The McCormick 3310619M1 disc is a genuine OEM replacement part designed for a wide range of agricultural tractors. This disc features an outer diameter of 298.5mm, an inner diameter of 150mm, a thickness of 10mm, and 10 splines. It ensures reliable performance and is compatible with numerous models from McCormick, Case IH, Landini, Massey Ferguson, New Holland, and Valtra, providing essential functionality for the clutch or brake system.