The Needle Roller Inner Ring IR20X24X20 – 20X24X20 – INA is an essential component for various industrial applications, specifically designed to complement needle roller and cage assemblies. Manufactured by INA, this inner ring measures 20 mm in bore diameter, 24 mm in outer diameter, and 20 mm in width. It is typically used in industries where precise alignment and efficient load distribution are critical, such as automotive and heavy machinery sectors.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 20 mm |
| Outer diameter (D) | 24 mm |
| Width (B) | 20 mm |
| Weight | Not specified |
| Basic dynamic load rating (C) | Not specified |
| Basic static load rating (C0) | Not specified |
| Limiting speed | Not specified |
| Reference speed | Not specified |
| Cage type | Not specified |
| Shielding / Sealing | Open |
| Operating temperature range | Not specified |
| Ring material | Chrome steel 100Cr6 |
| Factory lubrication | Not specified |
| Precision class | P0 / ABEC-1 |
| Internal clearance | Not specified |
| ISO / cross-reference equivalent code | Not specified |
Technical advantages
This Needle Roller Inner Ring offers several technical benefits that enhance its application in industrial settings:
- Manufactured from heat-treated chrome steel 100Cr6, providing excellent wear resistance and long-term durability.
- Open design facilitates easy integration and maintenance within mechanical assemblies.
- Standard P0 precision class ensures general-purpose fit and function.
- Compatible with a wide range of needle roller assemblies, allowing for versatile use across different machines.
- Optimal for high-load capacity applications with minimal space requirements due to its compact design.
Typical applications
The Needle Roller Inner Ring IR20X24X20 – 20X24X20 – INA finds its utility across various sectors, including:
- Automotive industry (transmission systems, axle assemblies)
- Heavy machinery (construction equipment, mining machinery)
- Textile manufacturing (spinning machines, weaving looms)
- Packaging machinery (conveyor systems, rotary fillers)
- Industrial automation (robotic arms, CNC machines)
Availability and ordering
At Eurobearing.eu, we specialize in providing high-quality B2B mechanical components, including the Needle Roller Inner Ring IR20X24X20 – 20X24X20 – INA. This product is available for prompt delivery. For bulk orders, you may request a quotation. Add to cart or contact us for further assistance.

