Cam and Groove Coupling, Socket, Body Material Polypropylene, Type D, Coupling Size 1 1/2 in, Female, Connection Type NPT, Hose Fitting Size 1 1/2 in, FNPT, Max. Working Pressure @ 70 F 300 psi, Socket Inside Diameter 2 9/64 in, Gasket Material EPDM, Overall Length 4 27/32 in, Includes Locking Arm No, Thread Size 1-1/2 in -11-1/2