|
| U-504 | Type IXC |
| Feldpost Number | M 45 926 |
| Construction Yard | Deutsche Werft AG, Hamburg-Finkenwärder |
| Yard Number | 294 |
| Ordered | 25th Sep 1939 |
| Keel laid | 29th Apr 1940 |
| Launched | 24th Apr 1941 |
| Commissioned | 30th Jul 1941 |
| Baubelehrung | Baubelehrung U-Boote Nordsee, Bremen /
Kriegsschiffbaulehrabteilung für Unterseeboote Nordsee, Bremen | | Training, Flotillas and Duties | | 07.41 - 12.41 | 4.U-Flottille, Stettin
Ausbildungsboot (under training)
|
| 01.42 - 07.43 | 2.U-Flottille, Lorient
Frontboot (operational)
|
| Commanders | | 30.07.41 - 05.01.43 | KK Hans-Georg Friedrich 'Fritz' Poske |
| 06.01.43 - 30.07.43 | KL Wilhelm Luis |
| Operations information for U-504 | 06.01.1942 - 20.01.1942
First Sailing - active patrol
U-504 left Kiel under the command of Hans-Georg Friedrich Poske on 6th Jan 1942 and arrived at return on 20th Jan 1942 after two weeks.
| 25.01.1942 - 01.04.1942
Second Sailing - active patrol
On the 25th Jan 1942, U-504 left Lorient under the command of Hans-Georg Friedrich Poske and after nine and a half weeks arrived at return on 1st Apr 1942.
Hans-Georg Friedrich Poske hit four ships on this patrol, one was from convoy OS-20.-
On 22nd Feb 1942 he sank the American 5,287 ton Republic.
-
On 23rd Feb 1942 he sank the American 10,227 ton WD Anderson.
-
On 26th Feb 1942 he sank the Dutch 8,245 ton Mamura.
-
On 16th Mar 1942 he sank the British 2,802 ton Manaqui, sailing with convoy OS-20.
| 02.05.1942 - 07.07.1942
Third Sailing - active patrol
U-504 departed under Hans-Georg Friedrich Poske from Lorient on 2nd May 1942 and arrived at return on 7th Jul 1942 after nine and a half weeks.
Hans-Georg Friedrich Poske hit six ships on this patrol.-
On 29th May 1942 he sank the British 1,597 ton Allister.
-
On 8th Jun 1942 he sank the British 1,512 ton Rosenborg.
-
On 8th Jun 1942 he sank the 3,901 ton Tela.
-
On 11th Jun 1942 he sank the Dutch 4,282 ton Crijnssen.
-
On 11th Jun 1942 he sank the American 4,846 ton American.
-
On 14th Jun 1942 he sank the 3,280 ton Regent.
| 19.08.1942 - 11.12.1942
Fourth Sailing - active patrol
U-504 left Lorient under the command of Hans-Georg Friedrich Poske on 19th Aug 1942 and after over sixteen weeks arrived at return on 11th Dec 1942.
Hans-Georg Friedrich Poske hit six ships on this patrol.-
On 17th Oct 1942 he sank the British 5,970 ton Empire Chaucer.
-
On 23rd Oct 1942 he sank the British 5,669 ton City of Johannesburg.
-
On 26th Oct 1942 he fatally damaged the American 7,176 ton Anne Hutchinson.
-
On 31st Oct 1942 he sank the British 5,113 ton Reynolds.
-
On 31st Oct 1942 he sank the British 7,041 ton Empire Guidon.
-
On 3rd Nov 1942 he sank the Brazilian 5,187 ton Porto Alegre.
| 19.01.1943 - 24.03.1943
Fifth Sailing - active patrol
On the 19th Jan 1943, U-504 left Lorient under the command of Wilhelm Luis and arrived at return on 24th Mar 1943 after just over nine weeks.
On 21st Jan 1943 in square BF 48, U-504 came under attack from an unidentified aircraft. U-504 was not damaged by the attack.
At 1925 HRS on 12th Mar 1943 in square DH 98, U-504 came under attack from an unidentified aircraft. U-504 was not damaged by the attack.
| 21.04.1943 - 29.05.1943
Sixth Sailing - active patrol
U-504 departed under Wilhelm Luis from Lorient on 21st Apr 1943 and after five and a half weeks arrived at return on 29th May 1943.
| 27.07.1943 - 30.07.1943
Seventh Sailing
U-504 left Bordeaux under the command of Wilhelm Luis on 27th Jul 1943 and arrived at return on 30th Jul 1943 after three days.
|
| | | We have extra information on
16 relevant ships here:
|
|
|
|
ubootwaffe.net