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The longer-range 777-300ER and 777-200LR variants entered service in 2004 and 2006, respectively, while a freighter version, the 777F, debuted in 2009. [6] United Airlines first placed the 777 into commercial airline service in 1995. The most successful variant is the 777-300ER with 799 aircraft delivered and over 844 orders to date. [7]
The extended-range 777-300ER, with a MTOW of 700,000–775,000 lb (318–352 t), entered service in 2004, the longer-range 777-200LR in 2006, and the 777F freighter in 2009. These second-generation 777 variants have extended raked wingtips and are powered exclusively by 110,000–115,300 lbf (489–513 kN) GE90 engines.
These codes are defined by both the International Civil Aviation Organization (ICAO) and the International Air Transport Association (IATA). ICAO codes are published in ICAO Document 8643 Aircraft Type Designators [1] and are used by air traffic control and airline operations such as flight planning. While ICAO designators are used to ...
The airline ordered three variants of the latter: the -300ER, the -200LR, and the 777F. The newest addition to the fleet is the Boeing 737 MAX 8 , which Qatar Airways began operations with in 2023. The airline has orders for the Boeing 737 MAX 10 , the Airbus A321neo , and the Boeing 777X .
The order included all three variants of 777, i.e. three 777-200ER (Extended Range), two 777-200LR (Longer Range), and three 777-300ER versions. PIA was the launch customer that revived the Boeing 777-200LR project that, until then, only had three orders.
The General Electric GE90-115B of the earlier 777-200LR and -300ER variants has a 42:1 overall pressure ratio and 23:1 HP compressor ratio. Rolls-Royce Plc proposed its RB3025 concept with a 132 in (335 cm) fan diameter, a 12:1 bypass ratio, and a 62:1 overall pressure ratio, targeting a fuel burn of more than 10% lower than the GE90-115B and 15% lower than its Trent 800 powering the 777; the ...
The number of 777 customers had grown to 25 airlines by June 1997, with 323 aircraft on order. [2] On August 26, 2004, Singapore Airlines followed up with a US$4 billion order for the 777-300ER, including 18 firm orders and 13 options. [3] The combined orders would make the carrier's 777 fleet number 77 when deliveries were complete. [3]
Replaced by Boeing 777-300ER. [23] Airbus A340-500: 2 2004 2007 Disposed to TAM Airlines. Replaced by Boeing 777-200LR. [23] Avro Lancastrian: Unknown 1943 1947 [23] BAe 146-200: 5 1990 2005 Operated by Air BC. [23] 5 Operated by Air Nova. Boeing 727-200: 30 1974 1992 [23] Boeing 737-200: 44 1976 2004 Former Canadian Airlines International ...