The McCormick 6517065M1 O-Ring is a genuine OEM sealing component designed for various McCormick agricultural machinery, including CX, C, MC, MTX, and XTX series tractors. This high-quality O-ring measures 62 mm inner diameter, 72 mm outer diameter, and 5 mm thickness, providing an effective and durable seal to prevent leaks and maintain system integrity. It is an essential part for hydraulic systems and other critical applications, ensuring optimal performance and longevity of your equipment. Replaces OEM part numbers 3617325M1 and 3617325M2.