UD-5
(ex Dutch submarine O 27)


Type O 21 - 27 Dutch design
Laid down 1938 Rotterdam, Netherlands
Commissioned * 30 Jan 1942 Frgkpt. Bruno Mahn
Commanders 11.41 - 01.43
12.42 - 01.43
01.43 - 02.43
02.43 - 05.45
KptzS. Bruno Mahn
Oblt. Klaus-Dietrich König (in deputize)
Kptlt. Horst-Tessen von Kameke
Kptlt. Hans-Ulrich Scheltz
Career 2 patrols 11.41 - 08.42 5th Flotilla (Kiel) training
08.42 - 01.43 10th Flotilla (Lorient) front boat
01.43 - 05.45 U-Abwehrschule (Bergen)
school boat
Successes Sank the British steamer Primrose Hill on 29 Oct, 1942 (7,628 tons)
Fate Built as the Dutch submarine O 27 but had not been launched when it was captured by the Germans at the Rotterdam yard on 14 May, 1940.

Launched 26, Sept 1941 and commissioned into the German Navy on 30 Jan 1942. Surrendered at Bergen, Norway on 9 May 1945.

Transferred from Bergen, Norway to Britain on 31 May 1945. Returned from Dundee, Scotland to the Netherlands on 13 July, 1945 and recommissioned as the Dutch submarine O 27. Stricken 14 Nov, 1959 and broken up in 1961.

* Commissioned into German service.

The O 21 - 27 Class was a 1937 Dutch Navy design. They were 949tons on the surface (slightly lighter than the German type IX), had eight torpedo tubes and carried 14 torpedoes. Range was about 7100 nautical miles on the surface at 10 knots. They had a crew of about 44 men. All of the boats were fitted with a Schnorchel, years before the Germans implemented it.

3 of those boats (U-D3, U-D4 and U-D5) fell into German hands in May 1940.