Nelson 50577 Industrial Brass Hose & Pipe Fittings for 3/4 Inch Machined brass construction Connection type: male and female: 3/4-inch male NPT and 3/4-inch female NH Fitting type: 3/4-inch female pipe (nps) and male garden hose (NH) Machined brass Machined brass construction Connection Type: Male and female: 3/4-inch male NPT and 3/4-inch female NH Fitting Type: 3/4-inch female pipe (NPS) and male garden hose (NH)