SM UC-58 was a German Type UC II minelaying submarine or U-boat in the German Imperial Navy () during World War I. The U-boat was ordered on 12 January 1916, laid down on 18 March 1916, and was launched on 21 October 1916. She was commissioned into the German Imperial Navy on 12 March 1917 as SM UC-58."SM" stands for "Seiner Majestät" () and combined with the U for Unterseeboot would be translated as His Majesty's Submarine. In twelve patrols UC-58 was credited with sinking 25 ships, either by torpedo or by mines laid. UC-58 was surrendered on 24 November 1918French site, arrival in Cherbourg November 1918 and broken up at Cherbourg in 1921.

Design A Type UC II submarine, UC-58 had a displacement of when at the surface and while submerged. She had a length overall of , a beam of , and a draught of . The submarine was powered by two six-cylinder four-stroke diesel engines each producing (a total of ), two electric motors producing , and two propeller shafts. She had a dive time of 48 seconds and was capable of operating at a depth of .

The submarine had a maximum surface speed of and a submerged speed of . When submerged, she could operate for at ; when surfaced, she could travel at . UC-58 was fitted with six mine tubes, eighteen UC 200 mines, three torpedo tubes (one on the stern and two on the bow), seven torpedoes, and one Uk L/30 deck gun. Her complement was twenty-six crew members.

Summary of raiding history DateNameNationalityTonnageMerchant ship tonnages are in gross register tons. Military vessels are listed by tons displacement.Fate19 May 1917Erik785Sunk19 May 1917Göta1,128Captured as a prize19 May 1917Kjell235Sunk19 May 1917Kyros221Sunk19 May 1917Lizzie1,095Captured as a prize19 May 1917Märta493Captured as a prize19 May 1917Olga83Sunk19 May 1917Pauline168Sunk19 May 1917Therese208Sunk3 June 1917Sten II227Sunk6 June 1917Edvard98Sunk6 June 1917Elianna75Sunk11 June 1917August120Sunk15 June 1917Cleo92Sunk7 July 1917MT 1129Sunk7 July 1917MT 1429Sunk14 July 1917Bonus Grand Duchy of Finland111Sunk10 September 1917SimsUnknownSunk27 November 1917Bditelnyi380Sunk30 November 1917MT 125Sunk29 December 1917Ennismore1,499Sunk1 January 1918Eriksholm2,632Sunk12 January 1918Adolph Meyer807Sunk11 February 1918Baku Standard3,708Sunk12 February 1918St. Magnus809Sunk13 February 1918Lackawanna4,125Damaged18 May 19187,175Sunk28 June 1918Pochard146Sunk17 September 1918Muriel1,831Sunk

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