SM UC-4


SM UC-4 was a German Type UC I minelayer submarine or U-boat in the German Imperial Navy during World War I. The U-boat had been ordered by November 1914 and was launched on 6 June 1915. She was commissioned into the German Imperial Navy on 10 June 1915 as SM UC-4. Mines laid by UC-4 in her 73 patrols were credited with sinking 36 ships. UC-4 was scuttled off the coast of Flanders during the German evacuation on 5 October 1918.

Design

A German Type UC I submarine, UC-4 had a displacement of when at the surface and while submerged. She had a length overall of, a beam of, and a draught of. The submarine was powered by one Daimler-Motoren-Gesellschaft six-cylinder, four-stroke diesel engine producing, an electric motor producing, and one propeller shaft. She was capable of operating at a depth of.
The submarine had a maximum surface speed of and a maximum submerged speed of. When submerged, she could operate for at ; when surfaced, she could travel at. UC-4 was fitted with six mine tubes, twelve UC 120 mines, and one machine gun. She was built by AG Vulcan Stettin and her complement was fourteen crew members.

Summary of raiding history

Citations