|Ordered||23 Sep 1939|
|Laid down||4 Jan 1940||F Schichau GmbH, Danzig (werk 1474)|
|Launched||15 Mar 1941|
|Commissioned||24 May 1941||Oblt. Hans Ey|
|Successes||1 ship damaged, total tonnage 2,215 GRT|
Sunk at 2155hrs on 16 Nov 1941 in the Mediterranean south of Malaga, Spain, in position 36.13N, 04.42W, after being damaged by depth charges and gunfire 25nm east of Gibraltar by the British corvette HMS Marigold. 6 dead and 38 survivors.
Men lost from U-boats
Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-433 did not suffer any casualties (we know of) until the time of her loss.