SM U-142[Note 1] was one of the 329 submarines serving in the Imperial German Navy in World War I. U-142 was not engaged in the naval warfare. [3]

Sister ship U-145 after surrender
History
German Empire
NameU-142
Ordered29 November 1916
BuilderGermaniawerft, Kiel
Yard number303
Launched4 March 1918
Commissioned10 November 1918
Fate10 November 1918 – Taken right back to the dockyard after being commissioned and demilitarized and finally broken up at Oslebshausen in 1919. Engine plants were surrendered to the allies.
General characteristics [1]
Class and typeGerman Type U 139 submarine
Displacement
  • 2,158 t (2,124 long tons) surfaced
  • 2,785 t (2,741 long tons) submerged
Length
Beam
  • 9.06 m (29 ft 9 in) (o/a)
  • 5.70 m (18 ft 8 in) (pressure hull)
Height5.38 m (17 ft 8 in)
Draught11.20 m (36 ft 9 in)
Installed power
  • 2 × 3,000 PS (2,206 kW; 2,959 shp)
  • 1 × 450 PS (331 kW; 444 shp) surfaced
  • 2 × 1,300 PS (956 kW; 1,282 shp) submerged
Propulsion2 shafts, 2 × 2.10 m (6 ft 11 in) propellers
Speed
  • 17.5 knots (32.4 km/h; 20.1 mph) surfaced
  • 8.5 knots (15.7 km/h; 9.8 mph) submerged
Range
  • 20,000 nmi (37,000 km; 23,000 mi) at 6 knots (11 km/h; 6.9 mph) surfaced
  • 70 nmi (130 km; 81 mi) at 4.5 knots (8.3 km/h; 5.2 mph) submerged
Test depth75 m (246 ft 1 in)
Complement6 (1) officers, 56 (20) enlisted – (prize crew)
Armament
Service record[2]
Commanders:
  • KrvKpt. Erich Eckelmann
  • 10 – 11 November 1918
Operations: none
Victories: none

References

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Notes

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  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.

Citations

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  1. ^ Gröner 1991, pp. 19–21.
  2. ^ Helgason, Guðmundur. "WWI U-boats: U 142". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 8 December 2014.
  3. ^ Helgason, Guðmundur. "WWI U-boats: U 142". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 22 January 2010.

Bibliography

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  • Gröner, Erich; Jung, Dieter; Maass, Martin (1991). U-boats and Mine Warfare Vessels. German Warships 1815–1945. Vol. 2. Translated by Thomas, Keith; Magowan, Rachel. London: Conway Maritime Press. ISBN 0-85177-593-4.