| History | |
|---|---|
| Name | U-989 |
| Ordered | 25 May 1941 |
| Builder | Blohm & Voss,Hamburg |
| Yard number | 189 |
| Laid down | 17 October 1942 |
| Launched | 16 June 1943 |
| Commissioned | 22 July 1943 |
| Fate | Sunk on 14 February 1945 |
| General characteristics | |
| Class & type | Type VIICsubmarine |
| Displacement | |
| Length |
|
| Beam |
|
| Draught | 4.74 m (15 ft 7 in) |
| Installed power |
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| Propulsion |
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| Speed |
|
| Range | |
| Test depth |
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| Complement | 4 officers, 40–56 enlisted |
| Armament |
|
| Service record[1] | |
| Part of |
|
| Identification codes | M 54 065 |
| Commanders | |
| Operations |
|
| Victories | |
German submarineU-989 was aType VIICU-boat built forNazi Germany'sKriegsmarine for service duringWorld War II.She waslaid down on 17 October 1942 byBlohm & Voss,Hamburg as yard number 189,launched on 16 June 1943 andcommissioned on 22 July 1943 underOberleutnant zur See Hardo Rodler von Roithberg.
German Type VIIC submarines were preceded by the shorterType VIIB submarines.U-989 displaced 769 tonnes (757 long tons) when at the surface and 871 tonnes (857 long tons) while submerged.[2] She had a total length of 67.10 m (220 ft 2 in), apressure hull length of 50.50 m (165 ft 8 in), abeam of 6.20 m (20 ft 4 in), a height of 9.60 m (31 ft 6 in), and adraught of 4.74 m (15 ft 7 in). The submarine was powered by twoGermaniawerft F46 four-stroke, six-cylindersuperchargeddiesel engines producing a total of 2,800 to 3,200 metric horsepower (2,060 to 2,350 kW; 2,760 to 3,160 shp) for use while surfaced, twoBrown, Boveri & Cie GG UB 720/8double-acting electric motors producing a total of 750 metric horsepower (550 kW; 740 shp) for use while submerged. She had two shafts and two 1.23 m (4 ft)propellers. The boat was capable of operating at depths of up to 230 metres (750 ft).[2]
The submarine had a maximum surface speed of 17.7 knots (32.8 km/h; 20.4 mph) and a maximum submerged speed of 7.6 knots (14.1 km/h; 8.7 mph).[2] When submerged, the boat could operate for 80 nautical miles (150 km; 92 mi) at 4 knots (7.4 km/h; 4.6 mph); when surfaced, she could travel 8,500 nautical miles (15,700 km; 9,800 mi) at 10 knots (19 km/h; 12 mph).U-989 was fitted with five 53.3 cm (21 in)torpedo tubes (four fitted at the bow and one at the stern), fourteentorpedoes, one8.8 cm (3.46 in) SK C/35 naval gun, 220 rounds, and one twin2 cm (0.79 in) C/30anti-aircraft gun. The boat had acomplement of between forty-four and sixty.[2]
The boat's career began with training at5th U-boat Flotilla on 22 July 1943, followed by active service on 1 February 1944 as part of the9th Flotilla. On 1 October 1944 she transferred to33rd Flotilla for the remainder of her service.
In five patrols she sank one merchant ship, for a total of 1,791 gross register tons (GRT) and damaged one other.
U-989 took part in three wolfpacks, namely:
U-989 was sunk on 14 February 1945 in the North Atlantic in position61°36′N01°35′W / 61.600°N 1.583°W /61.600; -1.583, by depth charges fromHMS Bayntun,HMS Braithwaite,HMS Loch Eck andHMS Loch Dunvegan. All hands were lost.
| Date | Ship Name | Nationality | Tonnage (GRT) | Fate[3] |
|---|---|---|---|---|
| 23 August 1944 | Louis Kossuth | 7,176 | Damaged | |
| 26 August 1944 | Ashmun J Clough | 1,791 | Sunk |