The IR 12X15X12 Needle Roller Inner Ring by SKF is a precision-engineered component integral to various industrial applications. With dimensions of 12 mm bore diameter, 15 mm outer diameter, and 12 mm width, this inner ring serves as a crucial bearing accessory for needle roller bearings. It is designed to provide a hardened raceway for the rollers, enhancing the performance and longevity of the bearing assembly in high-load environments. The SKF IR12X15X12 is typically used in applications requiring compact and efficient load distribution.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 12 mm |
| Outer diameter (D) | 15 mm |
| Width (B) | 12 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 |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
Technical advantages
The SKF IR12X15X12 Needle Roller Inner Ring offers several technical benefits:
- Constructed from 100Cr6 chrome steel, ensuring high rolling-contact fatigue life.
- Compatible with a wide range of needle roller bearings due to its standard dimensions.
- Precision class P0 / ABEC-1 for general-purpose applications.
- Ideal for compact assemblies with limited space, maintaining load distribution efficiency.
- Suitable for high-load applications, enhancing the bearing assembly’s performance.
Typical applications
The IR 12X15X12 Needle Roller Inner Ring is utilized in various industrial sectors including:
- Automotive industry (gearboxes, transmission systems)
- Industrial machinery (conveyor systems, hydraulic pumps)
- Textile machinery (spinning frames, looms)
- Agricultural equipment (harvesters, tractors)
- Construction machinery (cranes, loaders)
Availability and ordering
At Eurobearing.eu, we offer the SKF IR12X15X12 Needle Roller Inner Ring with fast availability. As a specialized B2B supplier, we provide the option to request a quote for bulk quantities. Add this component to your cart or contact us for a quotation to meet your industrial needs.

