1 1/2 in. (38.1 mm) Brass Hose Angle Valve F NPT x M NST, used with rack hose assemblies or as a fire department outlet connection, features one 1 1/2 in. (38.1 mm) Female NPT (FNPT) inlet and one 1 1/2 in. (38.1 mm) Male National Standard Thread (MNST)...