MILITARY · HISTORICAL MARKER

40mm Twin Mount AA Gun

Military
11
USS South Dakota carried seventeen forty-millimeter quad mounts, for a total of sixty-eight guns. The guns could be operated in single fire or fully automatic at one hundred twenty rounds per minute. The basic gun crew for a quad mount consisted of a mount captain, pointer, trainer, four loaders, and four ammunition passers.
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Sioux Falls, South Dakota · United States
Sioux Falls, South Dakota
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