In May 2009, 55,000 of these were in storage and 44,000 were in use by U.S. The data collected will help with the design of improvements to the ACH's suspension and chin strap systems. Beginning in 2008, the Army's Program Executive Office Soldier outfitted soldiers of the 101st Airborne Division and 4th Infantry Division bound for Iraq with helmet-mounted sensors designed to gather data on head injuries (or traumatic brain injuries) caused during IED detonations.

Of these, 430,000 were to be issued in the Rapid Fielding Initiative (RFI). In 2007, the Army introduced a ballistic 'nape pad' that attaches to the ACH's rear suspension system. In 2006, 102,000 helmets were ordered from ArmorSource, of which 99,000 were delivered when the contract was fulfilled and properly closed. The Advanced Combat Helmet was first fielded beginning in 2003 in limited numbers to eventually replace the PASGT helmet. A 4th Infantry Division soldier wearing an ACH helmet in the OCP pattern. History A soldier wearing the ACH in UCP pattern.

The ACH is currently in the process of being phased out and replaced by the Enhanced Combat Helmet (ECH), an improvement upon the ACH derived from its design however, both the ACH and the newer ECH are being replaced by the Integrated Head Protection System. The ACH is derived from the Modular Integrated Communications Helmet. Army Research Laboratory to be the next generation of protective combat helmets for use by the American ground forces. Army Special Operations Command, and the U.S. It was developed by the United States Army Soldier Systems Center, the U.S. The Advanced Combat Helmet ( ACH) is the United States Army's current combat helmet, used since the early 2000s.

Army, showcasing the ACH's protective capabilities. Generation II Lightweight Advanced Combat HelmetĢ013 video by the U.S.

American-led intervention in the Syrian civil war.

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