The Northrop M2-F2 was a heavyweight lifting body based on studies at NASA's Ames and Langley research centers and built by the Northrop Corporation in 1966.
First flight July 12, 1966
Retired May 10, 1967
M2-F2 flight footage including the spectacular May 10, 1967 crash landing were used for the 1973 television series The Six Million Dollar Man.