The Boeing 777 is a wide-body passenger aircraft developed by Boeing in the United States. was officially launched on October 29, 1990, and the Boeing 777-200 made its first flight on June 2, 1994. It received the type certificate from the Federal Aviation Administration and the European Joint Aviation Authorities on April 19, 195, and the first aircraft was delivered to the customer on May 17, 1995. The Boeing 777-300 an extended version of the Boeing 777-200 twin-engine aircraft.
On June 26, 1995, Boeing officially decided to the 777-300. Before this, Boeing conducted a market feasibility study on whether to extend the 777-200, determined the design requirements for the 777-300. The 300 model is 10.1 meters longer than the 77-200 model, making it longer than the Boeing 747 model.
The B777-300 has a passenger capacity and similar to the older Boeing 747, with a standard three-class layout for 368 passengers; a standard two-class layout for 451 passengers and a maximum passenger capacity of up to 550 people. The range reaches 11,135 kilometers. The passenger capacity is 20 more than the benchmark model, which can meet the needs of customers who want to replace the early models of the Boeing 747.
The Boeing 77-300 is the first aircraft to have a camera as standard equipment, which allows the pilot to see the skidding of the wheels. To improve maneuverability the camera is located on the leading edge of the left and right horizontal stabilizers and under the fuselage, and is used for ground control of the aircraft. The is displayed on the multi-functional display in the cockpit in a 3-way split form. The 777-300 has a longer fuselage and a skid to avoid tail strike, and uses a new type of semi-levered landing gear, which can take off from airports with poor conditions.
The Boeing777-300 announced in June 1995 belongs to the B-type market, and is an extended version of the Boeing 77-200. The fuselage is extended by 10.13 meters. The -300 series is mainly used to replace the early Boeing 47 series, with a maximum passenger capacity of up to 550 people, and maintenance costs are 40% lower than the early 74 series. The -300 model can carry 368 people in a three-class cabin layout, with a range of 11,135 (6,015 nautical miles), and can choose PW4090 with a thrust of 90,000 pounds, Trent 92 with a thrust of 92,000 pounds, or GE90-92B, 98,000 pounds as the engine. The Boeing 777-300 made its first appearance at the Paris Air Show in June 1995, and the first -00 model was delivered from the factory on September 8, 1997, made its first flight on October 16, 199, and received the airworthiness certificate and 180-minute ETOPS on May 4, 1998, and was delivered to the first customer Cathay Pacific, on May 21.
Boeing has delivered a total of 60 -300 models, and as of August 208, all 60 -300 models are still in operation.
Model: 777-300
Length: 73.0 m
Wingspan: 60.90 m, 64.80 m
Height: 18.50 m, 8.60 m
Cabin width: 5.86 m
Maximum seat number: 550, 550
Typical number: 368, 368
Range: 11,135 km, 14,600 km
Cru speed: 0.84 Mach
Maximum take-off weight: 297,550kg, 351,534kgPower plant: optional engine models: PW4098 (thrust 98,000 pounds) or RR Trent 892 (9,000 pounds) or GE 90-94B (93,700 pounds)
GE90-115B (for777-300ER, thrust 115,300 pounds or 513 kN)
Maximum fuel capacity: 11,170 liters, 181,280 liters
2025/2/18