Koyo Corp. IR-68 Inner Ring

Product Description

The Koyo Corp. IR-68 is an inner ring designed for use with drawn cup needle roller bearings. It is made from high carbon, high chromium steel, ensuring durability in various applications.

• Best used with Koyo drawn cup needle roller bearings
• Available with an oil hole option
• Can serve as a wear bushing

Product Highlights

This inner ring provides a hardened and precise fit, which is essential for efficient operation in machinery.

Product Information

Standard Information

• Brand: Koyo Corp.
• Part #: 101712321

Technical Specifications

• Inner Diameter: 0.38 in, 9.53 mm
• Outer Diameter: 0.56 in, 14.29 mm
• Overall Width: 0.52 in, 13.08 mm
• Weight: 0.003 LB
• Bearing Material: High Carbon Chrome Steel
• Operating Temperature [Max]: 230 °F
• Operating Temperature [Min]: -22 °F
• Precision Class: ABEC 1