SM UB-83

UB-148 at sea, a U-boat similar to UB-83.
History
German Empire
NameUB-83
Ordered23 September 1916
BuilderAG Weser, Bremen
Cost3,341,000 German Papiermark
Yard number283
Laid down15 January 1917
Launched15 September 1917
Commissioned15 October 1917
FateSunk 10 September 1918 by British warships at 58°28′N 1°50′W / 58.467°N 1.833°W / 58.467; -1.833
General characteristics
Class & typeType UB III submarine
Displacement
  • 516 t (508 long tons) surfaced
  • 647 t (637 long tons) submerged
Length55.85 m (183 ft 3 in) (o/a)
Beam5.80 m (19 ft)
Draught3.72 m (12 ft 2 in)
Propulsion
Speed
  • 13.4 knots (24.8 km/h; 15.4 mph) surfaced
  • 7.5 knots (13.9 km/h; 8.6 mph) submerged
Range
  • 8,180 nmi (15,150 km; 9,410 mi) at 6 knots (11 km/h; 6.9 mph) surfaced
  • 50 nmi (93 km; 58 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:
  • V Flotilla
  • 24 December 1917 – 10 September 1918
Commanders:
  • Oblt.z.S. Günther Krause
  • 15 October 1917 – 9 June 1918
  • Oblt.z.S. Hans Buntebardt
  • 10 June – 10 September 1918
Operations: 6 patrols
Victories:
  • 1 merchant ship sunk
    (634 GRT)
  • 1 merchant ship damaged
    (6,970 GRT)

SM UB-83 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 15 October 1917 as SM UB-83.

UB-83 was sunk on 10 September 1918 by HMS Ophelia off Orkney at 58°28′N 1°50′W / 58.467°N 1.833°W / 58.467; -1.833 (Ophelia), all 35 of the crew members died in the event.