German submarine U-988
German submarine U-988 was a [German German Type VIIC submarine|Type VIIC submarine|Type VIIC] U-boat built for Nazi Germany's Kriegsmarine for service during World War II.
She was laid down on 2 October 1942 by Blohm & Voss, Hamburg as yard number 188, launched on 3 June 1943 and commissioned on 15 July 1943 under Oberleutnant zur See Erich Dobberstein.
Design
German Type VIIC submarines were preceded by the shorter Type VIIB submarines. U-988 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 Brown, Boveri & Cie GG UB 720/8 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-988 was fitted with five torpedo tubes, fourteen torpedoes, one SK C/35 naval gun, 220 rounds, and one twin C/30 anti-aircraft gun. The boat had a complement of between forty-four and sixty.
Service history
U-988′s career began on 15 July 1943 with training as part of the 5th U-boat Flotilla. On 8 September 1943, she collided with U-983 in the Baltic Sea north of Loba. As a result of the collision, U-983 sank with the loss of five of her 43 crew.U-988 began active service on 1 June 1944 as part of the 7th U-boat Flotilla.