The New Holland 81878516 Plug is a genuine OEM component designed for a wide range of New Holland agricultural and construction equipment, including T7, T8, T9 series tractors, CR and CX combines, BB series balers, E and WX series excavators, H series windrowers, and FR series forage harvesters. This essential plug ensures secure sealing within various systems, maintaining operational integrity. Also compatible with select Fendt, Massey Ferguson, and Valtra models. With precise dimensions of 20.32mm length, 20.32mm width, and 20.32mm height, and a weight of 0.02268 kg, this plug is engineered for a perfect fit and reliable performance in demanding applications.