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The Boeing 747 is a long-range wide-body airliner designed and manufactured by Boeing Commercial Airplanes in the United States between 1968 and 2023. After the introduction of the 707 in October 1958, Pan Am wanted a jet 2 + 1 ⁄ 2 times its size, to reduce its seat cost by 30%. In 1965, Joe Sutter left the 737 development
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The Boeing 747-400 is a large, long-range wide-body airliner produced by Boeing Commercial Airplanes, an advanced variant of the initial Boeing 747.The "Advanced Series 300" was announced at the September 1984 Farnborough Airshow, targeting a 10% cost reduction with more efficient engines and 1,000 nautical miles [nmi] (1,900 km; 1,200 mi) of additional range.
Pratt & Whitney faced difficulties with the JT9D design during the Boeing 747 test program. Engine failures during the flight test program resulted in thirty aircraft being parked outside the factory with concrete blocks hanging from the pylons, awaiting redesigned engines. Boeing and Pratt & Whitney worked together in 1969 to solve the problem.
Among its six active jets is one Boeing 747-400, per ch-aviation data. 88-year-old King Salman travels with a 1,500-person entourage and two Mercedes Benz limousines, The Points Guy reported.
Boeing stated that the 747-8I was the world's fastest commercial jet. [140] For the 747-8, Boeing proposed some changes to the interior layout of the aircraft. The -8I's upper deck is lengthened compared to the 747-400. [141] [142] Most noticeable are the curved stairway to the upper deck and a more spacious main passenger entrance. [143]
The world's largest cave is so big that a Boeing 747 could fly through its largest cavern unscathed. It could fit a Manhattan city block complete with 40-story skyscrapers and has its own weather ...