Cam and Groove Coupling Socket Body Material 304 Stainless Steel Type D Coupling Size 3/4 in Female Connection Type NPT Hose Fitting Size 3/4 in FNPT Max Working Pressure @ 70 F 150 psi Socket Inside Diameter 1 1/4 in Gasket Material Nitrile Overall Length 52.2 mm Includes Locking Arm No Thread Size 3/4 in -14