Illustrative image; it may differ from the actual aircraft.
Martin 4-0-4. Operated for TWA Trans World Airlines, Pacific Air Lines and United States Air Force. Scrapped.
Figures for the 4-0-4 variant, the most representative of the family
The type first flew in 1950 (76 years ago) · About 103 units built · Production ended in 1953
Figures for the type, not for this particular aircraft: each variant and each configuration changes something. They are shown in both systems used in aviation.
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This page was last updated on October 10, 2026
APA
Vuelopedia. (2026, October 10). Martin 4-0-4 · N40409 · United States Air Force. Retrieved October 19, 2026, from https://vuelopedia.org/en/aircraft/M404-14113
MLA
“Martin 4-0-4 · N40409 · United States Air Force.” Vuelopedia, Fundación Poderia, 10 Oct. 2026, vuelopedia.org/en/aircraft/M404-14113. Accessed 19 Oct. 2026.
Chicago
Vuelopedia. “Martin 4-0-4 · N40409 · United States Air Force.” Fundación Poderia. Last modified October 10, 2026. https://vuelopedia.org/en/aircraft/M404-14113.
Harvard
Vuelopedia (2026) Martin 4-0-4 · N40409 · United States Air Force. Available at: https://vuelopedia.org/en/aircraft/M404-14113 (Accessed: 19 October 2026).
BibTeX
@misc{vuelopedia_en_aircraft_m404_14113,
author = {{Vuelopedia}},
title = {{Martin 4-0-4 · N40409 · United States Air Force}},
publisher = {Fundación Poderia},
year = {2026},
date = {2026-10-10},
url = {https://vuelopedia.org/en/aircraft/M404-14113},
howpublished = {\url{https://vuelopedia.org/en/aircraft/M404-14113}},
urldate = {2026-10-19},
note = {Accessed 2026-10-19}
}Wikipedia
{{cite web |url=https://vuelopedia.org/en/aircraft/M404-14113 |title=Martin 4-0-4 · N40409 · United States Air Force |website=Vuelopedia |publisher=Fundación Poderia |date=2026-10-10 |access-date=2026-10-19 |language=en}}This is where the memories travelers record about this aircraft will appear. They are personal accounts and are not part of the factual record.
Record it for posterity.
Leave it written forever.
Make it part of this aircraft's story.
Keep it in this aircraft's record.
Let it remain for the generations to come.