The SKF IR 110X120X30 Needle Roller Inner Ring is a precision-engineered bearing accessory designed for applications requiring high load capacity and compact dimensions. This inner ring, measuring 110 mm in bore diameter, 120 mm in outer diameter, and 30 mm in width, is ideal for supporting the needle rollers in bearing assemblies. Utilized frequently in the industrial and automotive sectors, this component ensures optimal performance under demanding operational conditions.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 110 mm |
| Outer diameter (D) | 120 mm |
| Width (B) | 30 mm |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
| Internal clearance | CN |
Technical advantages
The SKF IR 110X120X30 Needle Roller Inner Ring offers several technical advantages that make it suitable for rigorous applications:
- Constructed from durable chrome steel 100Cr6, ensuring exceptional resistance to rolling-contact fatigue.
- Standard CN radial clearance, providing flexibility in mounting without the need for preload adjustments.
- Precision class P0 / ABEC-1 for general-purpose industrial applications.
- Compatible with needle roller bearings, enhancing load distribution and operational efficiency.
- Designed to accommodate significant radial loads in compact assembly configurations.
Typical applications
The IR 110X120X30 Needle Roller Inner Ring is widely used across various industries, including:
- Automotive components (transmission shafts, axle hubs)
- Industrial machinery (conveyor systems, heavy-duty gearboxes)
- Textile machinery (spinning machines, weaving equipment)
- Construction equipment (excavator tracks, crane hoists)
- Railway systems (bogie assemblies, coupling mechanisms)
Availability and ordering
Eurobearing.eu, a specialized B2B supplier, offers fast availability of the SKF IR 110X120X30 Needle Roller Inner Ring, SKU: IR110X120X30-SKF. Customers can easily add this item to their cart for immediate purchase or request a quotation for bulk quantities to meet specific project requirements.

