The Needle Roller Inner Ring IR20X25X30-EGS, measuring 20x25x30 mm, is a precision-engineered component designed for use in a variety of mechanical systems. This inner ring, categorized under bearing accessories, is specifically intended for needle roller bearings. Its primary function is to serve as a raceway for needle rollers, providing a smooth and durable surface that enhances the bearing’s performance. The component is ideal for applications requiring compact design and high load capacity, making it a critical part in industries such as automotive, aerospace, and industrial machinery.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 20 mm |
| Outer diameter (D) | 25 mm |
| Width (B) | 30 mm |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
| Internal clearance | CN |
Technical advantages
The Needle Roller Inner Ring IR20X25X30-EGS offers several technical advantages that enhance its functionality and reliability in demanding applications:
- Rings constructed from heat-treated 100Cr6 chrome steel, ensuring rolling-contact fatigue life exceeding 10^7 cycles.
- Standard CN radial clearance, optimal for assemblies without preload, facilitating easy installation.
- Compatible with needle roller bearings, providing smooth operation under high load conditions.
- Precision class P0 / ABEC-1, suitable for general-purpose applications requiring moderate precision.
- Compact design, allowing for space-saving installations in constrained mechanical environments.
Typical applications
The Needle Roller Inner Ring IR20X25X30-EGS is utilized across multiple industries, contributing to the efficient operation of various machinery:
- Automotive transmissions and gearboxes, enhancing performance under high-stress conditions.
- Aerospace components, where compact and lightweight design is crucial.
- Industrial machinery, including textile and printing machines that demand high load capacity.
- Robotic systems, providing precision movement and load handling.
- Construction equipment, sustaining heavy-duty operations with reliability.
Availability and ordering
Eurobearing.eu, a specialized B2B supplier, offers fast availability of the Needle Roller Inner Ring IR20X25X30-EGS, SKU: IR20X25X30EGS-ECO. Businesses can easily add this product to their cart or request a quotation for bulk quantities to meet their specific needs.

