Boeing 40A
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The Boeing 40A was the first passenger aircraft built by the Boeing company. It was of a biplane configuration, and powered by an air-cooled Pratt & Whitney Wasp engine, which offered a 200 lb weight saving over an equivalent liquid cooled engine. The frame of the fuselage was constructed using welded steel tubing. The primary purpose of the aircraft was to carry mail, however 2 passengers could be accommodated in a small cabin.
Specifications
References
[Boeing History - Boeing Model 40A Commercial Transport] Retrieved June 17, 2006.Related content
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| Piston Engined Airliners: Boeing 40A>40A | 80 | 221 | 247 | 307 | 314 | 377 |
| Jet Engined Airliners: Boeing 367-80>367-80 | 707 | 720 | 727 | 737 | 747 | 757 | 767 | 777 | 717 | 787 |
| Proposed Airliners: Boeing 2707>2707 | 7J7 | NLA | Sonic Cruiser | Y1 | Y3 |
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