Description
4″ flanged cast iron swing check valve rated to 250 psi/17.2 bar saturated steam to 406°F/207°C. This valve features a bolted bonnet, renewable bronze seat and disc, and Class 250 flanged end connections. Use in U.S. drinking water applications is prohibited after January 3, 2014.
Features
- 250 psi/17.2 bar saturated steam to 406°F/207°C
- 500 psi/34.5 bar non-shock cold working pressure
- Bolted bonnet
- Renewable bronze seat and disc
- Class 250 flanged end connections
- Use in U.S. drinking water applications is prohibited after January 3, 2014
- Conforms to MSS SP-71 Type 1
- Approved by the New York City BSA 143-69-SA at 350 psi non-shock cold water
