The NIBCO® flanged end flat faced type Butterfly Valves provides bubble-tight shutoff at 200 psi. The valve is an excellent substitute for a gate valve installed in water (200°F or lower) applications, commercial and some light industrial process applications including HVAC, in addition to hot and cold potable water. Valve pressure rating 200 psi Max temperature rating 200°F Flanged style EPDM encapsulated ductile iron disc Stainless steel stem with metal bushings Operating mechanism: Bare stem, infinite position plate and lock, lever lock, manual gear operator Not recommended for steam service Conforms to MSS SP-67 MSS SP-25 (markings) Size range 2” to 12”

link:http://www.nibco.com/Valves/Butterfly-Valves/Cast-Iron-Butterfly-Valves/FC-2765-Butterfly-Valve-Cast-Iron-200-PSI-Flanged/