Nelson Industrial Brass Pipe and Hose Fitting for Female 1/2-Inch NPT to Female Hose, Double Male 50570 Double male 3/4-inch male and 1/2-inch male (npt) that makes connecting a garden hose (nh) to a 1/2-inch female pipe (npt) Machined brass Connects female garden hose (nh) to 1/2" female pipe (npt) Double male 3/4-inch male and 1/2-inch male (NPT) that makes connecting a garden hose (NH) to a 1/2-inch female pipe (NPT)