Cam and Groove Coupling Socket Body Material 316 Stainless Steel Type C Coupling Size 3 in For Hose I.D. 2 1/2 in Male Connection Type Hose Shank Hose Fitting Size 2 1/2 in Male Hose Shank Max Working Pressure @ 70 F 125 psi Socket Inside Diameter 3 in Gasket Material Nitrile Overall Length 5 29/32 in Includes Locking Arm No