The Parker 66031616 is a genuine 6600 Series female hydraulic quick coupler, designed for general purpose hydraulic applications. This steel coupler features a 1 inch BSPP (British Standard Parallel Pipe) port and a reliable poppet valve for secure connection and disconnection under pressure. Engineered for durability and efficient fluid transfer in demanding environments, it offers a maximum operating pressure of 207 bar (3000 PSI) and a rated flow of 227 L/min (60 GPM).