SM UB-73
UB-148 at sea, a U-boat similar to UB-73. | |
History | |
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German Empire | |
Name | UB-73 |
Ordered | 23 September 1916[2] |
Builder | AG Vulcan, Hamburg |
Cost | 3,337,000 German Papiermark |
Yard number | 97 |
Launched | 11 August 1917[1] |
Commissioned | 2 October 1917[1] |
Fate | Surrendered to the French on 21 November 1918, broken up at Brest July 1921.[1] |
General characteristics [1] | |
Class and type | Type UB III submarine |
Displacement |
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Length | 55.52 m (182 ft 2 in) (o/a) |
Beam | 5.76 m (18 ft 11 in) |
Draught | 3.70 m (12 ft 2 in) |
Propulsion |
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Speed |
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Range |
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Test depth | 50 m (160 ft) |
Complement | 3 officers, 31 men[1] |
Armament |
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Service record | |
Part of: |
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Commanders: |
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Operations: | 6 patrols |
Victories: |
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SM UB-73 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 2 October 1917 as SM UB-73.[Note 1]
UB-73 was serving in the Mediterranean. On 21 November 1918 she was surrendered to France as required by the regulations of the Armistice with Germany.[1]
Construction
UB-72 was ordered by the GIN on 23 September 1916.
She was built by AG Vulcan of Hamburg and following just under a year of construction, launched at Hamburg on 11 August 1917. UB-73 was commissioned later that same year . Like all Type UB III submarines, UB-73 carried 10 torpedoes and was armed with a 8.8 cm (3.46 in) deck gun. UB-73 would carry a crew of up to 3 officer and 31 men and had a cruising range of 8,420 nautical miles (15,590 km; 9,690 mi). UB-73 had a displacement of 508 t (500 long tons) while surfaced and 639 t (629 long tons) when submerged. Her engines enabled her to travel at 13.4 knots (24.8 km/h; 15.4 mph) when surfaced and 7.5 knots (13.9 km/h; 8.6 mph) when submerged.
Summary of raiding history
Date | Name | Nationality | Tonnage[Note 2] | Fate[6] |
---|---|---|---|---|
7 April 1918 | Catriena | Netherlands | 115 | Sunk |
11 April 1918 | Myrtle Branch | United Kingdom | 3,741 | Sunk |
14 April 1918 | Chelford | United Kingdom | 2,995 | Sunk |
16 April 1918 | Ladoga | United Kingdom | 1,917 | Sunk |
16 April 1918 | Lodaner | United Kingdom | 3,291 | Sunk |
18 April 1918 | Dalegarth Force | United Kingdom | 684 | Sunk |
23 June 1918 | Mountain Laurel | Norway | 705 | Sunk |
24 June 1918 | HMS D6 | Royal Navy | 495 | Sunk |
25 June 1918 | Orissa | United Kingdom | 5,358 | Sunk |
References
Notes
- ^ "SM" stands for "Seiner Majestät" (English: His Majesty's) and combined with the U for Unterseeboot would be translated as His Majesty's Submarine.
- ^ Merchant ship tonnages are in gross register tons. Military vessels are listed by tons displacement.
Citations
- ^ a b c d e f Gröner 1991, pp. 25–30.
- ^ Rössler 1979, p. 61.
- ^ Helgason, Guðmundur. "WWI U-boat commanders: Woldemar Adam". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 4 February 2015.
- ^ Helgason, Guðmundur. "WWI U-boat commanders: Karl Neureuther". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 4 February 2015.
- ^ Helgason, Guðmundur. "WWI U-boat commanders: Max Bräutigam". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 4 February 2015.
- ^ Helgason, Guðmundur. "Ships hit by UB 73". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 4 February 2015.
Bibliography
- Bendert, Harald (2000). Die UB-Boote der Kaiserlichen Marine, 1914-1918. Einsätze, Erfolge, Schicksal (in German). Hamburg: Verlag E.S. Mittler & Sohn GmbH. ISBN 3-8132-0713-7.
- 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.
- Rössler, Eberhard (1979). Die deutschen U-Boote und ihre Werften: eine Bilddokumentation über den deutschen U-Bootbau; in zwei Bänden (in German). Vol. I. Munich: Bernard & Graefe. ISBN 3-7637-5213-7.
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- SM UB-48
- SM UB-49
- SM UB-50
- SM UB-51
- SM UB-52
- SM UB-53
- SM UB-54
- SM UB-55
- SM UB-56
- SM UB-57
- SM UB-58
- SM UB-59
- SM UB-60
- SM UB-61
- SM UB-62
- SM UB-63
- SM UB-64
- SM UB-65
- SM UB-66
- SM UB-67
- SM UB-68
- SM UB-69
- SM UB-70
- SM UB-71
- SM UB-72
- SM UB-73
- SM UB-74
- SM UB-75
- SM UB-76
- SM UB-77
- SM UB-78
- SM UB-79
- SM UB-80
- SM UB-81
- SM UB-82
- SM UB-83
- SM UB-84
- SM UB-85
- SM UB-86
- SM UB-87
- SM UB-88
- SM UB-89
- SM UB-90
- SM UB-91
- SM UB-92
- SM UB-93
- SM UB-94
- SM UB-95
- SM UB-96
- SM UB-97
- SM UB-98
- SM UB-99
- SM UB-100
- SM UB-101
- SM UB-102
- SM UB-103
- SM UB-104
- SM UB-105
- SM UB-106
- SM UB-107
- SM UB-108
- SM UB-109
- SM UB-110
- SM UB-111
- SM UB-112
- SM UB-113
- SM UB-114
- SM UB-115
- SM UB-116
- SM UB-117
- SM UB-118
- SM UB-119
- SM UB-120
- SM UB-121
- SM UB-122
- SM UB-123
- SM UB-124
- SM UB-125
- SM UB-126
- SM UB-127
- SM UB-128
- SM UB-129
- SM UB-130
- SM UB-131
- SM UB-132
- SM UB-133
- SM UB-136
- SM UB-142
- SM UB-143
- SM UB-144
- SM UB-145
- SM UB-148
- SM UB-149
- SM UB-150
- SM UB-154
- SM UB-155
- Preceded by: Type UB II
- Followed by: Type VII (World War II)