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M1 Abrams Block III Tank Test Bed (M1 TTB) was a prototype built in 1983 as part of TACOM's Abrams Block III program (whose purview was to eventually create the M1A3), featuring an unmanned turret with a 44-caliber 120 mm M256 smoothbore gun, three crew members sitting side by side inside an armored capsule at the front of the hull and a suite ...
An M1 combat car, later designated as the M1A2 light tank. The M1 combat car was a tankette that entered use with the U.S. Cavalry in the late 1930s. [9] Under the terms of the Defense Act of 1920, tanks were restricted to infantry units, which were equipped with M1 tanks armed with twin machine gun turrets by 1935.
M1 – The original variant. Eighty-nine built. [2] M1E2 – The prototype for the M1A1; M1A1 – A new octagonal turret instead of a D-shaped one; increased distance between the wheel bogies; constant mesh gears; 17 were built in 1938. [4] M1A1E1 – Prototype of the M2 combat car. The engine was replaced by a Guiberson T-1020 diesel.
A gun turret protects the crew or mechanism of a weapon and at the same time lets the weapon be aimed and fired in many directions.. A turret is a rotating weapon platform, strictly one that crosses the armour of whatever it is mounted on with a structure called a barbette (on ships) or basket (on tanks) and has a protective structure on top (gunhouse).
The upgrade was marketed at those M60 users with the industrial capability to convert the tanks themselves. The M60-2000/120S was a GDLS supplied conversion kit that married the turret of the M1A1 variant of the M1 Abrams to the M60A1 hull of the M60, offering many features of the M1A1 Abrams to existing M60 users at a reduced cost.
For non-sequential numbers, like M1 Abrams, see bottom of list. M1 combat car, also known as the M1 light tank; M1 light motorcycle; M2 light tank, .5" MG or 37 mm gun, 11-ton; M2 medium tank; M2 combat car (G38) M3 medium tank (Lee/Grant), 28-ton, 37 mm and 75 mm gun; M3 light tank, (Stuart)12-ton, M4 medium tank (Sherman), 30-ton, 75/76 mm gun
The M728 has been determined by the US Army to be inadequate to fully support the M1 Abrams and M2 Bradley, also cited were the rising costs to maintain and difficulty in acquiring parts for a low density piece of equipment and was retired from combat use with no clear replacement in 2000. In the late 1990s, the Army decided it could not afford ...
In February 1980, the first M1 Abrams rolled out of LATP. After a contract the plant began producing the Abrams at a rate of 30 a month. Chrysler subsequently sold the Defense subsidiary to General Dynamics in 1982. [3] In January 1985, the last M1 rolled off the assembly line, and in October, production began on the improved M1 (IPM1).