German submarine U-610 was a Type VIIC U-boat built for the Nazi Germany's Kriegsmarine for service during World War II. She was laid down on 5 April 1941, launched on 24 December 1941 and commissioned on 19 February 1942. She sunk on 8 October 1943, having sunk 4 ships and damaging another. Her commander was Kapitänleutnant Walter Freiherr von Freyberg-Eisenberg-Allmendingen.
German Type VIIC submarines were preceded by the shorter Type VIIB submarines. U-610 had a displacement of 769t when at the surface and 871t while submerged. She had a total length of 67.1m (220.1feet), a pressure hull length of 50.5m (165.7feet), a beam of 6.2m (20.3feet), a height of 9.6m (31.5feet), and a draught of 4.74m (15.55feet). The submarine was powered by two Germaniawerft F46 four-stroke, six-cylinder supercharged diesel engines producing a total of NaNPS for use while surfaced, two BBC GG UB 720/8 double-acting electric motors producing a total of 750PS for use while submerged. She had two shafts and two 1.23abbr=onNaNabbr=on propellers. The boat was capable of operating at depths of up to .
The submarine had a maximum surface speed of and a maximum submerged speed of . When submerged, the boat could operate for at ; when surfaced, she could travel at . U-610 was fitted with five 53.30NaN0 torpedo tubes (four fitted at the bow and one at the stern), fourteen torpedoes, one 8.82NaN2 SK C/35 naval gun, 220 rounds, and a 2sp=usNaNsp=us C/30 anti-aircraft gun. The boat had a complement of between forty-four and sixty.
U-610 was built by Blohm & Voss, Hamburg as yard number 586. She was ordered on 22 May 1940 and the keel was laid down on 5 April 1941. U-601 was launched on 24 December 1941.
U-610 took part in nine wolfpacks, namely:
On 8 October 1943, while in the North Atlantic Ocean, the U-601 was sunk by a Canadian Sunderland aircraft by depth charges, killing all 51 men on board.
| Date | Ship Name | Nationality | Tonnage (GRT) | Fate[1] | |
|---|---|---|---|---|---|
| 29 September 1942 | Lifland |  United Kingdom | 2,254 | Sunk | |
| 19 October 1942 | Steel Navigator |  United States | 5,718 | Sunk | |
| 16 December 1942 | Bello |  Norway | 6,125 | Sunk | |
| 16 December 1942 | Regent Lion | United Kingdom | 9,551 | Damaged | |
| 29 March 1943 | William Pierce Frye | United States | 7,176 | Sunk |