Bremerton, Wash. (Feb. 2, 2004) The Ohio class fleet ballistic missile submarine USS Michigan (SSBN 727) enters into the Puget sound naval shipyard and intermediate maintenance facility to commence engineered refueling overhaul and eventual conversion from a fleet ballistic missile submarine (SSBN) to a guided missile submarine (SSGN). U.S Navy photo. (RELEASED)
U.S. Naval Submarine Base, Groton, CN Launching of a ballistic missile submarine. USS George Washington (SSBN-598) The lead ship of her class of nuclear ballistic missile submarines, was the third United States Navy ship of the name, in honor of George Washington (1732–1799), first President of the United States, and the first of that name to be purpose-built as a warship.