American Ordnance LLC (AO) is a premier manufacturer of
ammunition to the United States Military. American Ordnance LLC
is one of the Day & Zimmermann, Inc. family of companies with
production facilities at the Milan Army Ammunition Plant and
Iowa Army Ammunition Plant.
AO’s capabilities encompass a wide array of development, load,
assemble and pack (LAP) requirements for medium to large caliber
ammunition and other explosives. Other core competencies include
renovation, maintenance and demilitarization of specific
ammunition and other energetic devices.