W-960-W Class 250, Iron Body, Buna-N Seat

Class 250, Iron Body, Buna-N Seat The NIBCO� wafer style silent check valve is spring actuated with renewable bronze seat and disc. The spring return reduces noise for quiet operation. Check valves prevent backflow by automatically closing when fluid reverses direction. The check valve is recommended for commercial and industrial water applications. The NIBCO� cast iron sliding disc check valve is wafer style to fit between standard flanges. Wafer checks may be installed in horizontal positions (or vertical with flow moving up). Please refer to NIBCO technical data sheets, chemical resistance guides and catalogs for engineering and installation information. Choose NIBCO� check valves for the most specified, versatile and economical valve option in commercial, mechanical and industrial applications. NIBCO� check valves are backed by the NIBCO 5-year 125% limited warranty. 400 psi/27.6 bar non-shock cold working pressure Max temperature 180�F/82�C Renewable seat and disc Spring actuated (1/2 psi cracking pressure) Class 250 wafer end connections Conforms to MSS SP-125 Size range 2� to 10�