The McCormick 3599961M1 is a genuine OEM washer designed for agricultural machinery. This flat washer features an inner diameter of 22mm, an outer diameter of 30mm, and a thickness of 2mm, ensuring a precise fit and reliable performance. Weighing 0.005 kg, it is commonly used across a range of McCormick, Massey Ferguson, and Landini equipment, including various Massey Ferguson 100, 200, 300, 500, 600, 800, 1000, 3000, 4000, 6000, and 8000 Series models.