German submarine U-137 (1940)

History
Nazi Germany
Name	U-137
Ordered	25 September 1939
Builder	Deutsche Werke, Kiel
Yard number	266
Laid down	16 November 1939
Launched	18 May 1940
Commissioned	15 June 1940
Fate	Scuttled on 5 May 1945 at Wilhelmshaven
General characteristics
Class and type	Type IID coastal submarine
Displacement	314 t (309 long tons) surfaced; 364 t (358 long tons) submerged;
Length	43.97 m (144 ft 3 in) o/a; 29.80 m (97 ft 9 in) pressure hull;
Beam	4.92 m (16 ft 2 in) (o/a); 4.00 m (13 ft 1 in) (pressure hull);
Height	8.40 m (27 ft 7 in)
Draught	3.93 m (12 ft 11 in)
Installed power	700 PS (510 kW; 690 bhp) (diesels); 410 PS (300 kW; 400 shp) (electric);
Propulsion	2 shafts; 2 × diesel engines; 2 × electric motors;
Speed	12.7 knots (23.5 km/h; 14.6 mph) surfaced; 7.4 knots (13.7 km/h; 8.5 mph) submerged;
Range	3,450 nmi (6,390 km; 3,970 mi) at 12 knots (22 km/h; 14 mph) surfaced; 56 nmi (104 km; 64 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged;
Test depth	80 m (260 ft)
Complement	3 officers, 22 men
Armament	3 × 53.3 cm (21 in) torpedo tubes; 5 × torpedoes or up to 12 TMA or 18 TMB mines; 1 × 2 cm (0.79 in) C/30 anti-aircraft gun;
Service record
Part of:	1st U-boat Flotilla; 15 June – 19 December 1940; 22nd U-boat Flotilla; 20 December 1940 – 5 May 1945;
Identification codes:	M 02 030
Commanders:	Oblt.z.S. / Kptlt. Herbert Wohlfarth; 15 June – 14 December 1940; Oblt.z.S. Hans-Ferdinand Massmann; 15 December 1940 – 7 December 1941; Oblt.z.S. Herbert Brüning; 8 December 1941 – 1 September 1942; Oblt.z.S. Gerth Gemeiner; 2 September 1942 – 27 December 1943; Oblt.z.S. Günther Schimmel; 28 December 1943 – 24 January 1945; Oblt.z.S. Erich Fischer; 25 January – 28 February 1945; Oblt.z.S. Hans-Joachim Dierks; March – 5 May 1945;
Operations:	4 patrols:; 1st patrol:; 21 – 29 September 1940; 2nd patrol:; 9 – 17 October 1940; 3rd patrol:; a. 3 – 22 November 1940; b. 24 – 27 November 1940; c. 17 – 20 June 1941; 4th patrol:; a. 21 June - 4 July 1941; b. 24–26 July 1941 ; c. 28–29 August 1941;
Victories:	6 merchant ships sunk ; (24,136 GRT); 1 merchant ship damaged ; (4,917 GRT); 1 auxiliary warship damaged ; (10,552 GRT);

German submarine U-137 was a Type IID U-boat of Nazi Germany's Kriegsmarine in World War II. Her keel was laid down on 16 November 1939 by Deutsche Werke in Kiel. She was launched on 18 May 1940 and commissioned on 15 June 1940 with Oberleutnant zur See Herbert Wohlfarth in command.

U-137 conducted four patrols, sinking six ships totaling 24,136 gross registered tons (GRT) and damaged one vessel of 4,917 GRT. She also damaged one auxiliary warship of 10,552 GRT. She was scuttled on 5 May 1945 at Wilhelmshaven, a week before Germany's surrender. U-137 never suffered any casualties to her crew.

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