The McCormick 6676767A1 O-Ring is a genuine OEM component designed to provide a secure and leak-free seal within McCormick agricultural machinery. This O-ring features an inner diameter of 44.45 mm and a section diameter of 3.53 mm, crucial for maintaining optimal performance in hydraulic, engine, or transmission applications. Manufactured to McCormick's specifications, it ensures proper fitment and durability across a wide range of compatible tractor models, including C, CX, F, MC, MTX, T, and V series.