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M1A2 SEP (System Enhancement Package): A series of upgrades to the M1A2, including SEP v2 and SEP v3, with further improvements. [ 217 ] [ 218 ] Hoisted power pack; Top left section: Engine lubricating-oil cooler heat exchanger (HE).
The A4 (formerly E4) variant was under development by General Dynamics Ordnance & Tactical Systems and Alliant Techsystems (ATK) [9] until ATK received a $77 million, three-year contract on 11 July 2011 to develop and qualify the M829A4 Advanced Kinetic Energy (AKE) round for the U.S. Army's M1A2 SEP (System Enhancement Package) Abrams MBT. [10]
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 Army had planned to build prototypes by 2014 and to begin to field the first combat-ready M1A3s by 2017, but this never came to pass. Instead, the U.S. Army produced incremental improvements to the M1A2 in the system enhancement packages, culminating in the M1A2 SEPv3. The SEPv4 had begun testing when the program was cancelled.
In May 2023, the decision to buy 54 used M1A2 Abrams from US Army stocks was approved by the Parliament of Romania. The Romanian M1A2 variant is designated M1A2R. [59] [60] Russia: T-54/55: 30 [4] Soviet Union: Some were re-activated and put into active service because of the 2022 Russian invasion of Ukraine.
Students are taught maintenance fundamentals and how to administer a command maintenance program with a focus on Preventative Maintenance Checks and Services (PMCS) and 5988E flow. In addition, they learn to execute command maintenance and a Commander's Inspection Program (CIP) for maintenance in accordance with U.S. Army specifications.
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.
A pair of CIPs mounted on the side of an M1A1 Abrams' turret. The Combat Identification Panel (CIP), also known as a Coalition Identification Panel, is an Identification friend or foe device mounted on military ground vehicles used by United States Armed Forces' United States Army with United States Marine Corps and its allies to distinguish them from the enemy during battle.