The McCormick 3548879M2 is a genuine OEM washer designed for various agricultural machinery. This essential component features an inner diameter of 20.5mm, an outer diameter of 38mm, and a thickness of 3mm. It ensures proper spacing and load distribution in critical assemblies. This washer is compatible with a wide range of McCormick, Massey Ferguson, and Landini tractor models, providing reliable performance and a precise fit for maintenance and repair.