Laid down - 1938 Wilton-Fyenoord, Netherlands
Launched 1 May, 1940 as the Dutch submarine O 25
Built under German command ready and commisioned on 8 Jun, 1941.
Taken over by the German Navy on 14 May, 1940 at the shipyard in Schiedam.
Commanders
Jun 1941 - Oct 1943 Krvkpt. Hermann Rigele
Oct 1943 - Oct 1944 Kptlt. Joachim Seeger
Career
3 patrols
06.41 - 07.41 3rd Flotilla (Kiel) trial boat
07.41 - 08.41 5th Flotilla (Kiel) school boat
08.41 - 09.42 2nd Flotilla (Lorient) front boat
10.42 - 02.43 10th Flotilla (Lorient) front boat
03.43 - 10.44 U-Abwehrschule (Bergen) school boat
Fate: Taken out of service on 13 Oct, 1944. Scuttled at Kiel on 3 May, 1945. Wreck broken up.
In the South Atlantic UD 3 sank the
INDRA