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Though initially fitted with turbojet engines, the dominant engine for the Boeing 707 family was the Pratt & Whitney JT3D, a turbofan variant of the JT3C with lower fuel consumption and higher thrust. JT3D-engined 707s and 720s were denoted with a "B" suffix.
Boeing 707, the first successful commercial passenger jetliner. The mid- to long-range narrow-body four-engine aircraft with a swept-wing design was developed and manufactured by the Boeing Company. It made its first flight on December 20, 1957, and entered commercial service on October 26, 1958.
The Boeing 707 is a four-engined medium-to-long-range narrowbody airliner with a capacity of maximum 189 passengers produced by the American manufacturer Boeing Commercial Airplanes.
Ultimate Boeing 707 Guide. Important note: For this article, I will be referring to each and every variant in as complete a designation as possible. Thus “707-120” MEANS 707-120, and -120 only. Not the -120B, not the extended family of the -120.
Medium to long range airliner and freighter. The 707's jet speed, long range, high seating capacity and operating economics revolutionised airliner travel when it was introduced into service in 1958. The 707 also laid the foundations for Boeing's dominance of the jet airliner market.
Sep 3, 2015 · Engine technology has improved tremendously since the days of the Boeing 707. Today's engines are larger, more powerful, more efficient and quieter than their predecessors. The engines used in first production Boeing 707s (from 1958), the Pratt & Whitney JT3C turbojet, developed a thrust of 50KN (11200 lbf). This engine was the first one (in US ...
Boeing quickly developed the larger 707-320 Intercontinental series with a longer fuselage, bigger wing and higher-powered engines. With these improvements, which allowed increased fuel capacity from 15,000 gallons to more than 23,000 gallons, the 707 had truly intercontinental range of over 4,000 miles in a 141-seat (mixed class) seating ...
