SM U-50

Last updated
History
War Ensign of Germany 1903-1918.svg German Empire
NameU-50
Ordered4 August 1914
Builder Kaiserliche Werft Danzig
Yard number28
Launched31 December 1915
Commissioned4 July 1916
FateSunk probably by a mine off Terschelling on or after 31 August 1917 [1]
General characteristics [2]
Class & type Type U-43 submarine
Displacement
  • 725  t (714 long tons) surfaced
  • 940 t (930 long tons) submerged
Length65.00 m (213 ft 3 in) (o/a)
Beam
  • 6.20 m (20 ft 4 in) (oa)
  • 4.18 m (13 ft 9 in) (pressure hull)
Height9.00 m (29 ft 6 in)
Draught3.74 m (12 ft 3 in)
Installed power
  • 2 × 2,000  PS (1,471  kW; 1,973  shp) surfaced
  • 2 × 1,200 PS (883 kW; 1,184 shp) submerged
Propulsion2 shafts
Speed
  • 15.2 knots (28.2 km/h; 17.5 mph) surfaced
  • 9.7 knots (18.0 km/h; 11.2 mph) submerged
Range
  • 11,400  nmi (21,100 km; 13,100 mi) at 8 knots (15 km/h; 9.2 mph) surfaced
  • 51 nmi (94 km; 59 mi) at 5 knots (9.3 km/h; 5.8 mph) submerged
Test depth50 m (164 ft 1 in)
Complement36
Armament
Service record
Part of:
  • III Flotilla
  • 4 July 1916 – 31 August 1917
Commanders:
  • Kptlt. Gerhard Berger [4]
  • 4 July 1916 - 31 August 1917
Operations: 5 patrols
Victories: 27 merchant ships sunk
(92,924  GRT)

SM U-50 [Note 1] was one of 329 submarines in the Imperial German Navy in World War I. She took part in the First Battle of the Atlantic.

Contents

U-50 is most notable for sinking the Laconia, formerly an armed merchant cruiser which had returned to passenger service, killing two Americans before the United States had entered the war. Laconia was also the 15th largest ship destroyed by submarine in the war. [5]

Summary of raiding history

DateNameNationalityTonnage [Note 2] Fate [6]
10 November 1916 Bogota Civil Ensign of the United Kingdom.svg United Kingdom 4,577Sunk
11 November 1916 Løkken Flag of Norway.svg Norway 1,954Sunk
11 November 1916 Morazan Civil Ensign of the United Kingdom.svg United Kingdom 3,486Sunk
11 November 1916 Sarah Radcliffe Civil Ensign of the United Kingdom.svg United Kingdom 3,333Sunk
12 November 1916 San Giovanni Flag of Italy (1861-1946) crowned.svg Kingdom of Italy 1,315Sunk
12 November 1916 Stylinai Bebis Flag of Greece (1822-1978).svg Greece 3,603Sunk
12 November 1916 Ioannis Flag of Greece (1822-1978).svg Greece 3,828Sunk
13 November 1916 Lela Flag of Italy (1861-1946) crowned.svg Kingdom of Italy 2,987Sunk
14 November 1916 Hatsuse Civil Ensign of the United Kingdom.svg United Kingdom 282Sunk
18 February 1917 Jean Pierre Flag of France.svg France 449Sunk
22 February 1917 Blenheim Flag of Norway.svg Norway 1,144Sunk
24 February 1917 Falcon Civil Ensign of the United Kingdom.svg United Kingdom 2,244Sunk
25 February 1917 Aries Civil Ensign of the United Kingdom.svg United Kingdom 3,071Sunk
25 February 1917 Huntsman Civil Ensign of the United Kingdom.svg United Kingdom 7,460Sunk
25 February 1917 Laconia Civil Ensign of the United Kingdom.svg United Kingdom 18,099Sunk
11 April 1917 Sarvsfos Flag of Norway.svg Norway 1,462Sunk
19 April 1917 Avocet Civil Ensign of the United Kingdom.svg United Kingdom 1,219Sunk
20 April 1917 Emma Civil Ensign of the United Kingdom.svg United Kingdom 2,520Sunk
21 April 1917 Diadem Civil Ensign of the United Kingdom.svg United Kingdom 4,307Sunk
23 April 1917 Dykland Civil Ensign of the United Kingdom.svg United Kingdom 4,291Sunk
23 April 1917 Oswald Civil Ensign of the United Kingdom.svg United Kingdom 5,185Sunk
25 April 1917 Swanmore Civil Ensign of the United Kingdom.svg United Kingdom 6,373Sunk
7 June 1917 Yuba Flag of Norway.svg Norway 1,458Sunk
11 June 1917 Sigrun Flag of Norway.svg Norway 2,538Sunk
16 June 1917 Carrie Hervey Civil Ensign of the United Kingdom.svg United Kingdom 111Sunk
21 June 1917 Ortona Civil Ensign of the United Kingdom.svg United Kingdom 5,524Sunk
26 June 1917 Vonin Flag of Denmark.svg Denmark 104Sunk

References

Notes

  1. "SM" stands for "Seiner Majestät" (English: His Majesty's) and combined with the U for Unterseeboot would be translated as His Majesty's Submarine.
  2. Tonnages are in gross register tons

Citations

  1. Helgason, Guðmundur. "WWI U-boats: U 50". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 1 December 2014.
  2. Gröner 1991, pp. 8–10.
  3. Rössler 1981, pp. 328–329.
  4. Helgason, Guðmundur. "WWI U-boat commanders: Gerhard Berger". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 1 December 2014.
  5. Helgason, Guðmundur. "Ships hit during WWI: Largest ships". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 1 December 2014.
  6. Helgason, Guðmundur. "Ships hit by U 50". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 1 December 2014.

Bibliography

55°25′00″N04°17′00″E / 55.41667°N 4.28333°E / 55.41667; 4.28333