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    • Butterfly Valve - Ductile Iron, Sprinkler System, UL Listed, LD-3510
    The NIBCO® ductile iron butterfly valve is designed specifically to meet the rigorous requirements of automatic sprinkler systems. The unique EPDM molded-in seat liner with ductile iron disc provides bubble-tight shutoff at rated pressure. With the internal stem/disc geometric drive design there is no need for pins or bolts that may create leak paths or turbulence in the waterway. An extended neck allows for insulation up to 2 inches. 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.
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    Material Number

    UPC Code

    Valve Size

    Connection Type

    Description

    Turns/Operation

    N/A 039923731555 N/A 2 N/A L - Lug N/A LD35104 2 UL/FM BFV W/GO W/O SWITCH N/A Quarter-Turn
    N/A 039923731562 N/A 2 1/2 N/A L - Lug N/A LD35104 2-1/2 UL/FM BFV W/GO W/O SWITCH N/A Quarter-Turn
    N/A 039923731579 N/A 3 N/A L - Lug N/A LD35104 3 UL/FM BFV W/GO W/O SWITCH N/A Quarter-Turn
    N/A 039923731586 N/A 4 N/A L - Lug N/A LD35104 4 UL/FM BFV W/GO W/O SWITCH N/A Quarter-Turn
    N/A 039923731593 N/A 5 N/A L - Lug N/A LD35104 5 UL/FM BFV W/GO N/A Quarter-Turn
    N/A 039923731609 N/A 6 N/A L - Lug N/A LD35104 6 UL/FM BFV W/GO W/O SWITCH N/A Quarter-Turn
    N/A 039923731616 N/A 8 N/A L - Lug N/A LD35104 8 UL/FM BFV W/GO W/O SWITCH N/A Quarter-Turn
    N/A 039923731623 N/A 10 N/A L - Lug N/A LD35104 10 UL/FM BFV W/GO W/O SWITCH N/A Quarter-Turn
    N/A 039923731630 N/A 12 N/A L - Lug N/A LD35104 12 UL/FM BFV W/GO W/O SWITCH N/A Quarter-Turn
    N/A 039923732651 N/A 2 N/A L - Lug N/A LD35108 2 UL/FM BFV W/GO W/SWITCH N/A Quarter-Turn
    N/A 039923732668 N/A 2 1/2 N/A L - Lug N/A LD35108 2-1/2 UL/FM BFV W/GO W/SWITCH N/A Quarter-Turn
    N/A 039923732675 N/A 3 N/A L - Lug N/A LD35108 3 UL/FM BFV W/GO W/SWITCH N/A Quarter-Turn
    N/A 039923732682 N/A 4 N/A L - Lug N/A LD35108 4 UL/FM BFV W/GO W/SWITCH N/A Quarter-Turn
    N/A 039923732699 N/A 5 N/A L - Lug N/A LD35108 5 UL/FM BFV W/GO W/SWITCH N/A Quarter-Turn
    N/A 039923732705 N/A 6 N/A L - Lug N/A LD35108 6 UL/FM BFV W/GO W/SWITCH N/A Quarter-Turn
    N/A 039923732712 N/A 8 N/A L - Lug N/A LD35108 8 UL/FM BFV W/GO W/SWITCH N/A Quarter-Turn
    N/A 039923732729 N/A 10 N/A L - Lug N/A LD35108 10 UL/FM BFV W/GO W/SWITCH N/A Quarter-Turn
    N/A 039923732736 N/A 12 N/A L - Lug N/A LD35108 12 UL/FM BFV W/GO W/SWITCH N/A Quarter-Turn
    N/A N/A 2 N/A L - Lug N/A LD35108WP 2 UL BFV W/WALL POST & SW N/A Quarter-Turn
    N/A N/A 2 1/2 N/A L - Lug N/A LD35108WP 21/2 UL BFV W/WALL PST & SW N/A Quarter-Turn
    N/A 039923404848 N/A 4 N/A L - Lug N/A LD35108WP 4 UL BFV W/WALL POST & SW N/A Quarter-Turn
    N/A 039923406170 N/A 6 N/A L - Lug N/A LD35108WP 6 UL BFV W/WALL POST & SW N/A Quarter-Turn
    N/A 039923406187 N/A 8 N/A L - Lug N/A LD35108WP 8 UL BFV W/WALL POST & SW N/A Quarter-Turn
    N/A N/A 10 N/A L - Lug N/A LD35108WP 10 UL BFV W/WALL POST & SW N/A Quarter-Turn
    N/A N/A 12 N/A L - Lug N/A LD35108WP 12 UL BFV W/WALL POST & SW N/A Quarter-Turn
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