SM U-105 was one of the 329 submarines serving in the Imperial German Navy in World War I. U-105 was engaged in the naval warfare and took part in the First Battle of the Atlantic. After the war she was ceded to France, where the unit served as Jean Autric until being scrapped in 1938.
On 17 October 1917, SM U-105 met , an American troop transport, during the return leg of a voyage to Europe."Online Library of Selected Images: S.S. Antilles (American Passenger-Cargo Ship, 1907)," Department of the Navy, Navy Historical Center, www.history.navy.mil/ Antilles was torpedoed by the submerged U-boat and went down just five minutes after being hit."The Tribune Graphic," in the New York Tribune, vol. 77, whole no. 25,914 (Oct. 28, 1917), pg. 1. A total of 67 persons were killed in the sinking, making the destruction of Antilles the event costing the single greatest number of American lives in the war to that date.
Design Type U 93 submarines were preceded by the shorter Type U 87 submarines. U-105 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 engines for use while surfaced, and two engines for use while submerged. The boat had two propeller shafts and two 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-105 was fitted with six torpedo tubes (four at the bow and two at the stern), twelve to sixteen torpedoes, one SK L/45, and one SK L/30 deck gun. She had a complement of thirty-six (thirty-two crew members and four officers).
Summary of raiding history DateNameNationalityTonnageTonnages are in gross register tonsFate14 October 1917Ecaterini C. D.3,739Sunk15 October 1917Saint Paul79Sunk15 October 1917St. Helens1,497Sunk17 October 19176,878Sunk19 December 1917Vinovia7,046Sunk22 December 1917Colemere2,120Sunk24 December 1917Canova4,637Sunk28 December 1917Lord Derby3,757Sunk24 February 1918Sarpfos1,458Sunk26 February 1918Dalewood2,420Sunk27 February 1918Largo1,764Sunk1 March 1918Penvearn3,710Sunk2 March 1918Carmelite2,583Sunk29 April 1918Christiana Davis86Sunk29 April 1918Johnny Toole84Sunk7 May 1918Nantes1,580Sunk7 May 1918Saxon1,595Sunk2 July 1918Pieuse PaysanneunknownDamaged2 July 1918Albert 1erunknownDamaged31 August 1918Milwaukee7,323Sunk7 September 1918Ruysdael3,478Sunk
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