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Although the Army favored an under-armor APU, Congress instead funded a short-term modification to 336 M1A2 Abrams. These were installed in 1997. [198] An under-armor APU located in the hull was chosen for the M1A2 SEP variant. When this proved unreliable, it was replaced with a battery-based Alternate APU starting in 2005. [197]
To improve the lethality of the M1A2 main battle tank, the US Army funded the Advanced Tank Armament System (ATAS) research project to integrate a longer gun tube. [10] The long tube is based on the German Rh-120 L55 tube, made by Rheinmetall, and is 1.3 m longer than the conventional M256 120 mm gun tube.
The M1147 Advanced Multi-Purpose (AMP), also known as M1147 High Explosive Multi-Purpose with Tracer (HEMP-T), [8] [9] is a next-generation 120mm tank round developed by Northrop Grumman for the M1A2 Abrams main battle tank.
The designations in this Wikipedia list represent so-called "major items". For each of the major items, there were separate, designated "Standard Nomenclature Lists" — extensive parts catalogs for supply and repair purposes. In essence, the index was a list of lists. There could be numerous volumes, changes, and updates under each single item ...
120×570mm NATO tank ammunition (4.7 inch), also known as 120×570mmR, is a common, NATO-standard (STANAG 4385), tank gun semi-combustible cartridge used by 120mm smoothbore guns, superseding the earlier 105×617mmR cartridge used in NATO-standard rifled tank guns.
Since the Abrams are American-made tanks, Australia had to get the US to sign off on the transfer. Canberra has already received some of the newer M1A2 variants, which were slated to replace the ...
This variant is unofficially referred to by Abrams tank crews as the "super sabot". [4] Although the M829A3 fired from the 44-caliber M256 gun has a lower muzzle velocity than 120 mm shells fired from the Rheinmetall 55-caliber gun barrel or Russian 2A46 125 mm gun ammunition, it uses a larger penetrator with increased mass to increase imparted ...
The M830 is an American 120×570mm NATO high explosive anti-tank multi purpose (HEAT MP-T) cartridge which has anti-armor and anti-personnel capabilities. [1] This round is meant for the 120 mm M256 main gun of the M1A1 and M1A2 Abrams.