The IR 45X52X40 Needle Roller Inner Ring by SKF is a meticulously crafted bearing accessory designed for precision applications in mechanical systems. With a bore diameter of 45 mm, an outer diameter of 52 mm, and a width of 40 mm, this needle roller inner ring is engineered to fit seamlessly into a variety of industrial assemblies. Known for its compatibility and efficiency, the SKF IR 45X52X40 is typically employed in sectors requiring robust load handling and precise motion control.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 45 mm |
| Outer diameter (D) | 52 mm |
| Width (B) | 40 mm |
| Basic dynamic load rating (C) | Available upon request |
| Basic static load rating (C0) | Available upon request |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
Technical advantages
The SKF IR 45X52X40 Needle Roller Inner Ring offers several technical advantages that enhance its performance in demanding environments:
- Manufactured from high-grade chrome steel 100Cr6 for superior durability and fatigue resistance.
- Precision class P0 ensures reliable operation in standard precision applications.
- Standard dimensions facilitate easy integration into existing assemblies without extensive modifications.
- Optimized for applications with moderate to high dynamic and static loads, supporting efficient power transmission.
- Suitable for environments with temperatures ranging from -20°C to +120°C, ensuring versatility across various conditions.
Typical applications
The IR 45X52X40 Needle Roller Inner Ring is ideal for a wide range of industrial applications, including:
- Automotive transmissions and gearboxes
- Heavy-duty agricultural machinery
- Packaging equipment requiring precise motion control
- Textile machinery with high-speed operations
- Industrial pumps and compressors
Availability and ordering
Eurobearing.eu is your specialized B2B supplier for the SKF IR45X52X40 Needle Roller Inner Ring, offering fast availability and competitive pricing. Whether you require a single unit or bulk quantities, you can easily add the product to your cart or request a quotation for larger orders.

