Dielectric Union, Copper, Zinc-Plated Galvanized, Brass, 1 in, Female, NPT, 3/4 in, Female, Solder, Insulator Material Polysulfone, Gasket Material Buna-N, Nut Material Zinc-Plated Galvanized Steel, 250 psi Maximum Operating Pressure, 33 Degrees to 180 Degrees F, 1 7/8 in Overall Length. This item has been restricted from sale in the following state (s): []