Milton 653-4 1/2" FNPT x 3/8" MNPT Hose Fitting Adapter (Box of 5)

1/2" FNPT x 3/8" MNPT Hose Fitting Adapter (Box of 5) 1/2" female x 3/8" male national pipe thread Brass adapter Replaces old fittings Milton® 1/2" FNPT x 3/8" MNPT Hose Fitting Adapter (Box of 5) 3/8" FNPT x 1/4" MNPT brass adapters are used to assemble new hoses or replace old fittings on hoses when reduction in pipe size is required. Brass is the best material to use for applications like this due to its resistance to rust and corrosion like other metals. Adapter bushing male one end and female on the other.