Boeing 777 – Originally envisioned as a trijet 767 in the 1970s to compete with the DC-10 and the L-1011; later became a new twin-engine design. See also [ edit ]

The Boeing 767 is an American wide-body airliner developed and manufactured by Boeing Commercial Airplanes. The aircraft was launched as the 7X7 program on July 14, 1978, the prototype first flew on September 26, 1981, and it was certified on July 30, 1982.

A trijet is a jet aircraft powered by three jet engines. In general, passenger airline trijets are considered to be second-generation jet airliners , due to their innovative engine locations, in addition to the advancement of turbofan technology.

Apr 29, 2024 · A rise in popularity of the tri-jet saw many large carriers welcome them to their fleet between 1970 and 1990. The most significant variants have been replaced with more popular dual-engine aircraft (like the Boeing 767, 787, 777, or Airbus A330 and A350).

11 hours ago · The backlog is even larger when it comes to the 767-2C (or KC-46), with 74 unfilled orders set to join the 94 units that are already in service. All in all, this makes for a total backlog of 109 aircraft, which will take the total production output to an impressive grand total of 1,430 Boeing 767 jets when all is said and done.

The 767 family is the most successful twin-engined widebody commercial aircraft, having sold more than 950 units. Its development ultimately led to three main variants: the -200 series, the -300 series and the -400 series. The -300 series accounts for the largest number of aircraft sold.

Boeing pitched the 767 early to Northwest, but in contrast to the enthusiastic reception the 757 received, there was no appetite for the wide body twin.

Jun 15, 2024 · Between the 1970s and 1990s, many major airlines added Tri-Jets to their fleets due to their growing popularity. The most notable versions have been replaced by more widely used dual-engine aircraft such as the Boeing 767, 787, 777, or the Airbus A330 and A350. Let’s take a look at their past to see what made them famous so recently.

Oct 9, 2023 · This system, known as Extended-range Twin-engine Operational Performance Standards (ETOPS), allowed twin-engine aircraft to fly further from a diversion airport. In 1985, a Boeing 767-200 completed the first transatlantic flight using ETOPS certifications between Boston and …

Jun 13, 2021 · The 777-100 trijet would fit in a new 1980s Boeing line up, including a twin-engine Boeing 757 to replace its 727, a twin-engine 767 to challenge the Airbus A300, and the trijet 777 concepts competing with the DC-10 and L-1011.