German submarine U-667

History
Nazi Germany
Name	U-667
Ordered	15 August 1940
Builder	Deutsche Werft, Hamburg
Yard number	816
Laid down	16 August 1941
Launched	29 August 1942
Commissioned	21 October 1942
Fate	Sunk on 26 August 1944 in the Bay of Biscay in position 46°6′N 01°36′W / 46.100°N 1.600°W / 46.100; -1.600, when she struck a mine.
General characteristics
Class and type	Type VIIC submarine
Displacement	769 tonnes (757 long tons) surfaced 871 t (857 long tons) submerged
Length	67.10 m (220 ft 2 in) o/a 50.50 m (165 ft 8 in) pressure hull
Beam	6.20 m (20 ft 4 in) o/a 4.70 m (15 ft 5 in) pressure hull
Height	9.60 m (31 ft 6 in)
Draught	4.74 m (15 ft 7 in)
Installed power	2,800–3,200 PS (2,100–2,400 kW; 2,800–3,200 bhp) (diesels) 750 PS (550 kW; 740 shp) (electric)
Propulsion	2 shafts 2 × diesel engines 2 × electric motors
Speed	17.7 knots (32.8 km/h; 20.4 mph) surfaced 7.6 knots (14.1 km/h; 8.7 mph) submerged
Range	8,500 nmi (15,700 km; 9,800 mi) at 10 knots (19 km/h; 12 mph) surfaced 80 nmi (150 km; 92 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth	230 m (750 ft) Crush depth: 250–295 m (820–968 ft)
Complement	4 officers, 40–56 enlisted
Armament	5 × 53.3 cm (21 in) torpedo tubes (four bow, one stern) 14 × torpedoes 1 × 8.8 cm (3.46 in) deck gun (220 rounds) 2 × twin 2 cm (0.79 in) C/30 anti-aircraft guns
Service record[1]
Part of:	5th U-boat Flotilla 21 October 1942 – 31 May 1943 7th U-boat Flotilla 1 June 1943 – 26 August 1944
Identification codes:	M 50 568
Commanders:	Oblt.z.S. / Kptlt. Heinrich Schroeteler 21 October 1942 – May 1944 Kptlt. Karl-Heinz Lange 10 July 1944 – 26 August 1944
Operations:	5 patrols: 1st patrol: 20 May – 26 July 1943 2nd patrol: a. 14 – 16 September 1943 b. 18 September – 11 October 1943 3rd patrol: 18 November 1943 – 6 January 1944 4th patrol: 8 March – 19 May 1944 5th patrol: 22 July – 26 August 1944
Victories:	1 merchant ship sunk (7,176 GRT) 2 warships sunk (1,171 tons) 1 warship total loss (1,653 tons)

German submarine U-667 was a Type VIIC U-boat built for Nazi Germany's Kriegsmarine for service during World War II. She was laid down on 16 August 1941 by Deutsche Werft, Hamburg as yard number 816, launched on 29 August 1942 and commissioned on 21 October 1942 under Oberleutnant zur See Heinrich Schroeteler.