The Needle Roller Inner Ring IR12X15X16,5 – 12X15X16,5 – INA is a precision-engineered component designed to enhance the performance of needle roller bearings. Manufactured by INA, a trusted name in the bearing industry, this inner ring features dimensions of 12 mm bore diameter, 15 mm outer diameter, and 16.5 mm width. It is typically used in industrial applications requiring high rotational speeds and load capacity, such as automotive transmissions and power tools.
Technical specifications
| Specification | Value |
| Bore diameter (d) | 12 mm |
| Outer diameter (D) | 15 mm |
| Width (W) | 16.5 mm |
| Basic dynamic load rating (C) | Not specified |
| Basic static load rating (C0) | Not specified |
| Reference speed | Not specified |
| Limiting speed | Not specified |
| Cage type | Not specified |
| Operating temperature range | Not specified |
| Ring material | Not specified |
| Factory lubrication | Not specified |
| Precision class | Not specified |
| Internal clearance | Not specified |
Technical advantages
The Needle Roller Inner Ring IR12X15X16,5 – 12X15X16,5 – INA offers several technical benefits that cater to demanding industrial needs:
- Compact dimensions of 12x15x16.5 mm allow for easy integration into existing systems.
- Optimized for high-speed applications in conjunction with needle roller bearings.
- Manufactured to meet industry standards, ensuring compatibility and performance consistency.
- Designed to support radial loads effectively, enhancing the overall load-bearing capacity.
- Suitable for environments that require precision and reduced friction in bearing applications.
Typical applications
This needle roller inner ring is suitable for a variety of specific industrial sectors and machinery, including:
- Automotive transmissions and gearboxes, where efficient load transfer is crucial.
- Power tools and equipment requiring reliable rotational components.
- Heavy machinery and construction equipment, ensuring durability under stress.
- Industrial robots, enhancing precision and control in automated systems.
Availability and ordering
Eurobearing.eu, your specialized B2B supplier, ensures fast availability of the Needle Roller Inner Ring IR12X15X16,5-INA. We offer the possibility to request a quote for bulk quantities, catering to your business needs. Add to cart or request a quotation today to secure this essential component for your industrial applications.

