Adpt,FNPSM-MNPT,3/8-18,1/4-18,Strt Swl
-18, 3/8 In.-18, Fitting Shape Straight, Swivel, 5,000 psi, Includes O-Ring No, Crimpable No, Compatible Pipe Size 1/4 in, 3/8 in, Hose Fitting A Gender Female, Hose Fitting B Gender Male, Hose Fitting A Size 3/8 in, Hose Fitting B Size 1/4 in, Hose Fitting A Connection Type NPSM, Hose Fitting B Connection Type NPTF, Fitting Material Carbon Steel x Carbon Steel, 12L14, 12L15, SAE J514, J513, J512, J1926, J1453.