|Ordered||5 Jun 1941|
|Laid down||19 Dec 1942||F. Krupp Germaniawerft AG, Kiel (werk 682)|
|Launched||7 Oct 1943|
|Commissioned||6 Nov 1943||Oblt. Bernhard Emde|
|Successes||No ships sunk or damaged|
Sunk on 16 January 1945 in the North Atlantic north of the Azores, in position 47.43N, 26.37W, by depth charges from the US destroyer escorts USS Hayter, USS Otter, USS Varian and USS Hubbard. 47 dead (all hands lost).
This boat was fitted with a Schnorchel underwater-breathing apparatus in June 1944.
Men lost from U-boats
Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-248 did not suffer any casualties (we know of) until the time of her loss.