Soviet Submarine S-350 was a Romeo class submarine. Fate On January 11, 1962, the Soviet Foxtrot class submarine B-37 exploded as the result of a fire which detonated all torpedo warheads in the submarine. The S-350, which was moored next to B-37, was heavily damaged. Eleven crew members of the S-350 were killed. Romeo-class submarines of the Soviet Navy Ships built in the Soviet Union 1962 ships Cold War submarines of the Soviet Union Maritime incidents in 1962