assemblies)
- Aerospace engineering (landing gear, flight control systems)
- Industrial machinery (conveyor systems, automated tools)
- Textile machinery (spinning and weaving machines)
- Construction equipment (hydraulic pumps, excavator components)
Availability and ordering
As a specialized B2B supplier, Eurobearing.eu ensures fast availability of the Needle Roller Inner Ring IR20X25X30-S1, SKU: IR20X25X30IS1-ECO. Businesses can easily add this product to their cart or request a quotation for bulk quantities to meet their specific industrial needs.

