SM UB-64

For other ships with the same name, see German submarine U-64.
UB-148 at sea, a U-boat similar to UB-64.
History
German Empire
NameUB-64
Ordered20 May 1916[1]
BuilderAG Vulcan, Hamburg
Cost3,279,000 German Papiermark
Yard number89
Launched9 June 1917[2]
Commissioned5 August 1917[2]
FateSurrendered to the British 21 November 1918 and broken up in Fareham in 1921[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:
  • V Flotilla
  • 10 September 1917 – 20 April 1918
  • II Flotilla
  • 20 April – 11 November 1918
Commanders:
  • Kptlt. Otto von Schrader[3]
  • 5 August – 31 October 1917
  • Kptlt. Walter Gude[4]
  • 1 November 1917 – 25 January 1918
  • Kptlt. Woldemar Petri[5]
  • 26 January – 27 February 1918
  • Kptlt. Otto von Schrader[6]
  • 28 February – 31 August 1918
  • Oblt.z.S. Ernst Krieger[7]
  • 1 September – 11 November 1918
Operations: 8 patrols
Victories:
  • 27 merchant ships sunk
    (21,528 GRT)
  • 2 auxiliary warships sunk
    (12,221 GRT)
  • 4 merchant ships damaged
    (48,497 GRT)
  • 1 merchant ship taken as prize
    (371 GRT)

SM UB-64 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 5 August 1917 as SM UB-64.[Note 1]

UB-64 was surrendered to the British on 21 November 1918 in accordance with the requirements of the Armistice with Germany and broken up in Fareham in 1921.[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: Otto von Schrader (Royal House Order of Hohenzollern)". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 4 February 2015.
  4. ^ Helgason, Guðmundur. "WWI U-boat commanders: Walter Gude". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 4 February 2015.
  5. ^ Helgason, Guðmundur. "WWI U-boat commanders: Woldemar Petri". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 4 February 2015.
  6. ^ Helgason, Guðmundur. "WWI U-boat commanders: Otto von Schrader (Royal House Order of Hohenzollern)". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 4 February 2015.
  7. ^ Helgason, Guðmundur. "WWI U-boat commanders: Ernst Krieger". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 4 February 2015.


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