The New Holland 84172878 is a genuine OEM plug designed for a wide range of New Holland agricultural and construction machinery. This essential component ensures proper sealing and functionality within various systems. It is also cross-referenced as an OEM part for Case IH, STEYR, New Holland Construction, and Case Construction equipment. With precise dimensions of 16.51mm length, 16.51mm width, and 12.7mm height, and a weight of approximately 0.0045 kg, this plug provides reliable performance and exact fitment for compatible models including T-series, TD-series, TL-series, TS-series, TV-series, T6000, and T7000 tractors.