weight of a nuclear warhead
Yield (in megatons) of the B83 nuclear weapon, which is the largest nuclear weapon currently in the U.S. stockpile. 1.24. Shortest range (in miles) of a U.S. nuclear shell. Known as the âDavy Crockett,â the W54 weapon, a small nuclear warhead with a weight of 51 pounds, was fired by a recoilless gun mounted on a jeep. Number of U.S. nuclear weapons used in wartime, against Hiroshima on August 6, 1945 and Nagasaki on August 9, 1945.