SM UB-63

UB-148 at sea, a U-boat similar to UB-63.
History
German Empire
NameUB-63
Ordered20 May 1916
BuilderAG Vulcan, Hamburg
Cost3,279,000 German Papiermark
Yard number88
Launched26 May 1917
Commissioned23 July 1917
FateSunk 28 January 1918 by British warships at 56°10′N 2°0′E / 56.167°N 2.000°E / 56.167; 2.000
General characteristics
Class & 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
Armament
Service record
Part of:
  • II Flotilla
  • 4 – 30 September 1917
  • V Flotilla
  • 30 September 1917 – 28 January 1918
Commanders:
  • Kptlt. Rudolf Gebeschus
  • 23 July 1917 – 28 January 1918
Operations: 3 patrols
Victories:
  • 2 merchant ships sunk
    (4,481 GRT)
  • 1 merchant ship damaged
    (1,113 GRT)
  • 1 merchant ship taken as prize
    (3,290 GRT)

SM UB-63 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 July 1917 as SM UB-63.

UB-63 was sunk on 28 January 1918 by British warships HMS W.S. Bailey and HMS Fort George at 56°10′N 2°0′E / 56.167°N 2.000°E / 56.167; 2.000 with depth charges. All 33 crew members perished in the attack.