martin 404 vs convair 440

Wasn't there a tower located close in almost directly in line with the centerline of the runway.....and a rock quarry off the end? After the aborted negotiations with TWA and Eastern for a "Super 240" (see the Martin 404 page), Convair realized that airlines were not going to accept their current offering, and in response to a United inquiry, developed a plane very similar to the cancelled Super 240, and called it the CV-340.

Martin got its contender, the 202, into the air on November 22, 1946, ahead of its main rival, the Convair 240, and it sfuture looked rosy when Northwest Airlines started the first service in November 1947. The Convair CV-240 is an American airliner that Convair manufactured from 1947 to 1954, initially as a possible replacement for the ubiquitous Douglas DC-3.Featuring a more modern design with cabin pressurization, the 240 series made some inroads as a commercial airliner, and had a long development cycle that produced various civil and military variants. Design and development . Fruit flies like a banana!The Martin 404 was not a bad looking aircraft at all. Once in service they had decent dispatch reliability.

I've not been able to find any information about it...Side note here. Der Typ wurde aus der Convair CV-340 weiterentwickelt. I know Martin had problems with the predecessor aircraft the Martin 202. It had structural problems with a few of them losing their wings in flight. The CV-34…

In 1969 they were transferred to the United States Navy and were withdrawn from use by 1970. Der Erstflug der CV-440 fand am 6. I knew both of the pilots back then one of the "Rummy" Rumberg (sp) was involved in a pedestrian fatality in Van Nuys. I flew the Martin for about six months with ASA or Aeronaves Sud Americana out of An old sales video for the Convair 600 conversion of the Convair 240 says that the Convairliners were designed with turboprop conversion in mind. TWA operated its 40 4-0-4s under the name "Skyliner" on scheduled services between 1 September 1950 and the last flight on 29 April 1961.Later in their airline career, as they became displaced from the EAL and TWA fleets by turbine-powered aircraft, the 4-0-4s became popular with "second level" operators, known as "local service air carriers" in the U.S. as described and regulated by the federal Following their retirement by the aforementioned local service air carriers, a number of 4-0-4s were then operated by several U.S. based commuter and regional airlines including In February 2008 the last airworthy 4-0-4, an ex TWA aircraft, was ferried to the Die Convair CV-440 Metropolitan, auch als Convair 440 bezeichnet, ist ein Flugzeug des US-amerikanischen Flugzeugherstellers Convair. Additionally, I think the success of the 240 and the failure of the 202, probably discouraged other carriers from considering Martin. Southern Airways flew them well into the 1970's into smaller cities in the south they flew to. As well as airline use initially in the United States, it was used by the United States Coast Guard and United States Navy as the RM-1G (later as the VC-3A). As we shall see, this in turn allowed later conversion of Convair airframes to turbine power. We thank you for your support and hope you'll join the largest aviation community on the web.

Decked with a piano bar no less. Airliners.net is the leading community for discovering and sharing high-quality aviation photography. The only other new aircraft from the production line were delivered to the United States Coast Guard which had ordered two as executive transports with the designation RM-1G later changed to RM-1 and then in 1962 to VC-3A. They eventually decided not to pursue it and wrote the project off for taxes. Today it wouldn't make the back page in TWA and Eastern wanted an aircraft superior to the Convair 240.Convair told them that they would be happy to sell them 240s,so they turned to Martin.Martin agreed to build the 404 which was a stretched,pressurized version of the 202.They also sold TWA twelve 202s from unfinished airframes of cancelled orders.These had some improvements and higher weight than the standard 202 and were known as 202A's.They were available for Summer of 1950 delivery so TWA could retire their five 307 Stratoliners.The 404 deliveries started for both TWA and Eastern in 1951 . Great to hear these stories from those in the know

Externally, a 440 can be identified by rectangular exhaust stacks and in some cases an elongated nose, originally conceived to house early weather radar, though this is not necessary today. Oktober 1955 statt. And the committments they made to TWA and … The flight was a puddle jumper from The vents were in the floor on a Viscount and the fog came rolling from under the seats.I flew the Southern 404 out of the old Huntsville airport several times. Es handelt sich um einen von zwei Kolbenmotoren angetriebenen Tiefdecker mit einziehbarem Bugradfahrwerk für den Passagiertransport auf Kurzstrecken. First deliveries in 1951 were made to Eastern Air Lines (EAL), which had ordered 60 and Trans World Airlines (TWA), which had ordered 40.

Its flight dynamics and handling notes are also …

Mostly hub to small city flights. Was there one? Time flies like an arrow. A total of 103 aircraft were built at the Glenn L. Martinfacto…

Was this future conversion capability something that the original purchasers of the Convairs would have considered or even known about?B727, B737, B747, B757, B767, B777, B787, DC9/MD80, DC10, MD11Martin began development of a turboprop version, designated 303.

They used the M404 as a replacement for the DC3. But Martin did not enlarge the 404 sufficiently to attract more orders, and when the EA and TW orders were complete, the line was shuttered, so two years later, Convair with its 340 and later 440 was the only game in town.

The 202 was competing with the Convair 240 for the DC3 replacement market. The Convair 240 was pressurized, the Martin 202 was not.