German World War II submarine
German submarine "U-3514" was a Type XXI U-boat (one of the "Elektroboote") of Nazi Germany's "Kriegsmarine", built for service in World War II. She was ordered on 6 November 1943, and was laid down on 21 August 1944 at F Schichau GmbH, Danzig, as yard number 1659. She was launched on 21 October 1944, and commissioned under the command of "Oberleutnant zur See" Günther Fritze on 9 December 1944.
Design.
Like all Type XXI U-boats, "U-3514" had a displacement of when at the surface and while submerged. She had a total length of (o/a), a beam of , and a draught of . The submarine was powered by two MAN SE supercharged six-cylinder M6V40/46KBB diesel engines each providing , two Siemens-Schuckert GU365/30 double-acting electric motors each providing , and two Siemens-Schuckert silent running GV232/28 electric motors each providing .
The submarine had a maximum surface speed of and a submerged speed of . When running on silent motors the boat could operate at a speed of . When submerged, the boat could operate at for ; when surfaced, she could travel at . "U-3514" was fitted with six torpedo tubes in the bow and four C/30 anti-aircraft guns. She could carry twenty-three torpedoes or seventeen torpedoes and twelve mines. The complement was five officers and fifty-two men.
Service history.
On 9 May 1945, "U-3514" surrendered at Bergen, Norway. She was transferred to Lisahally, Northern Ireland on 6 June 1945, arriving on 8 June 1945.
"U-3514" was held at Lisahally until January 1946, when she was taken to Moville. She was being held up in reserve just in case one of the Type XXI that had been transferred to the Soviets after the war did not arrive intact. Then on 7 February 1946, she was ordered to be part of Operation Deadlight. Two days later, on 9 February, she left Moville to be towed to her scuttling area, arriving on the morning of 12 February. began the scuttling process at 09:36 using her QF Mark V gun, "Squid" depth charges, and "Shark" shells, fired from the four-inch gun. "U-3514" sank at 10:04, becoming the last U-boat sunk during Operation Deadlight.
The wreck is at .
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