The McCormick 6510063M1 O-Ring is an authentic OEM sealing component, precisely engineered with an inner diameter of 50mm, an outer diameter of 54mm, and a thickness of 2mm. This high-quality O-ring is essential for maintaining leak-free performance in hydraulic and other fluid systems across a wide range of McCormick and Massey Ferguson agricultural tractors. It fits McCormick CX, MC, MTX, X60, X7, and XTX series, as well as numerous Massey Ferguson 3000, 3100, 3600, 4200, 4300, 5400, 6100, 6200, 6400, 7400, 8100, and 8200 series models. Manufactured to strict specifications, this O-ring ensures a reliable seal and long-lasting durability for critical machinery operations.