The Needle Roller Inner Ring IR12X16X13 – 12X16X13 – INA is a precise mechanical component designed by INA, a renowned manufacturer in the bearing industry. This inner ring boasts dimensions of 12 mm bore diameter, 16 mm outer diameter, and 13 mm width, making it suitable for applications requiring compact and efficient bearing solutions. Typically employed in high-load, low-speed industrial environments, this component serves as a vital accessory in facilitating seamless needle roller bearing operations.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 12 mm |
| Outer diameter (D) | 16 mm |
| Width (B) | 13 mm |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
| Operating temperature range | -20 / +120 °C |
| Basic dynamic load rating (C) | Data not available |
| Basic static load rating (C0) | Data not available |
| Limiting speed | Data not available |
| Reference speed | Data not available |
Technical advantages
The IR12X16X13 inner ring offers several notable technical benefits:
- Chrome steel 100Cr6 construction ensures superior resistance to wear and fatigue.
- Operates effectively within a temperature range of -20 to +120 °C, allowing for versatility in various environments.
- Compatible with standard needle roller and cage assemblies, providing flexibility in design and application.
- Precision class P0 / ABEC-1 guarantees adequate accuracy for general-purpose applications.
- Specifically designed to support radial loads and facilitate smooth rotational movement in conjunction with needle rollers.
Typical applications
This needle roller inner ring finds its application across numerous industries, including:
- Automotive manufacturing (transmissions, differential units)
- Textile machinery (spindles, looms)
- Printing machinery (rollers, platens)
- Industrial conveyors (roller beds, chain drives)
- Packaging equipment (sealers, wrappers)
Availability and ordering
Eurobearing.eu is your dedicated B2B supplier for mechanical components, ensuring fast availability of the Needle Roller Inner Ring IR12X16X13 – 12X16X13 – INA. Visit our platform to add this item to your cart or request a quotation for bulk orders to meet your industrial needs.

