The IR 8X12X12.5 Needle Roller Inner Ring from SKF is a precision-engineered component designed for use in demanding industrial environments. This specific model, with the dimensions 8 mm bore diameter, 12 mm outer diameter, and 12.5 mm width, is crafted to support needle roller bearings. It is a critical component in applications where radial space is limited, and high load capacity is required. The SKF IR8X12X125-SKF serves various industries by providing seamless integration into mechanical systems that demand high precision and reliability.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 8 mm |
| Outer diameter (D) | 12 mm |
| Width (B) | 12.5 mm |
| Material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
| Internal clearance | Standard |
Technical advantages
The IR 8X12X12.5 Needle Roller Inner Ring offers several technical benefits that make it suitable for high-demand applications:
- Manufactured from chrome steel 100Cr6 for exceptional hardness and wear resistance.
- Standard precision class P0 ensures compatibility with a wide range of industrial applications.
- Standard internal clearance designed for optimal fit in assemblies without preload requirements.
- Compact dimensions allow for use in space-constrained environments.
- Designed to support needle roller bearings with high radial load capacities.
Typical applications
The SKF IR8X12X125-SKF Needle Roller Inner Ring is versatile and can be utilized across various industries:
- Automotive manufacturing (gearboxes, transmissions)
- Aerospace engineering (actuation systems, landing gear)
- Industrial machinery (printing presses, textile machines)
- Heavy equipment (construction vehicles, earthmovers)
- Electric motors and generators (rotors, stators)
Availability and ordering
Eurobearing.eu is your trusted source for SKF IR8X12X125-SKF Needle Roller Inner Rings, offering fast availability and the option to request a quote for bulk orders. Add to your cart today or contact us for more information on purchasing in larger quantities.

