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The Boeing B-29 Superfortress was an American four-engined propeller-driven heavy bomber, ... Service ceiling: 31,850 ft (9,710 m) [27]
The B-29's remote-controlled gun turrets were redesigned to accommodate the Soviet Nudelman NS-23, a harder-hitting and longer-ranged 23 mm (0.91 in) cannon. [16] Additional changes were made as a result of problems encountered during testing related to engine and propeller failures, [ 17 ] and equipment changes were made throughout the ...
The service ceiling is the maximum altitude of an aircraft during normal operations. Specifically, it is the density altitude at which flying in a clean configuration , at the best rate of climb airspeed for that altitude and with all engines operating and producing maximum continuous power, will produce a given rate of climb.
FIFI is a Boeing B-29 Superfortress. It is one of two B-29s in the world flying as of 2024 (with Doc being the other). It is owned by the Commemorative Air Force and is based at the Victor N. Agather Hangar at Dallas Executive Airport in Dallas, Texas. FIFI tours the United States and Canada annually. It takes part in various air shows and ...
The B-29A was an improved version of the original B-29 production model. This is the definitive wartime variant of the B-29. All 1,119 B-29A's were built at the Boeing plant in Renton, Washington, formerly used by the United States Navy. Enhancements made in the B-29A included a better wing design and defensive modifications.
All were designed to have roughly same operating range, with variations in the projected service ceiling. [1] The XB-31 design was rejected in favor of the B-29 and B-32 (along with the XB-30) because the USAAC found the B-29 superior to the Douglas and Lockheed designs. [2]
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By the end of World War II, the technological breakthroughs of the Boeing B-29 Superfortress and other modern types had surpassed the bombers that served from the start of the war. The B-24 was rapidly phased out of U.S. service, although the PB4Y-2 Privateer maritime patrol derivative carried on in service with the U.S. Navy in the Korean War.