The Needle Roller Inner Ring IR12X16X20 from INA is an essential component in the realm of bearing accessories. This precision-engineered part measures 12x16x20 mm, providing an ideal fit for various needle roller bearing applications. Known for its robust construction, the IR12X16X20 ring is commonly utilized in industrial sectors where compact and efficient motion solutions are required, such as automotive transmissions and industrial machinery. Its precise dimensions ensure seamless integration into assemblies, enhancing the performance of the overall mechanical system.
Technical specifications
| Specification | Value |
| Bore diameter (d) | 12 mm |
| Outer diameter (D) | 16 mm |
| Width (B) | 20 mm |
| Ring material | Chrome steel 100Cr6 |
| ISO / cross-reference equivalent code | IR12X16X20 |
Technical advantages
The Needle Roller Inner Ring IR12X16X20 offers several technical advantages that make it a preferred choice for demanding industrial applications.
- Manufactured from high-grade chrome steel 100Cr6 for enhanced resistance to wear and fatigue.
- Precision machined to ensure a perfect fit with compatible needle rollers, reducing friction and wear.
- Standard dimensional tolerances facilitate easy integration into existing setups.
- Optimized for use in high-speed applications, supporting rapid rotational movements without compromising stability.
- Compatible with a variety of lubricants, ensuring smooth operation under different environmental conditions.
Typical applications
The versatility and reliability of the IR12X16X20 make it suitable for a range of specific industrial applications:
- Automotive transmissions (gearbox assemblies, differential units)
- Industrial machinery (textile machines, printing presses)
- Power tools (electric drills, grinders)
- Precision instruments (optical encoders, metering devices)
- Aerospace components (actuators, control linkages)
Availability and ordering
Eurobearing.eu is your specialized B2B supplier for the IR12X16X20-INA Needle Roller Inner Ring, offering fast availability and the option to request a quote for bulk purchases. To ensure your machinery operates with precision, add this essential component to your cart or request a quotation today.

