Black Malleable And Cast Iron Hex Locknuts Are Used For Use With A Variety Of Natural Gas or Hot Water Heating Systems And Plumbing Applications.
Black Malleable And Cast Iron Hex Locknuts are solidly made for long lasting durability and dependability. For use with various type fittings to securely hold pipes in place. Black Malleable Iron and Black Cast Iron fire and corrosion resistant properties make them especially useful for natural gas or hot water heating systems or plumbing applications. Available in wide selection of 1/8 to 4 inch diameter sizes.