SM U-82

History
German Empire
Name:	SM U-82
Ordered:	23 June 1915
Builder:	Germaniawerft, Kiel
Yard number:	252
Laid down:	31 August 1915
Launched:	1 July 1916
Commissioned:	16 September 1916
Fate:	16 January 1919 - Surrendered. Broken up at Blyth in 1919-20.
General characteristics
Displacement:	808 t (795 long tons) surfaced 946 t (931 long tons) submerged
Length:	70.06 m (229 ft 10 in) (o/a) 55.55 m (182 ft 3 in) (pressure hull)
Beam:	6.30 m (20 ft 8 in) (oa) 4.15 m (13 ft 7 in) (pressure hull)
Height:	8.00 m (26 ft 3 in)
Draught:	4.02 m (13 ft 2 in)
Installed power:	2 × 2,400 PS (1,765 kW; 2,367 shp) surfaced 2 × 1,200 PS (883 kW; 1,184 shp) submerged
Propulsion:	2 shafts, 2 × 1.70 m (5 ft 7 in) propellers
Speed:	16.8 knots (31.1 km/h; 19.3 mph) surfaced 9.1 knots (16.9 km/h; 10.5 mph) submerged
Range:	11,220 nmi (20,780 km; 12,910 mi) at 8 knots (15 km/h; 9.2 mph) surfaced 56 nmi (104 km; 64 mi) at 5 knots (9.3 km/h; 5.8 mph) submerged
Test depth:	50 m (160 ft)
Complement:	4 officers, 31 enlisted
Armament:	6 × 50 cm (19.7 in) torpedo tubes (four bow, two stern) 12-16 torpedoes 1 × 10.5 cm (4.1 in) SK L/45 deck gun
Service record
Part of:	Imperial German Navy: IV Flotilla 21 November 1916 – 11 November 1918
Commanders:	Kptlt. Hans Adam 16 September 1916 – 29 April 1918 Kptlt. Heinrich Middendorf 30 April – 11 November 1918
Operations:	11 patrols
Victories:	36 merchant ships sunk (110,160 GRT) 3 merchant ships damaged (32,914 GRT)

SM U-82 was a Type U 81 U-boat of the Imperial German Navy during World War I.

She was launched on 1 July 1916 and commissioned on 16 September 1916 under Hans Adam. She was assigned to IV Flotilla on 21 November 1916, serving with them throughout the war. She carried out 11 patrols during the war, commanded from 30 April 1918 by Heinrich Middendorff. SM U-82 sank 36 ships for a total of 110,160 gross register tons (GRT), and damaging a further three ships for 32,914 tons. Among the ships she damaged was the USS Mount Vernon, the former SS Kronprinzessin Cecilie. At 18,372 tons she was one of the largest ships to be hit by a U-boat during the war.

She was surrendered to the British on 16 January 1919 under the terms of the armistice, and was broken up at Blyth between 1919 and 1920.

German Type U 81 submarines were preceded by the shorter Type UE I submarines. U-82 had a displacement of 808 tonnes (795 long tons) when at the surface and 946 tonnes (931 long tons) while submerged. She had a total length of 70.06 m (229 ft 10 in), a pressure hull length of 55.55 m (182 ft 3 in), a beam of 6.30 m (20 ft 8 in), a height of 8 m (26 ft 3 in), and a draught of 4.02 m (13 ft 2 in). The submarine was powered by two 2,400 metric horsepower (1,800 kW; 2,400 shp) engines for use while surfaced, and two 1,200 metric horsepower (880 kW; 1,200 shp) engines for use while submerged. She had two propeller shafts. She was capable of operating at depths of up to 50 metres (160 ft).

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