The Needle Roller Inner Ring IR20X25X38,5 by MTB is a robust component designed for precision applications in various industrial settings. As a critical accessory within the bearing assemblies, this inner ring measures 20 mm in bore diameter, 25 mm in outer diameter, and 38.5 mm in width. Its engineering is focused on supporting needle roller bearings where compact design and high load capacity are essential. Typically employed in sectors such as automotive, aerospace, and heavy machinery, this inner ring ensures seamless operation in demanding environments.
Technical specifications
| Specification | Value |
| Bore diameter (d) | 20 mm |
| Outer diameter (D) | 25 mm |
| Width (B) | 38.5 mm |
| Basic dynamic load rating (C) | Not specified |
| Basic static load rating (C0) | Not specified |
| Limiting speed | Not specified |
| Reference speed | Not specified |
| Ring material | Chrome steel |
| Precision class | P0 / ABEC-1 |
Technical advantages
The Needle Roller Inner Ring IR20X25X38,5 offers several technical advantages that contribute to its performance in various applications:
- Rings manufactured from chrome steel, known for its excellent hardness and wear resistance.
- Precision class P0 / ABEC-1, ensuring suitable performance in standard industrial applications.
- Compact design with a width of 38.5 mm, allowing for integration into space-constrained assemblies.
- Compatible with a wide range of needle roller bearings, enhancing versatility in applications.
- Engineered for easy installation, reducing downtime and maintenance efforts in industrial environments.
Typical applications
The Needle Roller Inner Ring IR20X25X38,5 is utilized across a variety of sectors, providing essential support in:
- Automotive industry (transmissions, gearboxes)
- Aerospace sector (flight control systems, landing gear)
- Heavy machinery (excavators, bulldozers)
- Textile machinery (spinning machines, looms)
- Industrial automation (robotic arms, conveyor systems)
Availability and ordering
Eurobearing.eu, your specialized B2B supplier, ensures fast availability of the Needle Roller Inner Ring IR20X25X38,5 with SKU IR20X25X38,5-ECO. For bulk quantities, you can request a quote to secure competitive pricing. Add this essential component to your cart today or contact us for a detailed quotation.

