SM UC-6

History
German Empire
Name	UC-6
Ordered	November 1914
Builder	AG Vulcan, Hamburg
Yard number	50
Launched	20 June 1915
Commissioned	24 June 1915
Fate	Sunk by mine, 27 September 1917
General characteristics
Class & type	Type UC I submarine
Displacement	168 t (165 long tons), surfaced; 183 t (180 long tons), submerged;
Length	33.99 m (111 ft 6 in) o/a; 29.62 m (97 ft 2 in) pressure hull;
Beam	3.15 m (10 ft 4 in)
Draft	3.04 m (10 ft)
Propulsion	1 × propeller shaft; 1 × 6-cylinder, 4-stroke diesel engine, 90 PS (66 kW; 89 bhp); 1 × electric motor, 175 PS (129 kW; 173 shp);
Speed	6.20 knots (11.48 km/h; 7.13 mph), surfaced; 5.22 knots (9.67 km/h; 6.01 mph), submerged;
Range	780 nmi (1,440 km; 900 mi) at 5 knots (9.3 km/h; 5.8 mph) surfaced; 50 nmi (93 km; 58 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged;
Test depth	50 m (160 ft)
Complement	14
Armament	6 × 100 cm (39 in) mine tubes; 12 × UC 120 mines; 1 × 8 mm (0.31 in) machine gun;
Service record
Part of	Flandern Flotilla; 31 July 1915 – 27 September 1917;
Commanders	Oblt.z.S. Matthias Graf von Schmettow; 24 June 1915 – 4 May 1916; Oblt.z.S. Otto Ehrentraut; 5 May – 5 September 1916; Oblt.z.S. Paul Günther; 6 September – 4 November 1916; Oblt.z.S. Werner von Zerboni di Sposetti; 5 November 1916 – 30 April 1917; Oblt.z.S. Werner Löwe; 1 May – 1 September 1917; Oblt.z.S. Gottfried Reichenbach; 2 – 27 September 1917;
Operations	89 patrols
Victories	35 merchant ships sunk ; (59,125 GRT + Unknown GRT); 1 warship sunk ; (810 tons); 19 auxiliary warships sunk ; (4,194 GRT); 7 merchant ships damaged ; (32,726 GRT); 1 warship damaged ; (810 tons); 1 auxiliary warship damaged ; (378 GRT);

SM UC-6 was a German Type UC I minelayer submarine or U-boat in the German Imperial Navy (German: Kaiserliche Marine) during World War I. The U-boat had been ordered by November 1914 and was launched on 20 June 1915. She was commissioned into the German Imperial Navy on 24 June 1915 as SM UC-6. Mines laid by UC-6 in her 89 patrols were credited with sinking 55 ships.