Designations Of U.S. Nuclear Weapons Copyright © 2001 Andreas Parsch 1 Designation System2 List of Weapons3 Sources 1 Designation System All U.S. nuclear weapons (missile warheads, free-fall bombs, artillery shells, etc.) are numbered in a single, consecutive series. The numbers are assigned by the organization controlling the design and manufacture of nuclear weapons. From 1946 to 1974, this was the Atomic Energy Commission (AEC). In 1974, the AEC was abolished and its tasks being taken over by the newly formed Nuclear Regulatory Commission. In 1977, the Department of Energy (DOE) was founded and took over, among many other things, the...