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The Special Atomic Demolition Munition (SADM), also known as the XM129 and XM159 Atomic Demolition Charges, [1] and the B54 bomb [2] was a nuclear man-portable atomic demolition munition (ADM) system fielded by the US military from the 1960s to 1980s but never used in combat.
The teams, also known to as Atomic Demolition Munitions Specialists, were trained to advance, arm, and deploy Special Atomic Demolition Munitions (SADM) behind enemy lines. [2] SADMs were atomic demolition munitions , a type of portable nuclear weapon created by the United States in 1954.
The Special Atomic Demolition Munition (SADM) was a family of man-portable nuclear weapons fielded by the US military in the 1960s, but never used in actual combat. The US Army planned to use the weapons in Europe in the event of a Soviet invasion.
Its predecessor, the first atomic demolition munition (ADM), was deployed in the same year. [2] This was a low-yield weapon (0.5 to 15 kilotonnes of TNT (2.1 to 62.8 TJ)) used by special forces and commando teams to destroy enemy infrastructure such as bridges tunnels, and harbors, among others. [2]
Interest in the Special Atomic Demolition Munition (SADM) began in February 1958 when the Army desired a new munition that could be carried by one man. The project was delayed by the needs of the Falcon and Davy Crockett application until November 1959.
The T4 was produced in 1957 from recycled W9 fissile components [1] and was in service until 1963, when it was replaced with W30 Tactical Atomic Demolition Munitions and W45 Medium Atomic Demolition Munitions. The weapon weighed 160 pounds (73 kg) and could be broken down into four 40 pounds (18 kg) sections for transport by a four-man crew. [1]
Underwater dump sites off the Los Angeles coast contain World War II-era munitions including anti-submarine weapons and smoke devices, marine researchers announced Friday. A survey of the known ...
The lightest nuclear warhead ever acknowledged to have been manufactured by the U.S. is the W54, which was used in both the Davy Crockett 120 mm recoilless rifle-launched warhead and the backpack-carried version called the Mk-54 SADM (Special Atomic Demolition Munition). The bare warhead package was an 11 by 16 inches (280 by 410 mm) cylinder ...