Boeing 747-8

Boeing 747-8
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Name	Boeing 747-8
Caption	A Lufthansa 747-8I in flight
Type	Wide-body jet airliner / Cargo aircraft
National origin	United States
Manufacturer	Boeing Commercial Airplanes
First flight	8 February 2010
Introduction	12 October 2011 (Cargolux -F); 1 June 2012 (Lufthansa -I)
Status	In service
Primary users	Atlas Air, UPS Airlines, Lufthansa, Cargolux
Produced	2008–2022
Number built	155 (48 -I, 107 -F)
Unit cost	$418.4M (747-8I, 2018)

Boeing 747-8 is the final and largest variant of the Boeing 747 family, a wide-body jet airliner developed and produced by Boeing Commercial Airplanes. Officially launched in 2005, the program aimed to modernize the iconic jumbo jet with new technologies, improved efficiency, and increased capacity to compete with newer Airbus A380 and Boeing 777 models. The 747-8 retains the classic humped upper deck of its predecessors but features a significantly lengthened fuselage, advanced GEnx-2B67 engines, and a new, more aerodynamic wing design.

Development and design

The development of the 747-8 was formally launched by Boeing in November 2005, with Lufthansa and Cargolux as the initial customers for the passenger and freighter variants, respectively. The design phase heavily leveraged technologies from the Boeing 787 Dreamliner, particularly the use of advanced, lightweight composite materials and the more efficient General Electric GEnx engine core. A primary structural change was the lengthening of the fuselage, making it the longest commercial airliner in the world until the debut of the Boeing 777-9. The new, raked wingtip design reduced induced drag and improved fuel efficiency, while the updated flight deck incorporated features from the Boeing 777 and Boeing 787. Major assembly took place at Boeing Everett Factory in Washington.

Variants

The program produced two main variants: the 747-8 Intercontinental (747-8I) passenger aircraft and the 747-8 Freighter (747-8F). The 747-8I was designed to carry up to 467 passengers in a typical three-class configuration, featuring a redesigned, more spacious interior with sculpted ceilings and larger overhead bins inspired by the Boeing 787. The 747-8F, which entered service first, is a dedicated cargo aircraft with a large nose door and side door for loading, offering the highest payload capacity and cargo revenue of any production freighter. A special head-of-state version, designated VC-25B, was also ordered to replace the existing VC-25A fleet for the United States Air Force.

Operational history

The 747-8F conducted its maiden flight on 8 February 2010 and entered commercial service with launch customer Cargolux on 12 October 2011. The 747-8I first flew on 20 March 2011 and began passenger operations with Lufthansa on 1 June 2012, serving routes like Frankfurt to Washington Dulles. While sales were strongest for the freighter variant, passenger operators included Korean Air, Air China, and Taiwan's China Airlines. The type has been used for notable charters, including transporting the Pope and serving as the official transport for the President of South Korea. Boeing announced the end of 747 production in 2022, with the final aircraft, a 747-8F for Atlas Air, delivered in January 2023.

Specifications (747-8I & 747-8F)

The 747-8 is powered by four General Electric GEnx-2B67 turbofan engines, each producing 66,500 lbf of thrust. The 747-8I has a length of 76.3 m, a wingspan of 68.4 m, and a maximum take-off weight (MTOW) of 447,700 kg. Its typical range is 14,815 km. The 747-8F shares the same wingspan and similar dimensions but has a slightly lower MTOW of 442,253 kg and a range of 13,450 km at full payload. Both variants feature a cruising speed of Mach 0.855 and a service ceiling of 43,100 ft. The flight deck is operated by a two-person crew, with advanced fly-by-wire systems for the outboard ailerons and spoilers.

Operators

The largest operators of the 747-8 are cargo airlines. As of 2023, Atlas Air operates the largest fleet, followed by UPS Airlines and Cargolux. Other significant cargo operators include Silk Way West Airlines and AirBridgeCargo Airlines. In passenger service, Lufthansa remains the largest operator, with Korean Air and Air China also maintaining smaller fleets. The Government of South Korea operates a specially configured 747-8I for presidential travel. The United States Air Force has two VC-25B aircraft on order to replace the current VC-25As used for Air Force One missions.

Category:Boeing 747 Category:Four-engined jet aircraft Category:Aircraft first flown in 2010