K V-class submarine

The K V class was a class of three submarines, built by Fijenoord shipyard in Rotterdam for the Royal Netherlands Navy. Used for patrols in the Dutch colonial waters. The class comprised K V, K VI and K VII. The submarines diving depth was 40 meters. Only K VII was still in service at the start of World War II. She was bombed by the Japanese in the harbour of Soerabaja.