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Type IXC/40 U-boat

1,120 Tons (surfaced)
1,232 (submerged)
252' x 22' 8' x 14.5"
6 x 53.3cm torpedo tubes
4 bow, 2 stern
with 22 torpedoes
or 72 TMA mines
1 x 105/45mm deck gun
with 110 rounds

Ship History
Built by AG Weser in Bremen, Germany. Laid down May 28, 1941. Launched January 9, 1942. Commissioned April 1, 1942 under the command of captain Heinrich Schäfer.

Wartime History
On April 1, 1942 assigned to 4th U-boat Flotilla for training until September 30, 1942.

On October 1, 1942 assigned to 2nd U-boat Flotilla. Patrolling in the Atlantic Ocean, U-183 sank two ships: Empire Dabchick on December 2, 1942, SS Olancho on March 11, 1942.

During July 1943 U-183 departed France on a voyage to Penang arriving October 27, 1943. On November 20, 1943 assigned to captain Kptlt. Fritz Schneewind.

U-183 was part of the "Monsun Gruppe" patrolling in the Indian Ocean using Japanese occupied bases in Malay and Dutch East Indies for resupply. She sank three more ships: SS Palma on February 29, 1944.

On March 9, 1944 while patrolling off the Maldive Islands, U-183 from outside Addu Atoll (Seenu) fired a torpedo that penetrated a gab in the anti-torpedo net across the Gan Channel and hit MV British Loyalty on the starboard side destroying the engine room and flooding the no. 7, no. 8 and no. 9 tanks causing a heavy starboard list. Counter flooding saved the ship from completely sinking.

On June 5, 1944 sank SS Helen Moller her last confirmed sinking.

On October 1, 1944 assigned to 33rd U-boat Flottille.

Sinking History
On April 23, 1945 at 1:00pm in the v torpedoed by USS Besugo SS-321 at roughly Lat 04.50S, Long 112.52E.

Fates of the Crew
Only one crew member survived the sinking, The other 54 crew members went down with the submarine.

References U-183
Der Spiegel "Sunken Sub: German WWII U-Boat Found Near Indonesia" November 21, 2013

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Last Updated
February 26, 2019


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