U-170

Type

IXC/40

Ordered

15 Aug, 1940

Laid down

21 May, 1941

Seebeck, Bremen (werk 709)

Launched

6 Jun, 1942

Commissioned

19 Jan, 1943

Kptlt. Günther Pfeffer

Commanders

19 Jan, 1943 - Jul, 1944	Kptlt. Günther Pfeffer
Jul, 1944 - 8 May, 1945	Oblt. Hans-Gerold Hauber

Career

4 patrols

19 Jan, 1943 - 31 May, 1943  4. Flottille (training)
1 Jun, 1943 - 31 Oct, 1944  10. Flottille (front boat)
1 Nov, 1944 - 8 May, 1945  33. Flottille (front boat)

Successes

1 ship sunk for a total of 4.663 GRT

Fate

Transferred from Horten, Norway to Loch Ryan 29 May 1945 for Operation Deadlight.

Operation Deadlight (post-war Allied operation, info)
Sunk on 30 Nov, 1945 in position 55.44N, 07.53W.

See the 1 ships hit by U-170 - View the 4 war patrols

Attacks on this boat

31 Oct, 1944
The boat reported an attack on a convoy escorted by "destroyers" and fires a T-5 torpedo but is in return depth charged and severely damaged (War diary of the boat, KTB).

5 Nov, 1944
The boat reported damages to its snort due to depth charges and its intention to retreat for repairs. She then entered Norway on Nov 30. (Sources: Blair, vol 2, page 621)

2 recorded attacks on this boat.

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-170 did not suffer any casualties (we know of) until the time of her loss.