... , CuZn39Pb3, CW617n, CuZn40Pb2, DZRBall MaterialBrass as above, lead free brass, ball chrome coatedStem MaterialBrass as above, iron brass coatedSealingPTFE/TEFLON, VITON ... PVC coated, steel PVC covered, Aluminium butterfly (T) handleBody FinishBrass natural, nickle platedConnectionThreaded ISO228, BSP, NPT, FF, MF, FF, UNIONNut for ... , Nylon Insert Hex nut, Brass Nut female and male brass ball valve