German submarine U-117 (1941)

	U-117 (right) and U-66 under attack by aircraft from the USS Card on 7 August 1943
History
Nazi Germany
Name	U-117
Ordered	31 January 1939
Builder	Germaniawerft, Kiel
Yard number	616
Laid down	1 July 1939
Launched	22 July 1941
Commissioned	25 October 1941
Fate	Sunk on 7 August 1943, by five Avenger aircraft while supplying U-66. All hands lost
General characteristics
Class and type	Type X submarine minelayer
Displacement	1,763 tonnes (1,735 long tons) surfaced; 2,177 tonnes (2,143 long tons) submerged;
Length	89.80 m (294 ft 7 in) o/a; 70.90 m (232 ft 7 in) pressure hull;
Beam	9.20 m (30 ft 2 in) o/a; 4.75 m (15 ft 7 in) pressure hull;
Height	10.20 m (33 ft 6 in)
Draught	4.71 m (15 ft 5 in)
Propulsion	2 × supercharged GW F 46 a 9 pu 9-cylinder, four-stroke diesel engines, 4,800 PS (4,700 bhp; 3,500 kW); 2 × AEG GU 720/8-287 electric motors, 1,100 PS (1,100 shp; 810 kW);
Speed	16.4–17 knots (30.4–31.5 km/h; 18.9–19.6 mph) surfaced; 7 knots (13 km/h; 8.1 mph) submerged;
Range	18,450 nautical miles (34,170 km; 21,230 mi) at 10 knots (19 km/h; 12 mph) surfaced; 93 nmi (172 km; 107 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged;
Test depth	Calculated crush depth: 220 m (720 ft)
Complement	5 officers, 47 enlisted
Armament	2 × 53.3 cm (21 in) stern torpedo tubes; 15 × torpedoes; 66 × SMA mines; 1 × 10.5 cm (4.1 in) deck gun (200 rounds);
Service record
Part of:	2nd U-boat Flotilla; 25 October 1941 - 31 January 1942; 1st U-boat Flotilla; 1 February - 14 October 1942; 11th U-boat Flotilla; 15 October - 30 November 1942; 12th U-boat Flotilla; 1 December 1942 - 7 August 1943;
Identification codes:	M 45 207
Commanders:	F.Kapt. Hans-Werner Neumann; 25 October 1941 - 7 August 1943;
Operations:	5 patrols:; 1st patrol:; a. 19 September - 5 October 1942; b. 10–11 October 1942; 2nd patrol:; 12 October - 22 November 1942; 3rd patrol:; a. 23 December 1942 - 7 February 1943; b. 7–8 March 1943; 4th patrol:; 31 March - 13 May 1943; 5th patrol:; 22 July - 7 August 1943;
Victories:	1 merchant ship total loss ; (7,092 GRT); 1 merchant ship damaged ; (7,177 GRT);

German submarine U-117 was a Type XB minelaying U-boat of Nazi Germany's Kriegsmarine during World War II.

She was ordered on 31 January 1939, and laid down on 1 July 1939, at Friedrich Krupp Germaniawerft, Kiel, as yard number 616. She was launched on 22 July 1941 and commissioned under the command of Fregattenkapitän Hans-Werner Neumann on 25 October of that year.^[4]

^ ^a ^b Kemp 1999, p. 140.
^ Helgason, Guðmundur. "The Type XB boat U-117". German U-boats of WWII - uboat.net. Retrieved 27 December 2012.
^ Helgason, Guðmundur. "War Patrols by German U-boat U-117". German U-boats of WWII - uboat.net. Retrieved 27 December 2012.
^ Helgason, Guðmundur. "U-117". German U-boats of WWII - uboat.net. Retrieved 27 December 2012.

[FOOTNOTEKemp1999140-1] Kemp 1999, p. 140.

[uboatnet-2] Helgason, Guðmundur. "The Type XB boat U-117". German U-boats of WWII - uboat.net. Retrieved 27 December 2012.

[3] Helgason, Guðmundur. "War Patrols by German U-boat U-117". German U-boats of WWII - uboat.net. Retrieved 27 December 2012.

[U-117-4] Helgason, Guðmundur. "U-117". German U-boats of WWII - uboat.net. Retrieved 27 December 2012.

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History
U-117 (right) and U-66 under attack by aircraft from the USS Card on 7 August 1943
Nazi Germany
Name	U-117
Ordered	31 January 1939
Builder	Germaniawerft, Kiel
Yard number	616
Laid down	1 July 1939
Launched	22 July 1941
Commissioned	25 October 1941^[1]
Fate	Sunk on 7 August 1943, by five Avenger aircraft while supplying U-66. All hands lost^[1]
General characteristics
Class and type	Type X submarine minelayer
Displacement	1,763 tonnes (1,735 long tons) surfaced 2,177 tonnes (2,143 long tons) submerged
Length	89.80 m (294 ft 7 in) o/a 70.90 m (232 ft 7 in) pressure hull
Beam	9.20 m (30 ft 2 in) o/a 4.75 m (15 ft 7 in) pressure hull
Height	10.20 m (33 ft 6 in)
Draught	4.71 m (15 ft 5 in)
Propulsion	2 × supercharged GW F 46 a 9 pu 9-cylinder, four-stroke diesel engines, 4,800 PS (4,700 bhp; 3,500 kW) 2 × AEG GU 720/8-287 electric motors, 1,100 PS (1,100 shp; 810 kW)
Speed	16.4–17 knots (30.4–31.5 km/h; 18.9–19.6 mph) surfaced 7 knots (13 km/h; 8.1 mph) submerged
Range	18,450 nautical miles (34,170 km; 21,230 mi) at 10 knots (19 km/h; 12 mph) surfaced 93 nmi (172 km; 107 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth	Calculated crush depth: 220 m (720 ft)
Complement	5 officers, 47 enlisted
Armament	2 × 53.3 cm (21 in) stern torpedo tubes 15 × torpedoes 66 × SMA mines 1 × 10.5 cm (4.1 in) deck gun (200 rounds)
Service record^[2]^[3]
Part of:	2nd U-boat Flotilla 25 October 1941 - 31 January 1942 1st U-boat Flotilla 1 February - 14 October 1942 11th U-boat Flotilla 15 October - 30 November 1942 12th U-boat Flotilla 1 December 1942 - 7 August 1943
Identification codes:	M 45 207
Commanders:	F.Kapt. Hans-Werner Neumann 25 October 1941 - 7 August 1943
Operations:	5 patrols: 1st patrol: a. 19 September - 5 October 1942 b. 10–11 October 1942 2nd patrol: 12 October - 22 November 1942 3rd patrol: a. 23 December 1942 - 7 February 1943 b. 7–8 March 1943 4th patrol: 31 March - 13 May 1943 5th patrol: 22 July - 7 August 1943
Victories:	1 merchant ship total loss (7,092 GRT) 1 merchant ship damaged (7,177 GRT)