The New Holland 5179557 is a genuine OEM hydraulic coupling designed for various New Holland agricultural and construction machines. This essential component ensures reliable hydraulic connections within the system, maintaining optimal fluid transfer and preventing leaks. It is compatible with models including the T4020, T4030, T4040, T4050, T4050F, T4050N, T4050V, TD5010, TD5020, TD5030, TD5040, TD5050, U80, U80B, W80, W80B, and W80C. Weighing approximately 0.12 kg, this coupling is built to New Holland's stringent quality standards for durability and performance.