Image Male NPSM x Female NPTF Adapter Jump to Section Product Options Related Products Product Options Part Number Female Thread Size Length Male Thread Male Thread Size Female Thread Material 1740404C 1/4" NPSM 1/4" NPTF Brass 1740606C 3/8" 1.15" NPSM 3/8" NPTF Brass 1740808C 1/2" 1.22" NPSM 1/2" NPTF Brass Related Products Image Close Pipe Nipple Image Male Union NPSM to NPTF Image Male NPSM Union Image Reducer Hex Bushing