Advanced two-seat scout helicopter being developed by Boeing/Sikorsky until the program was canceled in 2004. The five-bladed RAH-66 had the characteristic boxy, faceted look of an aircraft designed with an emphasis on stealth. This also helped dictate the choice of a Fenestron tail rotor and retractable gun turret and internal weapon mounts. The Comanche was to have been able to carry all current helicopter weapons in US inventory, as well as drones.
