German World War II submarine
German submarine "U-756" was a Type VIIC U-boat built for Nazi Germany's "Kriegsmarine" for service during World War II. Laid down as yard number 139 at the Kriegsmarinewerft (KMW) in Wilhelmshaven, she served with 6th U-boat flotilla from 30 December 1941 until 1 September 1942 under the command of "Kapitänleutnant" Klaus Harney. "U-756" did not survive to complete her first patrol and did not sink or damage any ships.
Design.
German Type VIIC submarines were preceded by the shorter Type VIIB submarines. "U-756" 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 &amp; 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-756" 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, and a C/30 anti-aircraft gun. The boat had a complement of between forty-four and sixty.
Fate.
Eighteen days into her first patrol, on 1 September 1942 "U-756" was in position in the mid North-Atlantic when she was attacked by the Canadian corvette . Heavily damaged, the vessel went down with all 43 aboard.
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