The USS Sea Dragon (SSN-584) was a nuclear-powered attack submarine of the United States Navy, commissioned in 1964. It was the first submarine to be equipped with the advanced SUBSAFE program, which aimed to enhance safety and reliability in submarine operations. The Sea Dragon was designed for anti-submarine warfare and intelligence gathering during the Cold War. The submarine was notable for its unique hull design, which allowed for improved underwater performance. It served until its decommissioning in 1989, completing numerous missions and contributing to the U.S. Navy's capabilities during a critical period in naval history.