"MD Helicopters 520N NOTAR"@en . . "MD Helicopters 520N NOTAR"@en . . "The MD 520N NOTAR is a small transport helicopter that only appears in Counter-Strike: Condition Zero Deleted Scenes. It is modeled after the real life MD520N, a helicopter variant of the MD500."@en . . . . "The MD 520N NOTAR is a small transport helicopter that only appears in Counter-Strike: Condition Zero Deleted Scenes. It is modeled after the real life MD520N, a helicopter variant of the MD500."@en . . . "Helicopter"@en .