But a 2014 review conducted by a committee created by the National Academies' National Research Council notes that while the Kevlar-based ACH helmet is a significant evolution from its WWI ...

Various U.S. military units and services began fielding the ACH 2003. Lighter than the previous PASGT infantry helmet, the ACH features a pre-drilled Night Vision Goggle (NVG) bracket hole.

Made of high-density polyethylene instead of the current helmet's Kevlar, the ACH Gen II weighs about 2.5 pounds in size large -- about a 24-percent weight reduction, officials from Program ...

and each successive helmet weighed less than its predecessor. The LW-ACH, for instance, is more than a half-pound lighter than the PASGT helmet for a size large. Newer helmets on display made use ...

While the Army-issued ACH helmet offered adequate protection, the First Sergeant elected to wear a high-speed Ops-Core FAST ...

The Advanced Army Combat Helmet (ACH) provides ballistic and impact protection, stability, and comfort without degrading the Soldier's field of vision and hearing. Two basic components of the ACH ...

In the weeks following Iran's Jan. 8 ballistic missile attack on the Ain al-Asad airbase in Iraq, 110 American service members deployed there were diagnosed with what has been the signature, albeit ...