Tru-Flate 21-535 Air Hose Bushing, 1/4 x 3/8 in, FNPT x MNPT, Brass

All brass, corrosion-resistant material. This complete line of pipe couplings, thread Adapters and bushings allows user to adjust thread sizes from 1/8 in NPT through 1/2 in NPT with either male or female ends.