German submarine U-394
German submarine "U-394" was a Type VIIC U-boat of Nazi Germany's "Kriegsmarine" during World War II. She carried out two patrols. She did not sink or damage any ships. She was sunk by a British aircraft and warships in the Norwegian Sea on 2 September 1944. Design. German Type VIIC submarines were preceded by the shorter Type VIIB submarines. "U-394" had a displacement of when at the surface and while submerged. She 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 Germaniawerft F46 four-stroke, six-cylinder supercharged diesel engines producing a total of for use while surfaced, two Garbe, Lahmeyer & Co. RP 137/c 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-394" was fitted with five torpedo tubes (four fitted at the bow and one at  the stern), fourteen torpedoes, one SK C/35 naval gun, (220 rounds), one Flak M42 and two twin C/30 anti-aircraft guns. The boat had a complement of between forty-four and sixty. Service history. The submarine was laid down on 31 January 1941 at the Howaldtswerke (yard) at Flensburg as yard number 26, launched on 19 June 1943 and commissioned on 7 August under the command of "Oberleutnant zur See" Ernst-Günther Unterhorst. The boat was a member of two wolfpacks. She served with the 5th U-boat Flotilla from 7 August 1943 and the 1st flotilla from 1 April  1944. She was reassigned to the 11th flotilla on 1 June. Her first patrol was preceded by a series of short journey from Kiel in Germany to Arendal (northeast of Kristiansand), Bergen and Narvik in Norway. First patrol. The boat departed Narvik on 1 June 1944. She was soon sweeping the Norwegian Sea between Jan Mayen island and the Norwegian mainland. She arrived at Hammerfest on 8 July. Second patrol and loss. "U-394" left Hammerfest on 27 July 1944. She patrolled the Greenland and Barents seas. On 2 September, southeast of Jan Mayen, she was sunk by rockets and depth  charges from a Fairey Swordfish of 825 Naval Air Squadron (this aircraft was from the escort carrier ), the British destroyers and . The sloops and were also involved. 50 men died in the U-boat; there were no survivors. Wolfpacks. "U-394" took part in two wolfpacks, namely: