3/4" stainless steel ball valve FNPT to FNPT SS304 ball valve. Number of item: pack of 1 The max. working pressure is 230 psi. It can be used for water, oil and gas. The connection type is 3/4" NPT female to female. The temp. range is 5℉ to 310℉. The handle is with blue vinyl insulation. A shut-off valve regulates the flow of the liquid or the gas using a rotary ball having a bore.