German submarine U-275

History
Nazi Germany
Name	U-275
Ordered	10 April 1941
Builder	Bremer-Vulkan-Vegesacker Werft, Bremen
Yard number	40
Laid down	18 January 1941
Launched	8 October 1942
Commissioned	25 November 1942
Fate	Sunk on 10 March 1945 in the English Channel by a mine
General characteristics
Class & 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 or 26 TMA mines; 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
Part of:	8th U-boat Flotilla; 25 November 1942 – 31 May 1943; 3rd U-boat Flotilla; 1 June 1943 – 30 September 1944; 11th U-boat Flotilla; 1 October 1944 – 10 March 1945;
Identification codes:	M 50 344
Commanders:	Oblt.z.S. Helmut Bork; 25 November 1942 – July 1944; Oblt.z.S. Helmuth Wehrkamp; July 1944 – 10 March 1945;
Operations:	9 patrols:; 1st patrol:; a. 4 – 8 September 1943; b. 9 September – 28 October 1943; 2nd patrol:; a. 29 November – 1 December 1943; b. 2 – 7 December 1943; c. 8 December 1943 – 11 January 1944; d. 23 – 26 April 1944; 3rd patrol:; 20 – 23 May 1944; 4th patrol:; 6 – 25 June 1944; 5th patrol:; 16 July – 2 August 1944; 6th patrol:; 13 August – 18 September 1944; 7th patrol:; 2 – 12 December 1944; 8th patrol:; 13 January – 10 February 1945; 9th patrol:; 25 February – 10 March 1945;
Victories:	1 merchant ship sunk ; (4,934 GRT); 1 warship sunk ; (1,090 tons);

German submarine U-275 was a Type VIIC U-boat of Nazi Germany's Kriegsmarine during World War II. The submarine was laid down on 18 January 1942 at the Bremer-Vulkan-Vegesacker Werft (yard) in Bremen as yard number 40. She was launched on 8 October 1942 and commissioned on 25 November under the command of Oberleutnant zur See Helmut Bork.

She sank two ships of 4,934 gross register tons (GRT) in nine patrols and 1,090 tons. She was a member of four wolfpacks.

She was sunk by a mine in the English Channel on 10 March 1945.

History

Nazi Germany
Name	U-275
Ordered	10 April 1941
Builder	Bremer-Vulkan-Vegesacker Werft, Bremen
Yard number	40
Laid down	18 January 1941
Launched	8 October 1942
Commissioned	25 November 1942
Fate	Sunk on 10 March 1945 in the English Channel by a mine
General characteristics
Class & 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 or 26 TMA mines 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
Part of:	8th U-boat Flotilla 25 November 1942 – 31 May 1943 3rd U-boat Flotilla 1 June 1943 – 30 September 1944 11th U-boat Flotilla 1 October 1944 – 10 March 1945
Identification codes:	M 50 344
Commanders:	Oblt.z.S. Helmut Bork 25 November 1942 – July 1944 Oblt.z.S. Helmuth Wehrkamp July 1944 – 10 March 1945
Operations:	9 patrols: 1st patrol: a. 4 – 8 September 1943 b. 9 September – 28 October 1943 2nd patrol: a. 29 November – 1 December 1943 b. 2 – 7 December 1943 c. 8 December 1943 – 11 January 1944 d. 23 – 26 April 1944 3rd patrol: 20 – 23 May 1944 4th patrol: 6 – 25 June 1944 5th patrol: 16 July – 2 August 1944 6th patrol: 13 August – 18 September 1944 7th patrol: 2 – 12 December 1944 8th patrol: 13 January – 10 February 1945 9th patrol: 25 February – 10 March 1945
Victories:	1 merchant ship sunk (4,934 GRT) 1 warship sunk (1,090 tons)