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The H had even more firepower. Most replaced the M4 gun with the lighter T13E1, [17] designed specifically for the aircraft, but 20-odd H-1 block aircraft completed by the Republic Aviation modification center at Evansville had the M4 and two-machine-gun nose armament. The 75 mm (2.95 in) gun fired at a muzzle velocity of 2,362 ft/s (720 m/s).
The 75 mm gun, models M2 to M6, was the standard American medium caliber gun fitted to mobile platforms during World War II. They were primarily mounted on tanks , such as the M3 Lee and M4 Sherman , but one variant was also used as an air-to-ground gun on the B-25 Mitchell medium bomber aircraft .
The 75 mm M2 and M3 tank guns of the M3 Lee and M4 Sherman Medium tanks, the 75 mm M6 tank gun of the M24 Chaffee light tank and the 75 mm gun of the -G and -H subtypes of the B-25 Mitchell bomber all used the same ammunition as the M1897.
The M1897 guns used the same 75×350 mm R ammunition as the 75 mm gun M2/M3/M6 tank guns of the M3 Lee, M4 Sherman, M24 Chaffee, and 'gunship' version of the North American B-25 Mitchell bomber. The M2 was a L/31 gun, the M1897 was L/36, and the M3 was L/40.
The B-25 medium bomber was one the most famous airplanes of World War II. It was the type used by Gen. Jimmy Doolittle for the famous Doolittle Raid over Japan on 18 April 1942. The first B-25 test aircraft flew on 19 August 1940, and the first production Mitchell was delivered to the 17th Bombardment Group in February 1941. A total of 9,816 ...
The vehicle would begin to be built in 1976 and designated the High Mobility Agility (HIMAG) vehicle. A 75mm smoothbore CTA autocannon would be made for the vehicle, originally designated as the medium caliber, antiarmor automatic cannon (MC-AAAC), later designated XM274. The gun was to be developed under a DARPA contract by Ares Incorporated.
25: Internal: 72-K Soviet Union: World War II 25: Internal: Automatkanon M/32 Sweden: World War II 25: Internal: Hotchkiss 25 mm cannon France: World War II 25: Internal: Type 96 cannon Empire of Japan: World War II 25: External: M242 Bushmaster United States: Cold War 25: Internal: Oerlikon KBA Switzerland: Cold War 28: Internal: 1.1 ...
The US decided early in World War I to switch from 3-inch (76 mm) to 75 mm calibre for its field guns. Its preferred gun for re-equipment was the French 75 mm Model of 1897, but early attempts to produce it in the US using US commercial mass-production techniques failed, partly due to delays in obtaining necessary French plans, and then their being incomplete or inaccurate, and partly because ...