The crossword solutions for the term PRODUCTIVE FLY are SAC, which stands for Strategic Air Command. Strategic Air Command was a major command of the United States Air Force from 1946 to 1992. It was headquartered at Offutt Air Force Base, near Omaha, Nebraska. The mission of Strategic Air Command was to provide strategic deterrence and global strike capabilities for the United States. The command was responsible for the operation of long-range bombers, intercontinental ballistic missiles, and reconnaissance aircraft.