Mark 83 bomb
The Mark 83 is a 1,000-pound (450 kg) bomb, part of the Mark 80 series of low-drag general-purpose bombs in United States service. == Development and deployment == The nominal weight of the bomb is 1,000 pounds (450 kg), although its actual weight varies between 985 pounds (447 kg) and 1,030 pounds (470 kg), depending on fuze options, and fin configuration.