List of all U-boats

U-633

Type

VIIC

 
Ordered15 Aug 1940
Laid down22 Sep 1941 Blohm & Voss, Hamburg (werk 609)
Launched10 Jun 1942
Commissioned30 Jul 1942Oblt. Bernhard Müller
Commanders
30 Jul 1942 - 8 Mar 1943  Oblt. Bernhard Müller
Career
1 patrol
30 Jul 1942-28 Feb 1943  5. Flottille (training)
1 Mar 1943-8 Mar 1943  9. Flottille (active service)
Successes1 ship sunk, total tonnage 3,921 GRT
Fate

Sunk on 8 March 1943 in the North Atlantic south-west of Iceland, in position 58.21N, 31.00W, by depth charges from the US Coast Guard cutter USCGC Spencer. 43 dead (all hands lost). (Axel Niestlé, May 2005).

Loss position

See the 1 ships hit by U-633 - View the 1 war patrol

Previously recorded fate

  • Sunk 7 March, 1943 in the North Atlantic, in position 57.14N, 26.30W, by depth charges from a British Fortress aircraft (Sqdn. 220/J). (Postwar assessment)
    Notes. This attack was actually against U-641 inflicting no damage.
  • Sunk 10 March 1943 in the North Atlantic, in position 58.51N, 19.55W, by ramming from the British merchant SS Scorton.

Wolfpack operations

U-633 operated with the following Wolfpacks during its career:
   Neuland (4 Mar 1943 - 6 Mar 1943)
   Ostmark (6 Mar 1943 - 10 Mar 1943)

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-633 did not suffer any casualties (we know of) until the time of her loss.


Media links


U-Boat Operations of the Second World War - Vol 2

Wynn, Kenneth


Hitler's U-boat War, Vol II

Blair, Clay


German U-Boat Losses During World War II

Niestle, Axel




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