German submarine U-5 (1935)
German submarine U-5 was a Type IIA U-boat of Nazi Germany's Kriegsmarine. She was laid down on 11 February 1935, launched on 14 August and commissioned 31 August that year, under Oberleutnant zur See Rolf Dau. U-5 served mostly as a training boat from 1935 to 1940, but did see two wartime patrols in 1940. She was transferred to the 21st U-boat Flotilla on 1 July 1940. U-5 was sunk on 19 March 1943 in a diving accident west of Pillau (now Baltiysk in Russia); 16 of the 37-man crew survived. Design
German Type II submarines were based on the . U-5 had a displacement of  when at the surface and  while submerged. Officially, the standard tonnage was , however. The U-boat had a total length of , a pressure hull length of , a beam of , a height of , and a draught of . The submarine was powered by two MWM RS 127 S four-stroke, six-cylinder diesel engines of  for cruising, two Siemens-Schuckert PG VV 322/36 double-acting electric motors producing a total of  for use while submerged. She had two shafts and two  propellers. The boat was capable of operating at depths of up to . The submarine had a maximum surface speed of  and a maximum submerged speed of . When submerged, the boat could operate for  at ; when surfaced, she could travel  at . U-5 was fitted with three  torpedo tubes at the bow, five torpedoes or up to twelve Type A torpedo mines, and a  anti-aircraft gun. The boat had a complement of 25. References

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German Type II submarines
U-boats commissioned in 1935
U-boats sunk in 1943
World War II submarines of Germany
World War II shipwrecks in the Baltic Sea
1935 ships
Ships built in Kiel
U-boat lost in diving accidents
Maritime incidents in March 1943