The 903d Military Airlift Group is an inactive United States Air Force Reserve unit. It was last active with the 514th Military Airlift Wing at McGuire Air Force Base, New Jersey, where it was inactivated on 1 July 1973.

The 514th Air Mobility Wing is a wing of the United States Air Force based at the McGuire AFB element of Joint Base McGuire-Dix-Lakehurst, New Jersey. The 514th is an associate Air Force reserve unit. The wing flies aircraft assigned to the active-duty 305th Air Mobility Wing, also based at McGuire. The 514th shares the responsibility of maintaining and flying the McDonnell Douglas C-17 Globemaster III.