NIBCO Check Valve – Class 150, Ductile Iron-FIG No-F-938-31

250 psi/17.2 bar non-shock cold working pressure
150 psi/10.3 bar saturated steam to 366°F/185°C
Iron body, bronze mounted (IBBM)
Bolted bonnet
Renewable seat and disc
Bronze mounted trim
Class 150 flanged end connections
Conforms to MSS SP-136

FIG No-F-938-31

The NIBCO® ductile iron horizontal swing check valve is designed with renewable seat and disc. The swing check valve prevents backflow by automatically closing when fluid reverses direction. The ductile iron Class 150 check valve features raised face flanged end connections for easy installation. It is equipped with a bolted bonnet for maintenance accessibility. The swing check valve includes a renewable cast bronze seat and disc. The check valve is recommended for commercial and industrial steam, water, oil and gas services.