What does SSN mean in Unclassified?
This page is about the meanings of the acronym/abbreviation/shorthand SSN in the Miscellaneous field in general and in the Unclassified terminology in particular.
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What does SSN mean?
- An SSN is a nuclear-powered general-purpose attack submarine. SSN is the US Navy hull classification symbol for such vessels; the SS denotes a submarine and the N denotes nuclear power.