Download American Military Transport Aircraft Since 1925 by E.R. Johnson PDF

By E.R. Johnson

With no the help of airlift, the trendy American army desktop will be dropped at a standstill. in view that global warfare II--beginning with the chilly battle and carrying on with as much as the current day--the U.S. defense force have come more and more to rely on airlift for mobility. the ability to speedily circulate and thereafter help an army operation--anywhere on the planet, at any time--has develop into a foundational part of American safeguard coverage. This paintings presents the reader with a entire ancient survey--including technical requisites, drawings, and photographs--of each one kind of fixed-wing airplane utilized by U.S. army forces over an almost 90-year interval to hold out the airlift undertaking.

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Length 39 ft. , wing area 459 sq. ft. The Wasp-powered Fairchild model 100 “Pilgrim,” designed by Virginius Clark as a 25 percent scale-up of the FC-2 (C-8), made its first flight in late 1930. Following an upgrade in 1931 to a Cyclone engine as the model 100B, 16 examples were sold to American Airways. , the Army bought four 100Bs that entered service as the Y1C-24. Like the C-8, the Y1C-24 exhibited excellent shortfield characteristics, and with this capability, all four were soon adapted as air ambulances with four medical litters and assigned to support various Air Corps training fields.

Performance: Max. ; range 750 mi. Weights: 6,548 lbs. empty, 10,479 lbs. loaded. Dimensions: Span 71 ft. , length 40 ft. , wing area 720 sq. ft. Humorously referred to as “a collection of parts flying in formation,” Igor Sikorsky’s S-38 made its first flight in June 1928 and a total of 120 in three major variants had been delivered for commercial and military use by the end of 1932. A sesquiplane of mixed metal and wooden construction, the S-38 utilized separate hull, wing, tailplane, and engine nacelle structures that were braced together by a profusion of struts.

Performance: Max. ; range 500 mi. Weights: 7,650 lbs. empty, 12,650 lbs. loaded. Dimensions: Span 77 ft. , length 50 ft. , wing area 835 sq. ft. The Army purchased one Ford 5-AT-B for evaluation in mid–1929 under the designation C-4. A three-foot ten-inch increase in span and the added power of 450-hp Wasp engines gave the 5-AT-B a 30 percent improvement in useful load over the 4-AT-E. Ordered in late 1930, four improved Ford 5-AT-Ds having ring cowls and full wheel pants entered Air Corps service during 1931 as the C-4A.

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