The SC-497-class submarine chasers were a class of 438 submarine chasers built primarily for the United States Navy from 1941–1944. The SC-497s were based on the experimental submarine chaser, USS SC-
USS SC-661
Soviet Northern Fleet naval infantrymen are on board SC-497-class submarine chasers during the Petsamo–Kirkenes offensive, 1944; BO-220 (ex–USS SC-1490) is in the foreground
Submarine chaser
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A submarine chaser or subchaser is a type of small naval vessel that is specifically intended for anti-submarine warfare. They encompass designs that are now largely obsolete, but which played an impo
SC-497-class submarine chaser
…The SC-497-class submarine chasers were a class of 438 submarine chasers built primarily for the United States Navy from 1941–1944. The SC-497s were based on the experimental submarine chaser, USS SC-453. Submarine chasers…
USS PC-815, a US subchaser that served in World War II