The Needle Roller Inner Ring IR35X42X23, with dimensions of 35x42x23 mm, is a precision component designed for use in needle roller bearings. This inner ring is integral to the smooth functioning of various machinery, ensuring optimal load distribution and reducing friction. Typically employed in industrial applications where compactness and high load capacity are essential, the IR35X42X23 inner ring provides robust support for needle rollers, making it ideal for high-performance environments.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 35 mm |
| Outer diameter (D) | 42 mm |
| Width (B) | 23 mm |
| Material | Chrome steel 100Cr6 |
| Operating temperature range | -20 / +120 °C |
| Precision class | P0 / ABEC-1 |
Technical advantages
The Needle Roller Inner Ring IR35X42X23 offers several technical benefits that enhance its performance in demanding settings:
- Manufactured from heat-treated 100Cr6 chrome steel, providing a rolling-contact fatigue life exceeding 107 cycles.
- Standard P0 precision class ensures compatibility with a wide range of machinery.
- Operates effectively within a temperature range of -20 to +120 °C, suitable for various industrial environments.
- Designed to accommodate high radial loads, optimizing the performance of needle roller bearings.
- Dimensionally precise to facilitate ease of assembly and maintain alignment in complex systems.
Typical applications
The IR35X42X23 inner ring is versatile and can be used across various sectors, including:
- Automotive manufacturing (transmissions, differentials)
- Aerospace engineering (actuators, landing gear)
- Construction equipment (hydraulic pumps, earthmovers)
- Industrial machinery (textile machinery, CNC machines)
- Food processing equipment (conveyors, mixers)
Availability and ordering
Eurobearing.eu is a dedicated B2B supplier of mechanical industrial components, offering the IR35X42X23IS1OF-ECO with fast availability. For businesses requiring bulk quantities, quotes can be requested directly through our platform. Add to cart or request a quotation today to ensure seamless integration into your projects.

