The Needle Roller Inner Ring IR300X330X80-EGS, available under SKU: IR300X330X80EGS-ECO, is an essential component within the realm of bearing accessories. Designed with precision, this inner ring measures 300 mm in bore diameter, 330 mm in outer diameter, and 80 mm in width, making it suitable for heavy-duty industrial applications. Typically employed in sectors where high load-bearing capacity is crucial, this needle roller inner ring is a vital part of machinery that demands superior axial and radial load support.
Technical specifications
| Specification | Value |
| Bore diameter (d) | 300 mm |
| Outer diameter (D) | 330 mm |
| Width (B) | 80 mm |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
| Internal clearance | CN |
Technical advantages
The Needle Roller Inner Ring IR300X330X80-EGS offers several technical benefits that make it an integral component in various mechanical systems:
- Constructed from heat-treated 100Cr6 chrome steel, ensuring a rolling-contact fatigue life exceeding 10^7 cycles.
- Standard CN radial clearance, suitable for assemblies that do not require preload.
- Precision class P0 / ABEC-1, ensuring basic precision levels for general industrial applications.
- Optimal for high-load environments due to its robust design and material composition.
- Compatible with a wide range of industrial machinery due to its standardized dimensions.
Typical applications
The Needle Roller Inner Ring IR300X330X80-EGS is used across various industries and in different types of machinery:
- Heavy machinery (gearboxes, industrial conveyors)
- Automotive industry (transmissions, differentials)
- Agricultural equipment (tractors, harvesters)
- Construction equipment (cranes, bulldozers)
- Mining machinery (drills, crushers)
Availability and ordering
As a specialized B2B supplier, Eurobearing.eu ensures fast availability of the Needle Roller Inner Ring IR300X330X80-EGS under the SKU: IR300X330X80EGS-ECO. Businesses can easily add this item to their cart or request a quotation for bulk quantities, facilitating efficient procurement for industrial needs.

