The XM1166 40mm Low Velocity High Explosive Airburst (HEAB) program is a Major Capability Acquisition (MCA) under the Department of Defense's Acquisition Category III designation. Operating under Acquisition Program ID A60-MDP, this program focuses on the development and procurement of 40mm high explosive airburst munitions. The program follows an Acquisition Plan (AP) framework within the Defense Department's acquisition structure.
Recent contract awards associated with this program include a $28.5 million firm-fixed-price delivery order to Armtec Countermeasures Co. for MJU-77/B countermeasures, and a $2 million definitive contract to Stratus Systems, Inc. for automatic inflation devices. The Naval Air Systems Command and Naval Sea Systems Command serve as the primary contracting authorities. Contract performance periods typically extend three years, with completion dates ranging from 2026 to 2027. Notable contractors include Armtec Countermeasures Co., which holds multiple indefinite delivery/indefinite quantity contracts with Navy, Air Force, and Army valued at up to $450 million, $250 million, and $153 million respectively. Work is performed in various locations including Belle Chasse, Louisiana. The program's contract awards consistently utilize firm-fixed-price structures without set-aside designations.