SM U-113 was one of the 329 submarines serving in the Imperial German Navy in World War I. U-113 was engaged in the naval warfare and took part in the First Battle of the Atlantic.[1]
Type U 93 submarines were preceded by the shorter Type U 87 submarines. U-113 had a displacement of 798t when at the surface and 996t while submerged. The boat had a total length of 71.55m (234.74feet), a pressure hull length of 56.05m (183.89feet), a beam of 6.3m (20.7feet), a height of 8.25m (27.07feet), and a draught of 3.76m (12.34feet). The submarine was powered by two 2400PS engines for use while surfaced, and two 1200PS engines for use while submerged. She had two propeller shafts and two 1.7m (05.6feet) propellers. She 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, she could operate for at ; when surfaced, she could travel at . U-113 was fitted with six torpedo tubes (four at the bow and two at the stern), twelve to sixteen torpedoes, one 10.5sp=usNaNsp=us SK L/45 deck gun, and one 8.8sp=usNaNsp=us SK L/30 deck gun. She had a complement of thirty-six (thirty-two crew members and four officers).
| Date | Name | Nationality | Tonnage[2] | Fate[3] | |
|---|---|---|---|---|---|
| 20 July 1918 | Hermes |  Denmark | 298 | Sunk | |
| 21 July 1918 | Anna | Denmark | 212 | Sunk | |
| 2 August 1918 | Portugal |  Belgium | 1,463 | Sunk | |
| 4 August 1918 | Clan Macnab |  United Kingdom | 4,675 | Sunk |