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The 707 was based on the 367-80 "Dash 80" N708PA, the first Boeing 707 built. (1957) During and after World War II, Boeing was known for its military aircraft. The company had produced innovative and important bombers, from the B-17 Flying Fortress and B-29 Superfortress to the jet-powered B-47 Stratojet and B-52 Stratofortress, but its commercial aircraft were not as successful as those from ...
The Boeing 367-80 is a retired American four-engined jet prototype aircraft built by Boeing to demonstrate the advantages of jet propulsion for commercial aviation. It served as basis for the design of the KC-135 tanker and the 707 airliner. The Boeing 367-80 first flew in 1954, less than two years from project launch.
Airlines commonly order aircraft with special features or options, but Boeing builds certain models specifically for a particular customer. The Boeing 707-138B was a shortened-fuselage, long-range model only sold to Qantas. The Boeing 757-200M was a single-example model built for Royal Nepal Airlines (now called Nepal Airlines). This plane ...
US Air Force procurement of the Boeing 707 was very limited, amounting to three Model 707-153s designated VC-137A. When delivered in 1959 these had four 13,500 lb (6,100 kg) dry thrust Pratt & Whitney J57 (JT3C6) turbojets; when subsequently re-engined with 18,000 lbf (80 kN) dry thrust TF33-P-5 (JT3D) turbofans they were redesignated VC-137B.
The DC-7C sold better than its rival, the Lockheed L-1649A Starliner, which entered service a year later, [9] but sales were cut short by the arrival of Boeing 707 and Douglas DC-8 jets in 1958–60. Starting in 1959 Douglas began converting DC-7s and DC-7Cs into DC-7F freighters to extend their useful lives. The airframes were fitted with ...
Manufacturing engineer Douglas Dorsey started working at Boeing in 1984 and retired in 2017. Dorsey worked on the Boeing 777 and 787 Dreamliner, where he said things began to unravel.
SAM 26000 was the first of two Boeing VC-137C United States Air Force aircraft specifically configured and maintained for use by the President of the United States.It used the callsign Air Force One when the president was on board, otherwise SAM 26000 (spoken as 'SAM two-six-thousand'), with SAM indicating Special Air Mission.
SAM 27000 was the second of two Boeing VC-137C United States Air Force aircraft that were specifically configured and maintained for the use of the president of the United States. It used the call sign Air Force One when the president was on board, and at other times it used the call sign SAM 27000 (spoken as 'SAM two-seven-thousand'), with SAM ...