‹› Image Long Shank Hose Male NST Coupling Product Options Hide lower priority columns Part Number All BLS20NSTBLS30NSTHose ID All 1-1/2"2-1/2"Male Thread All NSTMale Thread Size All 1-1/2"2-1/2"Material All Brass BLS20NST 1-1/2" NST 1-1/2" Brass BLS30NST 2-1/2" NST 2-1/2" Brass