The McCormick 6514947M1 is an original equipment manufacturer (OEM) washer designed for various McCormick agricultural tractors and machines. This plain washer features an inner diameter of 16.5 mm, an outer diameter of 28 mm, and a thickness of 2.5 mm, weighing approximately 0.005 kg. It ensures proper load distribution and secure fastening in critical assemblies. This part is also cross-referenced as 3381014M1 by other agricultural machinery brands.