The NDOSM (basic) may be awarded to Airmen who, while assigned, attached, deployed or mobilized to a unit (wing, center or below), provided support to the Nuclear Enterprise for 120 consecutive or 179 non-consecutive days, and one of the following:
 -Were subject to a Nuclear Inspection
-Performed duties in nuclear operations to include nuclear weapon storage facilities, nuclear command, control, and communication (NC3), cyber surety, security, safety, transportation, maintenance, facility management and maintenance, explosive ordnance disposal, aircrew certified for support to nuclear operations, weapons loaders, warning and attack assessment, personnel reliability program (PRP) management, or research, development and acquisition of nuclear systems.
The medal may be awarded posthumously and may be presented to appropriate representatives of the deceased.