The McCormick 6524324M1 is a genuine OEM flat washer designed for various agricultural machinery applications, including McCormick, Massey Ferguson, Landini, and Fendt tractors. This washer features an inner diameter of 10.5 mm, an outer diameter of 20 mm, and a thickness of 2 mm. It is crucial for providing essential load distribution and secure fastening for critical components, preventing loosening due to vibration and ensuring the longevity of assemblies.