Dixon BCF73 Brass Hose Fitting, Machined Coupling with Swivel Nut, 3/8" GHT Female x 3/8" Hose ID Barbed Coupling for connecting two hoses or pipes with the same diameter in a straight run Connects to a hose on one end and a GHT male connector on the other Brass for corrosion resistance, ductility at high temperatures, and low magnetic permeability For use with rubber (styrene butadiene), neoprene, Viton, leather, or rubber gaskets (not included) Swivel nut reduces stress on the hose when connecting