The 747-400 is the latest, longest ranging and best selling model of the 747 family. Boeing launched the 747-400 in October 1985 and the first development aircraft first flew on April 29 1988.

Jan 2, 2007 · The 747-600X was to measure 85m in length and feature new wing based on the 777. MH signed an order for 10 -600X and 5 -500X in 1996 but Boeing preferred a blue chip carrier (no one showed interest) and thus does not constitute a launch order.

Dec 26, 2001 · I'm trying to find info about a 747-600/700X that was planned by Boeing a while ago. The early desings had a 5th engine mounted on the tail. Like an MD-11. I saw a drawing of one a long, long time ago. I guess the idea was thrown out. Somebody else on this web site mentioned that they had seen it too. Anyways, thought I'd ask. Thanks.

747-100 - Empty 162,386kg (358,000lb), max takeoff 340,195kg (750,000lb). 747-200 - Operating empty with JT9Ds 169,960kg (374,400lb), with CF680C2s 172,730kg (380 ...

Jan 4, 2007 · I know I have been coming across as of late as an Airbus apologist, and Airbus' decision may have been driven more by prestige ("make it bigger then the 747 and sell more") then engineering and marketing needs, but I have always been led to believe by Airbus marketing [ ] that they felt larger and larger planes were going to be needed, so they wanted a plane that could more easily and less ...

May 17, 2000 · 747-600 Discussions about factual events happening in the airline and general aviation industries. If it's happening in commercial aviation, you'll get the information and opinions here first.

Jul 26, 2020 · LAX772LR wrote:The 747-500, 747-600, and 767-400ERX would've all shared an engine that did not come to fruition, and were all subsequently cancelled. Which engine was that? There were actually three different engines projects aimed at various 747X and 764ERX projects. - First Trent 600 (which did in fact run test in 1990)

Apr 2, 2010 · 747-500, 747-600, 747-700? The more advanced forum for those of you who want to dig deeper into technical issues as well as airline management and operations. A forum for both professionals and knowledgeable amateurs.

Sep 28, 2013 · And if Boeing was still reeling from the costs of developing a 747-500 and/or -600, they probably wouldn't be all that interested in spending even more money on the -8, so at best you might have a slightly upgraded 747-600, which …

Mar 21, 2001 · The B 747-400LR looks exactly the same as the B 747-400. Therefore it is better to keep it as B 747-400LR. The B 747X should be named B 747-500 while B 747X Stretch should be called B 747-600. The future NLA could be named 700..... If they are going to build it.