NASA 515 was a Boeing 737 heavily modified for NASA use as a continuing research. The aircraft was the first 737 built and was used by Boeing to qualify the 737 design. NASA 515 was maintained and flown by Langley Research Center as part of the Terminal Area Productivity (TAP) program. The aircraft is on public display at the Museum of Flight near Seattle Washington.
Made by Boeing.
It is the successor of the Boeing 737 .