How many 747 400s were built?
The passenger model formed the bulk of 747-400s sold, and 442 were built. In 1989, the Qantas 747-400 VH-OJA flew non-stop from London Heathrow to Sydney, a distance of 18,001 km (9,720 nmi), in 20 hours and 9 minutes to set a commercial aircraft world distance record.
How much weight can a 747-400 carry?
747-400ER Freighter. The standard 747-400 Freighter can carry 248,000 lb (103,419 kg) of cargo approximately 4,450 nmi. With the 747-400ER Freighter, operators can fly an addi- tional 525 nmi or carry an additional 22,000 lb (9,979 kg) of payload.
Can a 747 land without engines?
The higher you get, the less dense air is, which reduces friction and allows reaching higher speed. An engine failure means that the plane is going to have less power and will be forced to fly at a lower altitude. That is enough to warrant an emergency landing. The same can be said about the Boeing 747.
What is a Boeing 747-400?
The Boeing 747-400 is an American wide-body jet airliner developed by Boeing Commercial Airplanes. Derived from the earlier versions of the Boeing 747, the 747-400 retains the four-engine wide-body layout of its predecessors, whilst incorporating numerous technological and structural changes to produce a more efficient airframe.
What are the dimensions of a 244 747-400F?
747-400F Speciﬁcations Speciﬁcations for Selected ULDs 244 x 317.5 (162.2 to 300) cm11.5 to 20.9 m3Variable120 kg Cross Section Showing Main Deck and Lower Compartment
How much weight can a Boeing 747 400 carry?
While using the updated systems and wing design of the passenger versions, it features the original short upper deck found on the classic 747s to reduce weight. The 747-400F has a maximum takeoff weight of 875,000 pounds (397,000 kg) and a maximum payload of 274,100 pounds (124,000 kg).
What kind of display does a 747 400 have?
As a result of airline input, the 747-400’s new digital cockpit design featured cathode-ray tube (CRT) display technologies first employed on the 757 and 767. The autopilot was also changed to that of the 757 and 767; on the 747-400 a software update was added to allow an ‘altitude intervention’ mode. : 145