Dust Plug, Plug, For Coupling Size 4 in, Body Material Polypropylene, Type DP, Coupling Size 4 in, Natural, Plug Outside Dia. 4 23/32 in, Gasket Material EPDM, Overall Length 3 1/2 in, Includes Locking Arm No, Plug Length 2 3/8 in, 75 psi. This item has been restricted from sale in the following state (s): []