The IR 38X43X30 Needle Roller Inner Ring by SKF is a specialized bearing accessory designed for enhancing load distribution in needle roller bearings. With precise dimensions of 38 mm bore diameter, 43 mm outer diameter, and 30 mm width, this component is crucial in applications requiring high precision and reliability. SKF’s IR38X43X30-SKF inner ring is commonly used in various industrial machinery, ensuring seamless operation and extended service life under demanding conditions.
Technical specifications
| Specification | Value |
| Bore diameter (d) | 38 mm |
| Outer diameter (D) | 43 mm |
| Width (B) | 30 mm |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
Technical advantages
The SKF IR 38X43X30 Needle Roller Inner Ring offers several technical benefits:
- Manufactured from durable 100Cr6 chrome steel, providing excellent wear resistance and longevity.
- Precision class P0 ensures compatibility with standard applications, reducing the need for custom adjustments.
- Dimensions calibrated for seamless integration into existing machinery, minimizing downtime during maintenance or replacements.
- Ideal for high-load capacity applications due to its robust construction and material properties.
- Compatible with various lubrication methods, enhancing versatility in different operational environments.
Typical applications
This inner ring is suitable for use in a variety of industries and machinery, including:
- Automotive industry (gearboxes, transmission systems)
- Textile machinery (spinning and weaving machines)
- Industrial automation (robotic arms, conveyors)
- Printing machinery (rollers, tensioners)
- Mining equipment (crushers, conveyor belts)
Availability and ordering
Eurobearing.eu, as a specialized B2B supplier, ensures fast availability of the SKF IR38X43X30 Needle Roller Inner Ring. Customers can request a quote for bulk quantities or add this product to their cart for immediate purchase. Visit Eurobearing.eu to explore our extensive range of mechanical industrial components.

