German submarine U-604

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Career (Nazi Germany)
Name: U-604
Ordered: 22 May 1940
Builder: Blohm & Voss, Hamburg
Yard number: 580
Laid down: 27 February 1941
Launched: 16 November 1941
Commissioned: 8 January 1942
Fate: Scuttled on 11 August 1943 at position 04°30′S 21°20′W / 4.500°S 21.333°W / -4.500; -21.333 in the South Atlantic after being depth charged by two US aircraft, a Ventura and a Liberator.
General characteristics [1]
Class and type: Type VIIC submarine
Displacement: 769 tonnes (757 long tons) surfaced
871 t (857 long tons) submerged
Length: 67.1 m (220 ft 2 in) o/a
50.5 m (165 ft 8 in) pressure hull
Beam: 6.2 m (20 ft 4 in) o/a
4.7 m (15 ft 5 in) pressure hull
Height: 9.6 m (31 ft 6 in)
Draft: 4.74 m (15 ft 7 in)
Propulsion: 2 × supercharged Germaniawerft 6-cylinder 4-stroke F46 diesel engines, totalling 2,800–3,200 bhp (2,100–2,400 kW). Max rpm: 470-490
2 × electric motors, totalling 750 shp (560 kW) and max rpm: 296
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: 44–52 officers & ratings
Armament:
Service record[2]
Part of: 5th U-boat Flotilla
(8 January 1942 - 31 July 1942) - Training
9th U-boat Flotilla
(1 August 1942 - 11 August 1943)
Commanders: Kptlt. Horst Höltring
(8 January 1942 - 11 August 1943)
Operations: 1st patrol:
4 August - 8 September 1942
2nd patrol:
14 October - 5 November 1942
3rd patrol:
26 November - 31 December 1942
4th patrol:
8 February - 9 March 1943
5th patrol:
22–26 April 1943
6th patrol:
24 June - 11 August 1943
Victories: 6 merchant ships sunk (39,891 GRT)

German submarine U-604 was a Type VIIC U-boat built for Nazi Germany's Kriegsmarine for service during World War II. She was laid down on 27 February 1941 by Blohm & Voss in Hamburg as yard number 580, launched on 16 November 1941 and commissioned on 8 January 1942 under Kapitänleutnant Horst Höltring (German Cross in Gold).

Service History[edit]

The boat's service began on 8 January 1942 for training as part of the 5th U-boat Flotilla. After training was completed she transferred to the 9th flotilla on 1 August 1942 for active service.

In 6 patrols she sank 6 ships for a total of 39,891 gross register tons (GRT).

Wolfpacks[edit]

She took part in five wolfpacks, namely,

  • Vorwärts (28 August – 1 September 1942)
  • Streitaxt (20–31 October 1942)
  • Draufgänger (1–11 December 1942)
  • Ungestüm (11–22 December 1942)
  • Knappen (19–25 February 1943)

Fate[edit]

She was scuttled on 11 August 1943 at position 04°30′S 21°20′W / 4.500°S 21.333°W / -4.500; -21.333 in the South Atlantic after being depth charged by two US aircraft, a Ventura and a Liberator. Her crew was rescued by U-172.

Summary of raiding career[edit]

Date Name Nationality Tonnage
(GRT)
Fate[3]
25 August 1942 Abbekerk  Netherlands 7,906 Sunk
27 October 1942 Anglo Maersk  United Kingdom 7,705 Sunk
30 October 1942 Président Doumer  United Kingdom 11,898 Sunk
30 October 1942 Baron Vernon  United Kingdom 3,642 Sunk
2 December 1942 Coamo  United States 7,057 Sunk
23 February 1943 Stockport  United Kingdom 1,683 Sunk

References[edit]

  1. ^ Gröner 1985, pp. 72-74.
  2. ^ Helgason, Guðmundur. "The Type VIIC boat U-604". German U-boats of WWII - uboat.net. Retrieved 30 April 2014. 
  3. ^ Helgason, Guðmundur. "Ships hit by U-604". German U-boats of WWII - uboat.net. Retrieved 30 April 2014. 

Bibliography[edit]

  • Busch, Rainer; Röll, Hans-Joachim (1999). Deutsche U-Boot-Verluste von September 1939 bis Mai 1945. Der U-Boot-Krieg (in German) IV (Hamburg, Berlin, Bonn: Mittler). ISBN 3-8132-0514-2. 
  • Gröner, Erich (1985). U-Boote, Hilfskreuzer, Minenschiffe, Netzleger, Sperrbrecher. Die deutschen Kriegsschiffe 1815-1945 (in German) III (Koblenz: Bernard & Graefe). ISBN 3-7637-4802-4. 
  • Edwards, Bernard (1996). Dönitz and the Wolf Packs – The U-Boats at War. London, UK: Cassell Military Classics. pp. 104, 117, 119, 124, 159. ISBN 0-304-35203-9. 

External links[edit]