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The weapon was 34 inches (86 cm) long and weighed 120 pounds (54 kg), and was produced in two versions; the Mod 0 and Mod 1. Declassified British document give the yield of the W48 as 100 tonnes of TNT (0.42 TJ), making it one of the smallest nuclear weapons ever developed by the US.
Production of the W80 mod 1 (W80-1) to arm the ALCM started in January 1979, and a number of warheads had been completed by January 1981 when the first low-temperature test was carried out. To everyone's surprise the test delivered a much lower yield than was expected, apparently due to problems in the TATB based insensitive high explosives ...
There were 10 models of this warhead produced for several delivery systems. Beside the Mark 7 bomb, this included the BOAR air-to-surface rocket, the MGR-1 Honest John and MGM-5 Corporal tactical surface-to-surface missiles, the Betty Mark 90 depth bomb, the MIM-14 Nike Hercules surface-to-air missile, and an atomic demolition munition.
The "normal" sequence of fuzing for a Mark 39 Mod 2 bomb detonating as a contact burst. The Mark 39 Mod 2 was initially pursued with the goal of providing the Mod 1 with a low-level release capability, where the weapon would "detonate some time after the weapon struck the target and came to rest". Work was initially done on creating a new ...
In 1957, all older Mark 21 bombs were converted to Mark 36 Y1 Mod 1 bombs. A total of 920 Mark 36 bombs were produced as new build or converted from the 275 Mark 21 bombs produced earlier. All Mark 36 nuclear bombs were retired between August 1961 and January 1962, replaced by the higher yield B41 nuclear bomb .
Both the Mod 0 and Mod 2 weapons were interchangeable by changing the environmental sensing device. The final weapon was 10.862 inches (275.9 mm) in diameter, 15.716 inches (399.2 mm) in length and 50.9 pounds (23.1 kg) in weight, and was packaged in a fiberglass housing coated in a conductive lacquer to provide an electrical shield.
A potential risk of moving nuclear weapons is terrorist attack. In May 2005 the MoD's Director of Information, David Wray, refused a Freedom of Information request about convoy axle weights (it was alleged that the convoy had used a weak bridge) from an anti-nuclear activist on the grounds that it may help terrorists to plan an attack. "Such an ...
War Thunder is a 2013 free-to-play vehicular combat multiplayer video game produced by Gaijin Entertainment for Microsoft Windows, macOS, Linux, PlayStation 4, Xbox One, PlayStation 5, Xbox Series X/S, Oculus, and Vive.