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  • German BK-5 50mm Cannon

    The BK-5 was an adaptation of a tank gun and was intended primarily for use against Allied heavy bombers. Its magazine held 22 rounds, and the gun had a rate of 45 rounds per minute. BK-5 cannon were installed in some Me 410 twin-engine interceptors and experimentally in the Me 262 fighter, but the

  • B-17 Upper Machine Gun Turret (Type A-1A)

    This turret was one of the first fully-powered machine gun turret designs used to equip American aircraft and was used initially on the B-17E Flying Fortress. It is operated by an electro-hydraulic system, which powers both elevation and traverse of the turret's two .50-cal. M2 Browning machine

  • AN-M26 Parachute Flares

    Note:  This item has temporarily been removed from display.Parachute flares provided illumination for night photo or observation missions. A fuze ignited the flare, and a parachute retarded its fall while it burned for about three minutes with a yellowish light of about 800,000 candlepower.Click

  • Allison V-1710-85 & Drive Train for P-39Q

    In the aircraft designer's search for better streamlining and higher speed, some aircraft were designed with the large and heavy engine mounted amidships and the propeller driven by an extension shaft that passed between the pilot's feet. This permitted the nose contours of the fuselage to be shaped

  • Allison V-1710

    The V-1710 engine was the product of an extensive Army program to develop a high-power, liquid-cooled engine. Derived from a model designed in 1930 for airship use, the V-1710 was first used by the Air Corps in 1932. Rated at 1,000 hp, it was installed in the Consolidated XA-11A, an experimental

  • Packard V-1650 Merlin

    The V-1650 liquid-cooled engine was the U.S. version of the famous British Rolls-Royce Merlin engine, which powered the Spitfire and Hurricane fighters during the Battle of Britain in 1940. In September 1940 the Packard Co. agreed to build the Merlin engine for both the American and the British

  • Wright R-3350-23 Duplex-Cyclone

    The Wright R-3350 Duplex-Cyclone was one of the most powerful radial aircraft engines produced by the United States. Based on the earlier Wright Cyclone engines, the R-3350 first ran in May 1937, and its first major military use was to power the Boeing B-29.Air-cooled with eighteen cylinders

  • Pratt & Whitney R-2800

    This type of engine was used in the Republic P-47, rated at 2,000 hp for take-off. Many contractors built engines under license during World War II. This engine was built by Ford Motor Co., Dearborn, Mich., in 1943.Click here to return to the World War II Gallery.

  • Wright R-2600-13

    (Excerpted from North American Aviation Field Service Manual for B-25C and D)The Wright Cyclone, Model C14B, carries the Army Air Forces designation R-2600-13. The "R" stands for radial type of engine, "2600" stands for the number of cubic inches piston displacement, and the "13" is the model

  • Wright R-2600 Cyclone 14

    The R-2600 series engine was introduced in 1939, initially rated at 1,500 hp. With improvements, it later reached a rating of 1,800 hp. In military use, it was used on Army Air Forces A-20s and B-25s as well as some Navy torpedo and patrol bombers. It also gained fame powering the well-known Boeing