Which career field subdivision loads nuclear and nonnuclear air-to-air munitions, explosives, and propellant devices on aircraft?

The career field subdivision that specializes in loading nuclear and nonnuclear air-to-air munitions, explosives, and propellant devices on aircraft is Aircraft Armament. This area focuses specifically on the operation and maintenance of weapons systems installed on aircraft, ensuring that they are properly armed and ready for mission execution. Members of this field are trained to handle various types of munitions, including those designed for aerial combat. Their training equips them with the necessary skills to safely manage and load these complex and sensitive devices, which is critical for maintaining operational readiness and safety within the aviation environment.

In contrast, other subdivisions like Aircraft Maintenance focus on the overall upkeep and repair of aircraft rather than specifically on loading munitions. Munitions Storage deals with the safe storage and inventory management of munitions rather than direct loading onto aircraft. The Ammunition Squadron encompasses broader munitions handling functions but does not specifically pertain to the direct loading of air-to-air munitions on aircraft. This distinction clarifies why Aircraft Armament is the appropriate choice for this particular task.