The Needle Roller Inner Ring IR35X42X21 is an essential component in the category of bearing accessories, specifically designed for applications requiring precise load distribution and smooth operation. With dimensions of 35 mm bore diameter, 42 mm outer diameter, and 21 mm width, this inner ring is suitable for industries where space and efficiency are critical. Typically used in machinery such as gearboxes and high-speed compressors, this component ensures optimal functionality in mechanical systems.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 35 mm |
| Outer diameter (D) | 42 mm |
| Width (B) | 21 mm |
| Limiting speed | 8000 rpm |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
Technical advantages
The Needle Roller Inner Ring IR35X42X21 provides numerous technical advantages that enhance its performance in various applications. These include:
- Engineered for high load capacity with precise 35x42x21 mm dimensions.
- Manufactured from heat-treated 100Cr6 chrome steel, providing excellent durability and fatigue resistance.
- Operates efficiently at limiting speeds up to 8000 rpm, suitable for high-speed applications.
- Classified under precision class P0 / ABEC-1, ensuring standard accuracy for typical industrial uses.
- Ideal for compact spaces due to its optimized dimensions and design.
Typical applications
This needle roller inner ring is versatile and suitable for a range of industrial sectors, including:
- Automotive industry (transmission systems, differential assemblies)
- Aerospace applications (engine components, actuators)
- Industrial machinery (gearboxes, compressors)
- Power tools (rotary hammers, impact drills)
- Printing equipment (rollers, tensioners)
Availability and ordering
Eurobearing.eu is your specialized B2B supplier for the Needle Roller Inner Ring IR35X42X21, with the SKU: IR35X42X21IS1OF-ECO readily available for swift dispatch. For bulk orders, request a quotation to benefit from competitive pricing. Add to cart or request a quote today to meet your industrial component needs efficiently.

