This 2″ Square Operating nut is designed to fit Flui-PRO Butterfly Valves. It should be installed directly to valve stem or a valve stem extension. This 2″ Square Operating Nut permits the opening and closing of 4″ & 6″ Flui-PRO Butterfly Valves in out of reach locations using an industry standard T-bar wrench or key. The 2″ square operating nut is an industry standard accessory when installing valves in hard to reach location or below grade installations.








