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The M1 Abrams (/ ˈ eɪ b r ə m z /) [10] is a third-generation American main battle tank designed by Chrysler Defense (now General Dynamics Land Systems) and named for General Creighton Abrams. Conceived for modern armored ground warfare , it is one of the heaviest tanks in service at nearly 73.6 short tons (66.8 metric tons ).
Bore evacuator on an M1 Abrams. The evacuator is a passive device generally consisting of a ring of holes drilled into the barrel, surrounded by a cylindrical pressure reservoir that is sealed to the barrel's surface. When the gun is fired, high pressure gas generated by the burning propellant pushes the projectile forward.
Boresighting is a method of visually pre-aligning a firearm barrel's bore axis with the target, in order to more easily zero the gunsight (optical or iron sights). The process is usually performed on a rifle , and can be accomplished either with the naked eye, or with a specialized device called a boresighter .
View of American M1A1 Abrams tanks as they cross the desert during the Gulf War, Iraq, 1991. Allan Tannenbaum/Getty Images "It's better than T-72, T-62, and even Russian T-90," a Ukrainian tank ...
Since last year, the US has sent over 300 M2A2 Bradleys and 31 M1A1 Abrams variants to Ukraine, and Australia recently committed to sending nearly 50 more of the tanks.. These armored vehicles are ...
Despite all these advances, the Abrams still retained the 4-man crew of the M60 tank as the autoloader was considered unproven and risky. Over 3,200 M1 Abrams were produced and first entered US Army service in 1980. About 6,000 upgraded M1A1 Abrams were produced and used a 120 mm smoothbore cannon, improved armor, and a CBRN protection system.
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
A number of considerations had led the U.S. Army and its contractors to favor the Army's standard M68 105 mm gun over Germany's 120 mm Rheinmetall Rh-120 smoothbore gun for the XM1 Abrams. To begin with, the 105 mm gun was "the smallest, lightest, and least costly gun adequate for the job."