|Ordered||14 Feb 1940|
|Laid down||1 Jul 1941||Deutsche Werft AG, Hamburg (werk 335)|
|Launched||2 Mar 1942|
|Commissioned||19 May 1942||Kptlt. Volkmar Schwartzkopff|
|Successes||No ships sunk or damaged|
Sunk on 30 October 1942 in the North Atlantic east of Newfoundland, in position 47.47N, 49.50W, by depth charges from a Canadian Digby aircraft 747 (10 Sqn RCAF/Z). 53 dead (all hands lost).
Men lost from U-boats
Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-520 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.