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The W47 was an American thermonuclear warhead used on the Polaris A-1 submarine-launched ballistic missile system. Various models were in service from 1960 through the end of 1974. The warhead was developed by the Lawrence Radiation Laboratory between 1957 and 1960.
Products, Live fire testing & Reliability controversy
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warhead test missile y2 reliability 1960 y1 design used model testing pit us polaris models reentry stability kilotons series target
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| W47 | is a | only US ICBM or SLBM warhead to have been live fired in an atmospheric missile and warhead test | 0.90 | text |
| W47 | related to Design | Declassified British | 0.60 | section |
| W47 | related to External links | Dominic | 0.60 | section |
| W47 | related to External links | Frigate Bird Polaris/W47 | 0.60 | section |
| W47 | related to Live fire testing | The W47 | 0.60 | section |
| W47 | related to Live fire testing | US ICBM | 0.60 | section |
| W47 | related to Live fire testing | SLBM | 0.60 | section |
| W47 | related to Live fire testing | May | 0.60 | section |
| W47 | related to Live fire testing | This | 0.60 | section |
| W47 | related to Live fire testing | Frigate Bird | 0.60 | section |
| W47 | related to Live fire testing | Dominic | 0.60 | section |
| W47 | related to Live fire testing | While | 0.60 | section |
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