X-5
Mission: The X-5 was the first jet-propelled aircraft ever to fly with in-flight variable-swept-wing capability. It was designed to explore transonic speeds and to investigate the attributes of variable swept for low- and high-speed flight. It was equipped with a single Allison J35-A-17A turbojet engine.
Manufacturer: Bell Aircraft Corporation
Number Built: 2
Sponsor: USAF, NACA
Fastest Flight: 0.98 Mach (705 mph)
Highest Flight: 42,000 feet (approx.)
First Flight: 20 June 1951
Last Flight: 25 October 1955
Total Flights: 149
Length: 33 feet 4.5 inches
Wingspan: 20 feet 9 inches (swept);
33 feet 6 inches (unswept)
Height: 12 feet 0 inches
Gross Weight: 9,875 lb
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