German submarine U-1274 was a Type VIIC/41 U-boat built for Nazi Germany's Kriegsmarine for service during World War II.She was ordered on 13 June 1942, and was laid down on 21 June 1943 by Vegesacker Werft AG, Bremen as yard number 69, launched on 25 January 1944 and commissioned on 1 March 1944 under Oberleutnant zur See Fedor Kuscher.
German Type VIIC/41 submarines were preceded by the heavier Type VIIC submarines. U-1274 had a displacement of 759t when at the surface and 860t while submerged. She had a total length of 67.1m (220.1feet), a pressure hull length of 50.5m (165.7feet), a beam of 6.2m (20.3feet), a height of 9.6m (31.5feet), and a draught of 4.74m (15.55feet). The submarine was powered by two Germaniawerft F46 four-stroke, six-cylinder supercharged diesel engines producing a total of NaNPS for use while surfaced, two AEG GU 460/8–27 double-acting electric motors producing a total of 750PS for use while submerged. She had two shafts and two 1.23abbr=onNaNabbr=on 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-1274 was fitted with five 53.30NaN0 torpedo tubes (four fitted at the bow and one at the stern), fourteen torpedoes, one 8.82NaN2 SK C/35 naval gun, (220 rounds), one 3.7cm (01.5inches) Flak M42 and two 2sp=usNaNsp=us C/30 anti-aircraft guns. The boat had a complement of between forty-four and sixty.
The boat's service career began on 1 March 1944 with the 8th Training Flotilla, followed by active service with 5th Flotilla on 1 March 1945. U-1274 took part in no wolfpacks. U-1274 was sunk on 16 April 1945 in the North Sea by depth charges from British destroyer, commanded by Lieutenant-Commander John Manners, at 55.6°N -25°W.