The Needle Roller Inner Ring IR17X20X20 – 17x20x20 – INA is a precision-engineered component designed for use in a variety of industrial applications. Manufactured by INA, this inner ring is part of the needle roller bearing assembly, specifically crafted to support radial loads in tight spaces. With dimensions of 17 mm bore diameter, 20 mm outer diameter, and 20 mm width, this component is ideal for compact mechanical systems where space constraints and efficiency are critical.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 17 mm |
| Outer diameter (D) | 20 mm |
| Width (B) | 20 mm |
| Ring material | Chrome steel 100Cr6 |
Technical advantages
The Needle Roller Inner Ring IR17X20X20 offers several advantages in industrial applications:
- Manufactured from robust 100Cr6 chrome steel, ensuring excellent wear resistance and longevity.
- Dimensionally precise, allowing for seamless integration in confined assembly spaces.
- Standardized dimensions enable compatibility with a wide range of needle roller bearings.
- Facilitates high radial load capacity, suitable for demanding mechanical environments.
- Designed to endure rigorous industrial conditions with minimal maintenance requirements.
Typical applications
This inner ring is widely utilized across various sectors, supporting the efficient operation of:
- Automotive manufacturing (gearboxes, transmissions, camshafts)
- Textile machinery (spindle drives, tensioning systems)
- Printing equipment (rollers, paper feed mechanisms)
- Heavy construction machinery (hydraulic pumps, excavators)
- Electrical motors (shaft support, rotor assemblies)
Availability and ordering
Eurobearing.eu is your trusted B2B supplier for the Needle Roller Inner Ring IR17X20X20 – 17x20x20 – INA, ensuring fast availability and competitive pricing. For bulk orders, request a quote directly through our platform. Add this essential component to your cart today to secure its integration into your systems.

