NIBCO NLK862FF, 76 mm Butterfly Valve Ductile Iron, Fire Protection, Normally Closed, UL Listed

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This NIBCO grooved type butterfly valve is classified as a fire protection control valve that is Underwriters Laboratories listed and Factory Mutual approved for bubble-tight shuto ff at 300 psi water working pressure. Grooved ends are compatible with IPS pipe. This NIBCO ductile iron butterfly valve is designed specifically to meet the rigorous requirements of automatic sprinkler systems. The EPDM encapsulated ductile iron disc provides bubble-tight shutoff at rated pressure. These valves are installed and monitored in fire protection applications where they remain in the normally closed position. A typical application would be fire pump test bypass lines. With the internal splined stem/disc drive design there is no need for pins or bolts that may create leak paths or turbulence in the waterway Please refer to NIBCO technical data sheets, chemical resistance guides and catalogs for engineering and installation information. Choose NIBCO ductile iron butterfly valves for the most specified, versatile and economical valve option in commercial, mechanical and fire protection systems. NIBCO butterfly valves are backed by the NIBCO 5-year 125% limited warranty.Features Valve pressure rating 300 psi wwp Grooved style EPDM encapsulated ductile iron disc Designed for normally closed position monitoring Stainless steel stem with metal bushings Available with (suffix 8N) internal monitor switches Operating mechanism: Manual gear operator UL/ULC Listed FM Approved UL Listed for Indoor and Outdoor Service MSS SP-25 (markings) Show more