Quick Summary
Additional Context
The U.S. Army‘s Combat Capabilities Development Command Armaments Center unveiled SixPAC on August 26, 2026, at Picatinny Arsenal, New Jersey, the first major redesign of small-caliber ammunition packaging since World War II. The system pairs two lightweight polymer ammunition containers, or PACs, inside a single steel outer shell, and after successful use with 6.8mm rounds, the Center plans to adapt it across multiple existing small-caliber production lines.
Replacing a decades-old wood design
SixPAC eliminates the wirebound wooden box overpack that has been standard since WWII. That wood packaging required manual assembly, was prone to mold, and depended on chemical preservative treatments that carried environmental costs and supply chain risk. The new steel outer pack removes those de