Smith-Cooper International 4101 Series Bronze Globe Valve, Inline, 1/2" NPT Female, Non-Potable Water Use Only Inline globe valve with non-rising stem for on/off actuation and flow control (throttling) in a pipeline Bronze valve body for higher strength and corrosion resistance than brass Brass stem and disc for higher corrosion resistance than steel Female National Pipe Taper (NPT) threads for connecting to male threaded pipes 200 pounds per square inch (gauge) (psig) for water, oil, and gas (WOG) and 125 psig for steam working pressure (SWP) Product contains brass which does not meet federal and state requirements for drinking water.