The NIBCO® ductile iron butterfly valve provides ease of operation with quarter-turn (90 degrees) open to close. The Buna-N cartridge seat liner with stainless steel disc provides good abrasion resistance properties and compatibility with solvents, oil, water and hydraulic fluid. 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® butterfly valves for the most specified, versatile and economical valve option in commercial, mechanical and industrial applications. NIBCO® butterfly valves are backed by the NIBCO 5-year 125% limited warranty.
Unit of Measure

UPC Code

N/A 039923255563

Connection Type

N/A L - Lug

Valve Size

N/A 20

Valve Operator

N/A Gear Operator


N/A LD21225 20 200PSI/BUNA/316 SS W/GO


N/A Quarter-Turn


N/A 569 lb