|Ordered||20 Jan 1941|
|Laid down||30 Oct 1941||Blohm & Voss, Hamburg (werk 616)|
|Launched||23 Jul 1942|
|Commissioned||17 Sep 1942||Oblt. Karl-Heinz Nagel|
|Successes||No ships sunk or damaged|
Left Kiel on 1 May 1943.
Sunk 14 May 1943 in the North Atlantic east of Cape Farewell, Greenland in position 60.32N, 31.05W by depth charges from an American Catalina aircraft (Sqdn VP-84/K). 49 dead (all hands lost). (FDS/NHB, June 1992).
Previously recorded fate
U-640 operated with the following Wolfpacks during its career:
Iller (12 May 1943 - 14 May 1943)
Attacks on this boat and other events
13 May 1943
Following an unsuccessful attack on convoy ON(S) 7, U-640 was bombed by an aircraft from Iceland, forcing the boat to dive and lose contact with the convoy. U-640 was sunk by aircraft the next day. (Sources: Blair, vol 2, page 331)
1 recorded attack on this boat.
Men lost from U-boats
Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-640 did not suffer any casualties (we know of) until the time of her loss.
We have 1 emblem entry for this boat. See the emblem page for this boat or view emblems individually below.
Horseshoe and nail