The IR 20X25X20.5 Needle Roller Inner Ring, manufactured by SKF, is a precision-engineered bearing accessory designed for high-performance applications. With main dimensions of 20 mm bore diameter, 25 mm outer diameter, and 20.5 mm width, this component plays a crucial role in the assembly of needle roller bearings. It is commonly used in industrial settings where precise alignment and load distribution are essential.
Technical specifications
| Specification | Value |
| Bore diameter (d) | 20 mm |
| Outer diameter (D) | 25 mm |
| Width (B) | 20.5 mm |
| Ring material | Chrome steel 100Cr6 |
| ISO / cross-reference equivalent code | IR20X25X205-SKF |
Technical advantages
The IR 20X25X20.5 Needle Roller Inner Ring offers several technical benefits, making it a reliable choice for various industrial applications:
- Manufactured from durable 100Cr6 chrome steel, providing excellent wear resistance.
- Standardized dimensions ensure perfect compatibility with needle roller bearings.
- Facilitates efficient load distribution, enhancing the lifespan of the overall assembly.
- Precision machining guarantees optimal fit and minimal vibration during operation.
- Corrosion-resistant properties suitable for challenging environments.
Typical applications
The IR 20X25X20.5 Needle Roller Inner Ring is suitable for a variety of industrial sectors and machinery, including:
- Automotive manufacturing (gearboxes, transmission systems)
- Textile machinery (spinning machines, weaving looms)
- Industrial robotics (robotic arms, linear actuators)
- Aerospace engineering (flight control systems, landing gear)
- Heavy machinery (excavators, conveyor systems)
Availability and ordering
As a specialized B2B supplier, Eurobearing.eu ensures fast availability of the IR20X25X205-SKF Needle Roller Inner Ring. For bulk quantities, you can easily request a quote. Visit our website to add this product to your cart or inquire for more information.

