IR 45x50x40 KBF - Inner Ring for Needle Roller Bearings

Application of IR 45x50x40 Inner Ring

The IR 45x50x40 KBF inner ring is designed for use with needle roller bearings in applications where the shaft does not provide a suitable hardened and ground raceway. It is widely used in industrial machinery, gearboxes, drive systems, automation equipment, and mechanical assemblies requiring reliable bearing performance. The inner ring enables the creation of a durable bearing unit even under demanding operating conditions.

Key Advantages and Performance

The IR 45x50x40 KBF inner ring is manufactured from high-quality bearing steel and features a hardened and precision-ground raceway surface. This ensures excellent wear resistance, consistent load distribution, and long service life. The product is suitable for high radial loads and continuous operation, making it an optimal solution for professional industrial applications where durability and dimensional accuracy are critical.

Technical Specifications

• Product type: Inner ring for needle roller bearings
• Designation: IR 45x50x40
• Inner diameter: 45 mm
• Outer diameter: 50 mm
• Width: 40 mm
• Material: Hardened bearing steel
• Application: Needle bearings, bearing housing assemblies, industrial machinery

Main Description

IR 45x50x40 KBF is a precision inner ring engineered to work with needle roller bearings in systems where the shaft surface cannot act as a raceway. As a critical component of a bearing unit, it directly influences operational reliability, load capacity, and service life. The hardened and ground surface ensures stable rolling contact and minimizes wear, even under high radial loads.

This inner ring is commonly used in industrial drive systems, production machinery, conveyors, and mechanical assemblies where a bearing housing is combined with a needle bearing. Thanks to its dimensional accuracy and robust construction, IR 45x50x40 KBF supports smooth operation, reduces maintenance requirements, and enhances overall system efficiency. It is a reliable choice for B2B customers seeking consistent quality in industrial bearing solutions.

FAQ - Frequently Asked Questions

Can IR 45x50x40 KBF replace a hardened shaft raceway?
Yes, it provides a dedicated raceway when the shaft surface is not hardened or ground.

Which bearings are compatible with this inner ring?
It is designed for use with needle roller bearings of matching dimensions.

Is this inner ring suitable for continuous industrial operation?
Yes, it is engineered for continuous duty and demanding industrial environments.

Is IR 45x50x40 part of a bearing unit?
Yes, it is commonly used as an integral component of a bearing unit combined with a bearing housing.