Cam and Groove Coupling Socket Body Material Aluminum Type D Coupling Size 1/2 in Female Connection Type NPT Hose Fitting Size 1/2 in FNPT Max Working Pressure @ 70 F 150 psi Socket Inside Diameter 1/2 in Gasket Material Nitrile Overall Length 1 31/32 in Includes Locking Arm Yes Thread Size 1/2 in -14