SM UB-85

UB-148 at sea, a U-boat similar to UB-85.
History
German Empire
NameUB-85
Ordered23 September 1916
BuilderAG Weser, Bremen
Cost3,341,000 German Papiermark
Yard number285
Laid down24 January 1917
Launched26 October 1917
Commissioned24 November 1917
FateSunk 30 April 1918 by HM Drifter Coreopsis II at 54°47′N 5°23′W / 54.783°N 5.383°W / 54.783; -5.383
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
  • 10 February – 30 April 1918
Commanders:
  • Kptlt. Günther Krech
  • 24 November 1917 – 30 April 1918
Operations: 2 patrols
Victories: None

SM UB-85 was a Type UB III U-boat in the German Imperial Navy (German: Kaiserliche Marine) during World War I. Ordered on 23 September 1916, the U-boat was built at the AG Weser shipyard in Bremen and commissioned on 24 November 1917, under the command of Kapitänleutnant Günther Krech.