German submarine U-772

<th colspan="2" >Service record

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German submarine U-772 was a Type VIIC U-boat of Nazi Germany's Kriegsmarine during World War II.

The U-boat was laid down on 21 September 1942 at the Kriegsmarinewerft Wilhelmshaven (KMW), launched on 31 October 1943, and commissioned on 23 December 1943, commanded by Oberleutnant zur See Ewald Rademacher.

Design

German Type VIIC submarines were preceded by the shorter Type VIIB submarines. U-772 had a displacement of when at the surface and while submerged.Template:Sfn 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 .Template:Sfn

The submarine had a maximum surface speed of and a maximum submerged speed of .Template:Sfn When submerged, the boat could operate for at ; when surfaced, she could travel at . U-772 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.Template:Sfn

War patrols

After the usual six-month shakedown and training period in the Baltic, U-772 sailed from Trondheim on 13 August 1944 for her first war patrol, which lasted for 55 days out in the North Atlantic, however she had no success.

She sailed from Trondheim on 19 November 1944 on her second patrol, circling the British Isles. On 17 December 1944 U-772 was sunk by depth charges from the British in the North Atlantic, south of Cork, in position with the loss of all 48 hands.