Ball Valve, Lead-Free Naval Brass, Arsenical, Inline, 1-Piece, Pipe Size 1/2 in/ MAXIMUM OPERATING TEMP: 180.0 DEG FAHRENHEIT SINGLE RESPONSE VALVE OPERATION METHOD: MANUAL VALVE SIZE: 0.500 INCHES MAXIMUM OPERATING PRESSURE: 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE PART NAME ASSIGNED BY CONTROLLING AGENCY: BALL VALVE 1/2"-LEAD FREE MATERIAL: COPPER ALLOY BODY MEDIA FOR WHICH DESIGNED: WATER, FRESH SINGLE RESPONSE