USS Hyman G. Rickover (SSN-709), a Los Angeles-class submarine, was the only ship of the United States Navy to be named for Admiral Hyman G. Rickover, pioneer of the nuclear Navy, and the only Los Angeles-class submarine not named after a United States city. ADMIRAL RICKOVER Possessed of a purpose He forged a path Across a frontier Untried and new Clinging to his course He met the task Threescore and more He served for you.