Dust Plug, Plug, For Coupling Size 1 in, Body Material Polypropylene, Type DP, Coupling Size 1 in, Natural, Plug Outside Dia. 1 7/16 in, Gasket Material EPDM, Overall Length 1 3/4 in, Includes Locking Arm No, Plug Length 1 3/8 in, 300 psi