The McCormick 6617663A1 is an OEM fitting designed for various McCormick tractor series, including MC, MTX, X6, X7, and X8 models. This genuine part ensures proper hydraulic or fluid connection within the machinery. It is also cross-compatible as an original equipment part for Case IH MXM series and New Holland TM series tractors, providing reliable performance and a precise fit. With a weight of 0.0544 kg and dimensions of 95.25 mm length, 50.8 mm width, and 31.75 mm height, this fitting meets OEM specifications for durability and function.