The Needle Roller Inner Ring IR70X80X30 – 70X80X30-EGS, identified by SKU: IR70X80X30EGS-ECO, is a crucial component in the realm of bearing accessories. This product, crafted with precision, features dimensions of 70 mm bore diameter, 80 mm outer diameter, and a width of 30 mm. It is widely used in various industrial applications where reducing friction and supporting radial loads are essential. The IR70X80X30-EGS is indispensable for enhancing the performance of needle roller bearings, making it suitable for heavy-duty machinery and mechanical assemblies that demand precision and reliability.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 70 mm |
| Outer diameter (D) | 80 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 IR70X80X30 – 70X80X30-EGS offers several technical benefits that enhance its application in various industrial settings:
- Manufactured with chrome steel 100Cr6, ensuring high rolling-contact fatigue life exceeding 10^7 cycles.
- Standard CN radial clearance, providing optimal performance in assemblies without preload.
- Precision class P0 / ABEC-1, offering adequate accuracy for general-purpose applications.
- Designed to withstand harsh operational environments, maintaining structural integrity under varied conditions.
- Engineered for compatibility with needle roller bearings, enhancing load capacity and operational efficiency.
Typical applications
This inner ring is versatile and finds use in various industrial applications, including:
- Automotive industry (gearboxes, differentials, and drive shafts)
- Heavy machinery (construction equipment, agricultural machinery)
- Aerospace engineering (landing gear systems, flight control actuators)
- Industrial automation (conveyor systems, robotic arms)
- Power transmission (electric motors, industrial gearboxes)
Availability and ordering
Eurobearing.eu is a specialized B2B supplier offering rapid availability of the Needle Roller Inner Ring IR70X80X30 – 70X80X30-EGS with SKU: IR70X80X30EGS-ECO. For businesses interested in bulk purchases, we provide the option to request a quote. Visit our website to add this product to your cart or to inquire about bulk quotations.

