The NIBCO? bronze horizontal swing Check Valves has a Y-pattern design with renewable Buna-N seat and disc. The swing check valve prevents backflow by automatically closing when fluid reverses direction. The check valve is recommended for fire protection trim valve service.  

200 psi/13.8 bar non-shock water working pressure (WWP)

Y-pattern

Renewable disc

Regrindable seat

Class 125 threaded end connections

Conforms to MSS SP-80

Size range ?