Nibco, NHAWL0H, F-697-O Gate Valve, Cast Iron, Fire Protection, 300/350 PSI WWP, 4"
The NIBCO cast iron gate valve provides full flow with minimal pressure drop. The flanged cast iron gate valve is designed to be the main control valve in an automatic fire sprinkler system.
The NIBCO cast iron gate valve features a Class 250 flanged, raised face end connection for easy installation and accessibility. Outside screw and yoke (OS&Y) gate valves are recommended when positive shutoff and a quick visual indicator of open/closed position is required. It is listed by Underwriters Laboratories (UL) at 350 PSI and FM Approved at 350 PSI. Choose NIBCO gate valves for the most specified, versatile and economical valve option in commercial, mechanical, fire protection and industrial applications.
Features:
- Cast Iron Class 250 flanged
- 350 psi/24.1 bar non-shock water working pressure (WWP) UL
- 300 psi/20.7 bar non-shock water working pressure (WWP) FM
- Outside screw and yoke
- Bolted bonnet
- Solid wedge
- Iron body, bronze mounted trim (IBBM)
- Class 250 flanged end connections
- Use in U.S. drinking water applications is prohibited after January 3, 2014
- Conforms to MSS SP-70
- Listed by Underwriters Laboratories at 350 psi
- FM Approved at 300 psi
- Approved by New York City MEA 420-92-E Vol.2 at 350 psi non-shock cold water
