SM U-157

History
German Empire
NameU-157
Ordered29 November 1916
BuilderH. C. Stülcken Sohn, Hamburg
Launched23 May 1917
Commissioned22 September 1917
Fate11 November 1918 – Interned at Trondheim, Norway. Surrendered to France on 8 February 1919. Broken up at Brest during July 1921.
General characteristics
Class & typeType U 151 submarine
Displacement
  • 1,512 tonnes (1,488 long tons) (surfaced)
  • 1,875 tonnes (1,845 long tons) (submerged)
  • 2,272 tonnes (2,236 long tons) (total)
Length
Beam
  • 8.90 m (29 ft 2 in) (o/a)
  • 5.80 m (19 ft) (pressure hull)
Height9.25 m (30 ft 4 in)
Draught5.30 m (17 ft 5 in)
Installed power
  • 800 PS (590 kW; 790 bhp) (surfaced)
  • 800 PS (590 kW; 790 bhp) (submerged)
Propulsion2 × shafts, 2 × 1.60 m (5 ft 3 in) propellers
Speed
  • 12.4 knots (23.0 km/h; 14.3 mph) surfaced
  • 5.2 knots (9.6 km/h; 6.0 mph) submerged
Range25,000 nmi (46,000 km; 29,000 mi) at 5.5 knots (10.2 km/h; 6.3 mph) surfaced, 65 nmi (120 km; 75 mi) at 3 knots (5.6 km/h; 3.5 mph) submerged
Test depth50 metres (160 ft)
Complement6 officers, 50 enlisted
Armament
Service record
Part of:
  • U-Kreuzer Flotilla
  • 22 September 1917 – 11 November 1918
Commanders:
  • Kptlt. Max Valentiner
  • 22 September 1917 – 20 July 1918
  • KrvKpt. Ortwin Rave
  • 21 July – 30 November 1918
Operations: 2 patrols
Victories: 15 merchant ships sunk
(15,905 GRT)

SM U-157 was one of the 329 submarines serving in the Imperial German Navy in World War I. U-157 was engaged in the naval warfare and took part in the First Battle of the Atlantic.

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