German submarine U-128 (1941)

	Air attack on U-128
History
Nazi Germany
Name	U-128
Ordered	7 August 1939
Builder	DeSchiMAG AG Weser in Bremen
Yard number	991
Laid down	10 July 1940
Launched	20 February 1941
Commissioned	12 May 1941 by Ulrich Heyse
Fate	Sunk, 17 May 1943
General characteristics
Class and type	Type IXC submarine
Displacement	1,120 t (1,100 long tons) surfaced; 1,232 t (1,213 long tons) submerged;
Length	76.76 m (251 ft 10 in) o/a; 58.75 m (192 ft 9 in) pressure hull;
Beam	6.76 m (22 ft 2 in) o/a; 4.40 m (14 ft 5 in) pressure hull;
Height	9.60 m (31 ft 6 in)
Draught	4.70 m (15 ft 5 in)
Installed power	4,400 PS (3,200 kW; 4,300 bhp) (diesels); 1,000 PS (740 kW; 990 shp) (electric);
Propulsion	2 shafts; 2 × diesel engines; 2 × electric motors;
Speed	18.3 knots (33.9 km/h; 21.1 mph) surfaced; 7.3 knots (13.5 km/h; 8.4 mph) submerged;
Range	13,450 nmi (24,910 km; 15,480 mi) at 10 knots (19 km/h; 12 mph) surfaced; 64 nmi (119 km; 74 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged;
Test depth	230 m (750 ft)
Complement	4 officers, 44 enlisted
Armament	6 × torpedo tubes (4 bow, 2 stern); 22 × 53.3 cm (21 in) torpedoes; 1 × 10.5 cm (4.1 in) SK C/32 deck gun (180 rounds); 1 × 3.7 cm (1.5 in) SK C/30 AA gun; 1 × twin 2 cm FlaK 30 AA guns;
Service record
Part of:	2nd U-boat Flotilla; 12 May 1941 – 17 May 1943;
Identification codes:	M 41 096
Commanders:	Kptlt. Ulrich Heyse; 12 May 1941 – 28 February 1943; Oblt.z.S. Hermann Steinert; 1 March – 17 May 1943;
Operations:	6 patrols:; 1st patrol; 11 – 24 December 1941; 2nd patrol; 8 January – 23 March 1942; 3rd patrol; 25 April – 22 July 1942; 4th patrol; 2 – 10 September 1942; 5th patrol; 14 September 1942 – 15 January 1943; 6th patrol; 6 April – 17 May 1943;
Victories:	12 merchant ships sunk ; (83,639 GRT)

German submarine U-128 was a Type IXC U-boat of Nazi Germany's Kriegsmarine during World War II. She was sunk 17 May 1943, by American action.

^ Helgason, Guðmundur. "The Type IXC boat U-128". German U-boats of WWII - uboat.net. Retrieved 16 October 2014.

[uboatnet-1] Helgason, Guðmundur. "The Type IXC boat U-128". German U-boats of WWII - uboat.net. Retrieved 16 October 2014.

[1]

History
Air attack on U-128
Nazi Germany
Name	U-128
Ordered	7 August 1939
Builder	DeSchiMAG AG Weser in Bremen
Yard number	991
Laid down	10 July 1940
Launched	20 February 1941
Commissioned	12 May 1941 by Ulrich Heyse
Fate	Sunk, 17 May 1943
General characteristics
Class and type	Type IXC submarine
Displacement	1,120 t (1,100 long tons) surfaced 1,232 t (1,213 long tons) submerged
Length	76.76 m (251 ft 10 in) o/a 58.75 m (192 ft 9 in) pressure hull
Beam	6.76 m (22 ft 2 in) o/a 4.40 m (14 ft 5 in) pressure hull
Height	9.60 m (31 ft 6 in)
Draught	4.70 m (15 ft 5 in)
Installed power	4,400 PS (3,200 kW; 4,300 bhp) (diesels) 1,000 PS (740 kW; 990 shp) (electric)
Propulsion	2 shafts 2 × diesel engines 2 × electric motors
Speed	18.3 knots (33.9 km/h; 21.1 mph) surfaced 7.3 knots (13.5 km/h; 8.4 mph) submerged
Range	13,450 nmi (24,910 km; 15,480 mi) at 10 knots (19 km/h; 12 mph) surfaced 64 nmi (119 km; 74 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth	230 m (750 ft)
Complement	4 officers, 44 enlisted
Armament	6 × torpedo tubes (4 bow, 2 stern) 22 × 53.3 cm (21 in) torpedoes 1 × 10.5 cm (4.1 in) SK C/32 deck gun (180 rounds) 1 × 3.7 cm (1.5 in) SK C/30 AA gun 1 × twin 2 cm FlaK 30 AA guns
Service record^[1]
Part of:	2nd U-boat Flotilla 12 May 1941 – 17 May 1943
Identification codes:	M 41 096
Commanders:	Kptlt. Ulrich Heyse 12 May 1941 – 28 February 1943 Oblt.z.S. Hermann Steinert 1 March – 17 May 1943
Operations:	6 patrols: 1st patrol 11 – 24 December 1941 2nd patrol 8 January – 23 March 1942 3rd patrol 25 April – 22 July 1942 4th patrol 2 – 10 September 1942 5th patrol 14 September 1942 – 15 January 1943 6th patrol 6 April – 17 May 1943
Victories:	12 merchant ships sunk (83,639 GRT)