W56 (nuclear warhead)
| W56 | |
|---|---|
| Type | Nuclear warhead |
| Development country |  The United States of America |
| Deployment | American air force |
| Development, production | |
| Development period | -1963 |
| Production period | From 1963 to 1969 |
| Deployment period | From 1963 to 1993 |
| The number of the production | 1,000 |
| Essential points | |
| The nuclear output | 1.2Mt |
| Warhead | Heat nuclear warhead |
| Diameter | 17.4 inches |
| Length | 47.3 inches |
| Weight | 600-680 pounds |
The nuclear warhead that the United States of America developed W56. For the LGM-30 Minuteman I&II intercontinental ballistic missiles of the American air force.
I was developed in Laurence Livermore National Laboratory, and 455 1,000 in total were produced 545, Mod 4 Mod 1-Mod 3 over from 1963 to 1969. It is a heat nuclear warhead, and, as for the size, as for 17.4 inches in diameter, 47.3 inches in length, the weight, 600 pounds, Mod 4 are 680 pounds Mod 1-3. As for the fuse, an airburst and contact detonation are prepared for. W47 nuclear warhead of the design refer to it. The nuclear output is 1.2Mt. LGM-30 Minuteman I&II is a single warhead missile and puts W56 on Mk.11 re-entry body.
Reliability had a problem, and the initial model to Mod 3 retired once by 1966, and 対爆, anti-radiation performance was redecorated into the Mod 4 specifications that improved later. W56 retires by 1993. All bases were dismantled by June, 2006 [1].
Footnote
This article is taken from the Japanese Wikipedia W56 (nuclear warhead)
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