F-918-BLW Cast Iron, Class 125, Check Valve, Swing, w/Lever & Weight

Cast Iron, Swing, Flanged, Bolted Bonnet, w/Lever & Weight

Material Description - F918B L&W FLGD CHECK CAST IRON
 Valve Type 21/IRON
 NIBCO Bronze and Iron Valves

The NIBCO® cast 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 check valve is recommended for commercial and industrial steam, water, oil and gas services. The valve is Class 125 flanged iron body and bronze mounted trim (IBBM).

The NIBCO® cast iron check valve features flanged end connections for easy installation. It is equipped with a bolted bonnet for maintenance accessibility. Swing 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 backed by the NIBCO 5-year 125% limited warranty.

125 psi/8.6 bar saturated steam to 353°F/178°C
200 psi/13.8 bar non-shock cold working pressure
Bronze mounted trim
Bolted bonnet
Renewable seat and disc
Class 125 flanged end connections
Conforms to MSS SP-71 Type 1
Size range 2" to 12"