SM U-71

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For other ships of the same name, see German submarine U-71.
Career (German Empire)
Name: U-71
Ordered: 6 January 1915
Builder: AG Vulkan, Hamburg (Werk 55)
Launched: 31 October 1915
Commissioned: 20 December 1915
Fate: 23 February 1919 - Surrendered to France. Broken up at Cherburg in 1921.[1]
General characteristics
Class & type: German Type UE I submarine
Displacement: 755 tonnes (743 long tons) surfaced
832 tonnes (819 long tons) submerged
[2]
Length: 56.8 m (186 ft 4 in) (overall)[2]
46.66 m (153 ft 1 in) (pressure hull)[3]
Beam: 5.9 m (19 ft 4 in) (overall)[2]
5 m (16 ft 5 in) (pressure hull)[3]
Height: 8.25 m (27 ft 1 in)[3]
Draught: 4.86 m (15 ft 11 in)[2]
Propulsion: 900 hp (670 kW) surfaced
660 kW (890 hp) submerged[2]
Speed: 10.6 knots (19.6 km/h; 12.2 mph) surfaced
7.9 kn (14.6 km/h; 9.1 mph) submerged[2]
Range: 7,880 nmi (14,590 km; 9,070 mi) at 7 knsurfaced
83 nmi (154 km; 96 mi) at 4 kn submerged
Complement: 32 men[2]
Armament: One 50 cm (20 in) torpedo tubes forward and one 50 cm torpedo tubes aft with two torpedoes[4]
plus one 8.8 cm (3.5 in) deck gun
two minelaying tubes for 38 mines[2]
Service record
Part of: Imperial German Navy
Commanders: Hugo Schmidt
20 Dec 1915 - 19 Apr 1917

Walter Gude
20 Apr 1917 - 27 Nov 1917

Otto Dröscher
28 Nov 1917 - 27 Jan 1918

Richard Scheurlen
28 Jan 1918 - 29 Jul 1918

Kurt Slevogt
30 Jul 1918 - 14 Oct 1918
Operations:

12 patrols
7 Apr 1916 - 11 Nov 1918 I Flotilla
18 ships sunk for a total of 15,273 tons. 1 ship damaged for a total of 3,230 tons. 1 ship taken as prize for a total of 140 tons.

1 warship sunk for a total of 750 tons.[1]

SM U-71 was one of 329 submarines serving in the Imperial German Navy in World War I.

U-71 was engaged in the naval warfare and took part in the First Battle of the Atlantic.

Operations

SM U-71. Kaptlt. Gude. In August 1918 Kaptlt. Richard Scheurlen. Came off the stocks at Hamburg (Vulcan) in January 1916, and joined the Kiel School where she remained until 7 April 1916, when she entered the North Sea, to join the 1st Half Flotilla.

  • 12 April - ? 21 April 1916. Apparently cruising in North Sea.
  • 21 June - 8 July 1916. Northabout. Laid mines off Skerryvore.
  • 14 October - 4 November 1916. Skagerrak. Sank 3 S.S., 1 sailing vessel.
  • 11–23 December 1916. North Sea. Sank 2 S.S., 2 sailing vessels.
  • 10–22 January 1917. Minelaying in North Sea, St. Magnus Bay, Shetland Isles. Returned owing to bad weather and overheating of engine.
  • 6–21 February 1917. ? Laid mines in Loch Ewe, North Minch, off Butt of Lewis, Broad Bay and Firth of Lorne.
  • At sea 16 May 1917 - 8 June 1917. Possible laid mines off Tory I. Sank 1 S.S., 2 sailing vessels.
  • 7–26 July 1917. North Sea. Locality of her mines not fixed. Sank 223 tons.
  • 1/5 September 1917. Went out 3 times and returned, the last time with defects.
  • 10–14 October 1917. In Baltic. Returned with defects.
  • 20–24 December 1917. Laid mines off Dutch coast.
  • 29 December 1917 - 2 January 1918. Laid mines off Dutch coast. ? Took 1 prize.
  • 18–23 January 1918. Laid mines off Dutch coast.
  • 4–15 February 1918. Laid mines off Dutch coast. Emerged from Skagerrak and returned by Sound.
  • 18–29 March 1918. Laid mines off Dutch coast. Went out by Skagerrak. Returned to Bight.
  • 23 April - 2 May 1918. Laid mines off Firth of Forth.
  • 18–24 June 1918. Laid mines off Aberdeen.
  • Early in July - 22 July 1918. Laid mines off Firth of Forth.
  • ? 29 September - 11 October 1918. ? Dutch coast. Submarine reports “Task given up.”
  • 23 February 1919. Surrendered at Harwich.

References

  1. ↑ 1.0 1.1 Uboat.net U-71
  2. ↑ 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 Encyclopedia of U-boats (2004), London:Greenhill Books, ISBN 1-85367-623-3, p.32
  3. ↑ 3.0 3.1 3.2 Type UE 1 UE ocean minelayers class
  4. ↑ Fitzsimons, Bernard. The Illustrated Encyclopedia of 20th Century Weapons and Warfare (London: Phoebus, 1978), Vol. 23, p.2536.
  • List of German U-boats
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