How does the Davy Crockett bomb work?

Among the smallest of the weapons in the Army's nuclear arsenal was the M28/M29 Davy Crockett, a recoilless rifle system operated by a three-man crew and ... read more

Davy Crockett (nuclear device) - Wikipedia It’s pretty complete and there’s a large number of links at the bottom for further information. I actually was in the army and trained with the Davy Crockett platoon. read more

The M-28 or M-29 Davy Crockett Weapon System was the tactical nuclear recoilless gun (smoothbore) for firing the M-388 nuclear projectile that was deployed by the United States during the Cold War. It was one of the smallest nuclear weapon systems ever built, with a yield between 10 and 20 tons TNT equivalent (40–80 Gigajoules). read more

The smallest known nuclear bomb -- the Davy Crockett fission bomb -- has a 10-ton yield. The difference is that a nuclear bomb that small weighs less than 100 pounds (45 kg) and produces significant amounts of lethal radiation when it detonates. read more