Military Wiki
SM U-166
Career (German Empire)
Name: U-166
Ordered: 27 June 1917
Builder: Bremer Vulkan, Vegesack
Launched: 6 September 1918
Commissioned: 21 March 1919
Out of service: 24 July 1935
Renamed: Jean Roulier
General characteristics
Class & type: German Type U 93 submarine
Displacement: 808 tons (surfaced)
946 tons (submerged)
1160 tons (total)
Length: 70.60 m (overall)
55.55 m (pressure hull)
Beam: 6.30 m (overall)
4.15 m (pressure hull)
Draught: 4.02 m
Propulsion: 2400 hp (surfaced)
1200 hp (submerged)
Speed: 16.8 knots (surfaced)
9.1 knots (submerged)
Range: 11,220 miles (surfaced) 56 miles (submerged)
Complement: 39 men
Armament: 16 torpedoes (4/2 in bow/stern tubes)
105mm deck gun with 220 rounds
88mm deck gun

SM U-166 was one of the 329 submarines serving in the Imperial German Navy. She was a Type Mittel U submarine, launched in 1918. She was engaged in the naval warfare of World War I and took part in the First Battle of the Atlantic. She surrendered on 21 March 1919 and became the French submarine Jean Roulier until 24 July 1935. U-166 was broken up. [1]


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