The John Deere 51M7114 O-Ring is a genuine OEM sealing component designed for a wide range of John Deere agricultural, construction, and utility equipment. This O-Ring features an inner diameter of 12.7 mm (0.5 inches), an outer diameter of 19.05 mm (0.75 inches), and a thickness of 3.18 mm (0.125 inches). Manufactured to John Deere's precise specifications, it ensures a reliable seal in hydraulic and fluid systems, preventing leaks and maintaining optimal system pressure. Essential for maintenance and repair, this O-Ring is compatible with numerous John Deere tractor, combine, sprayer, loader, and excavator models, among others.