Cam and Groove Adapter Plug Body Material Polypropylene Type E Coupling Size 4 in For Hose I.D. 4 in Male Connection Type Hose Shank Hose Fitting Size 4 in Male Hose Shank Max Working Pressure @ 70 F 50 psi Plug Outside Dia 4 23/32 in Gasket Material EPDM Overall Length 7 3/8 in Includes Locking Arm No Plug Length 2 3/8 in