The JCB JRA0405 is a genuine OEM thrust washer designed for use in a range of JCB agricultural and construction machinery. This critical component ensures proper spacing and reduces friction between rotating parts, contributing to the longevity and smooth operation of assemblies. With an outer diameter of 44.5 mm, an inner diameter of 31.75 mm, and a thickness of 2.38 mm, this precision-engineered washer meets JCB's stringent quality standards.