Cam and Groove Adapter, Plug, Body Material Polypropylene, Type A, Coupling Size 3/4 in, Female, Connection Type NPT, Hose Fitting Size 1/2 in, FNPT, Max. Working Pressure @ 70 F 225 psi, Plug Outside Dia. 3 19/32 in, Gasket Material EPDM, Overall Length 2 in, Includes Locking Arm No, Thread Size 1/2 in -14, Plug Length 1 1/8 in