U-504

Type

IXC

Ordered

25 Sep 1939

Laid down

29 Apr 1940

Deutsche Werft AG, Hamburg (werk 294)

Launched

24 Apr 1941

Commissioned

30 Jul 1941

Korvkpt. Fritz Poske (Knights Cross)

Commanders

30 Jul 1941	-	5 Jan 1943		KrvKpt. Hans-Georg Friedrich Poske (Knights Cross)
6 Jan 1943	-	30 Jul 1943		KrvKpt. Wilhelm Luis

Career
7 patrols

30 Jul 1941	-	31 Dec 1941	4. Flottille (training)
1 Jan 1942	-	30 Jul 1943	2. Flottille (active service)

Successes

15 ships sunk, total tonnage 78,123 GRT
1 ship a total loss, total tonnage 7,176 GRT

Fate

Sunk at 1543hrs on 30 July 1943 in the North Atlantic north-west of Cape Ortegal, Spain, in position 45.33N, 10.56W, by depth charges from the British sloops HMS Kite, HMS Woodpecker, HMS Wren and HMS Wild Goose. 53 dead (all hands lost).

Loss position

See the 16 ships hit by U-504 - View the 7 war patrols

Wolfpack operations

U-504 operated with the following Wolfpacks during its career:
   Eisbär (25 Aug 1942 - 1 Sep 1942)
   Rochen (16 Feb 1943 - 1 Mar 1943)
   Tümmler (1 Mar 1943 - 22 Mar 1943)
   Amsel 1 (3 May 1943 - 6 May 1943)
   Elbe (7 May 1943 - 10 May 1943)
   Elbe 2 (10 May 1943 - 14 May 1943)

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-504 did not suffer any casualties (we know of) until the time of her loss.