The New Holland 1780340172 is a genuine OEM O-Ring designed for a wide range of New Holland agricultural and construction equipment. This critical sealing component has an inside diameter of 44.04 mm, an outside diameter of 49.12 mm, and a thickness of 2.54 mm. It weighs approximately 0.0045 kg and is essential for maintaining leak-free connections in hydraulic, fuel, or other fluid systems, ensuring optimal machine performance and preventing costly downtime. Compatible with numerous New Holland tractor models including the TM, TS, T6000, T7000, TL, and TD series.