Merit Brass Stainless Steel 316 Ball Valve, Three Piece, Full Port, Lever, 1/2" NPT Female Made of stainless steel 316 for strength and resistance to corrosion Lever handle with vinyl sleeve for manual on/off control Full port flow for higher operating efficiency than standard port Pounds per square inch (gauge) (psig) rating of 1,000 for water, oil, and gas (WOG) applications Female National Pipe Taper (NPT) threads for use with male threaded pipes