Boeing 737-800

Boeing 737-800. The Boeing 737-800 is a twin-engine, single-aisle jet airliner developed and manufactured by Boeing Commercial Airplanes. As a core member of the Boeing 737 Next Generation family, it was designed to replace the earlier 737-400 and compete directly with the Airbus A320 family. It entered service in 1998 and has since become one of the most successful and widely used commercial aircraft in aviation history.

Development and design

The 737-800 was launched in September 1994 by Boeing as a stretched variant of the 737-700, responding to the market dominance of the Airbus A320. Key design goals included improved fuel efficiency and range over previous Boeing 737 Classic models. It incorporated advanced CFM International CFM56 engines, a redesigned winglet-equipped wing for better aerodynamics, and an updated glass cockpit based on the Boeing 777. The fuselage was lengthened by approximately 9.5 feet compared to the Boeing 737-400, increasing passenger capacity. Major structural and systems work was performed at Boeing's facility in Renton, Washington.

Operational history

The 737-800 entered commercial service in April 1998 with launch customer Hapag-Lloyd Flug (now part of TUIfly). It quickly became a best-seller for Boeing, favored by both full-service carriers like United Airlines and American Airlines, and low-cost operators such as Ryanair and Southwest Airlines. Its reliability and economics made it a ubiquitous workhorse on short to medium-haul routes globally, from domestic flights in the United States to transcontinental routes across Europe and Asia. The type has been instrumental in the growth of budget aviation, with Ryanair operating one of the largest fleets. It also serves as a platform for military derivatives like the Boeing P-8 Poseidon used by the United States Navy and the Royal Australian Air Force.

Variants

The primary variant is the standard 737-800 passenger model. A higher-gross-weight version, the 737-800ERX, was proposed but not produced. The most significant development was the conversion of the design into the Boeing Business Jet (BBJ2), offering increased range and luxury interiors. The 737-800's design and systems directly informed the development of its successor, the Boeing 737 MAX 8, which features more efficient CFM International LEAP engines and aerodynamic refinements. The aforementioned Boeing P-8 Poseidon maritime patrol aircraft is a militarized variant developed for anti-submarine warfare.

Specifications (737-800)

The 737-800 is typically configured for 162 to 189 passengers in a two-class layout. It is powered by two CFM International CFM56-7B turbofan engines, each producing up to 27,300 lbf of thrust. The aircraft has a length of 129 feet 6 inches, a wingspan of 117 feet 5 inches (including winglets), and a height of 41 feet 2 inches. Its maximum take-off weight is 174,200 pounds, with a maximum range of approximately 3,115 nautical miles. The cruise speed is Mach 0.785, and it operates with a two-person glass cockpit flight deck crew.

Incidents and accidents

While the 737-800 has a strong safety record, it has been involved in several notable events. These include the crash of Air India Express Flight 812 in Mangalore in 2010, which was attributed to pilot error. In 2016, Flydubai Flight 981 crashed during a go-around at Rostov-on-Don airport in poor weather. A non-fatal but significant incident involved Southwest Airlines Flight 1380 in 2018, which suffered an uncontained engine failure leading to a passenger fatality. The aircraft's design was scrutinized following the Lion Air Flight 610 and Ethiopian Airlines Flight 302 crashes, though these involved the newer Boeing 737 MAX variant, not the 737-800.

Category:Boeing 737 Category:Aircraft first flown in 1997 Category:Twinjets