Ensure your semi is Ready for the Road Ahead™ with a smooth transfer of power between hydraulic components, with the Power Products 1" NPT Wing Nipple Hydraulic Quick Coupler . Thanks to its streamlined design, this replacement coupling provides a quick and easy connection between hydraulic fuel lines such as hoses and pumps. Fashioned with a durable metal body to withstand demanding conditions and extreme pressures. FleetPride is your First Click in Heavy Duty®.