Cam and Groove Coupling Socket Body Material 304 Stainless Steel Type B Coupling Size 6 in Male Connection Type NPT Hose Fitting Size 6 in MNPT Max Working Pressure @ 70 F 75 psi Socket Inside Diameter 6 15/16 in Gasket Material Nitrile Overall Length 103.8 mm Includes Locking Arm No Thread Size 6 in -8