SM UB-61

For other ships with the same name, see German submarine U-61.
UB-148 at sea, a U-boat similar to UB-61.
History
German Empire
NameUB-61
Ordered20 May 1916[1]
BuilderAG Vulcan, Hamburg
Cost3,279,000 German Papiermark
Yard number86
Launched28 April 1917[2]
Commissioned23 June 1917[2]
FateSunk 29 November 1917 by mine at 53°20′N 4°56′E / 53.333°N 4.933°E / 53.333; 4.933, 34 dead[2]
General characteristics [2]
Class and typeType UB III submarine
Displacement
  • 508 t (500 long tons) surfaced
  • 639 t (629 long tons) submerged
Length55.52 m (182 ft 2 in) (o/a)
Beam5.76 m (18 ft 11 in)
Draught3.70 m (12 ft 2 in)
Propulsion
Speed
  • 13.3 knots (24.6 km/h; 15.3 mph) surfaced
  • 7.8 knots (14.4 km/h; 9.0 mph) submerged
Range
  • 8,420 nmi (15,590 km; 9,690 mi) at 6 knots (11 km/h; 6.9 mph) surfaced
  • 55 nmi (102 km; 63 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth50 m (160 ft)
Complement3 officers, 31 men[2]
Armament
Service record
Part of:
  • II Flotilla
  • 6 August 1916 – 10 September 1917
  • V Flotilla
  • 10 September – 29 November 1917
Commanders:
  • Oblt.z.S. Theodor Schultz[3]
  • 23 June – 29 November 1917
Operations: 3 patrols
Victories: 2 merchant ships sunk
(12,920 GRT)

SM UB-61 was a German Type UB III submarine or U-boat in the German Imperial Navy (German: Kaiserliche Marine) during World War I. She was commissioned into the German Imperial Navy on 23 June 1917 as SM UB-61.[Note 1]

The submarine conducted three patrols and sank two ships during the war for a total loss of 12,920 gross register tons (GRT).

UB-61 was struck by a mine on 29 November 1917 at 53°20′N 4°56′E / 53.333°N 4.933°E / 53.333; 4.933 and sunk with all hands lost.[2]

  1. ^ Rössler 1979, p. 60.
  2. ^ a b c d e f Gröner 1991, pp. 25–30.
  3. ^ Helgason, Guðmundur. "WWI U-boat commanders: Theodor Schultz". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 4 February 2015.


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