SM UC-74

History
German Empire
Name	UC-74
Ordered	12 January 1916
Builder	AG Vulcan, Hamburg
Yard number	79
Launched	19 October 1916
Commissioned	26 November 1916
Fate	Interned at Barcelona, 21 November 1918; surrendered to France, March 1919; broken up in Toulon, July 1921
General characteristics
Class & type	Type UC II submarine
Displacement	410 t (400 long tons), surfaced; 493 t (485 long tons), submerged;
Length	50.45 m (165 ft 6 in) o/a; 40.30 m (132 ft 3 in) pressure hull;
Beam	5.22 m (17 ft 2 in) o/a; 3.65 m (12 ft) pressure hull;
Draught	3.65 m (12 ft)
Propulsion	2 × propeller shafts; 2 × 6-cylinder, 4-stroke diesel engines, 580–600 PS (430–440 kW; 570–590 shp); 2 × electric motors, 620 PS (460 kW; 610 shp);
Speed	11.8 knots (21.9 km/h; 13.6 mph), surfaced; 7.3 knots (13.5 km/h; 8.4 mph), submerged;
Range	8,660–10,230 nmi (16,040–18,950 km; 9,970–11,770 mi) at 7 knots (13 km/h; 8.1 mph) surfaced; 52 nmi (96 km; 60 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged;
Test depth	50 m (160 ft)
Complement	26
Armament	6 × 100 cm (39.4 in) mine tubes; 18 × UC 200 mines; 3 × 50 cm (19.7 in) torpedo tubes (2 bow/external; one stern); 7 × torpedoes; 1 × 8.8 cm (3.5 in) Uk L/30 deck gun;
Notes	30-second diving time
Service record
Part of:	Pola / Mittelmeer / Mittelmeer II Flotilla; 17 March 1917 – 11 November 1918;
Commanders:	Kptlt. Wilhelm Marschall; 26 November 1916 – 6 December 1917; Oblt.z.S. Hans Adalbert von der Lühe; 15 February – 6 August 1918; Oblt.z.S. Hans Schüler; 7 August – 21 November 1918;
Operations:	10 patrols
Victories:	35 merchant ships sunk ; (92,265 GRT); 2 auxiliary warships sunk ; (457 GRT); 4 merchant ships damaged ; (13,108 GRT);

SM UC-74 was a German Type UC II minelaying submarine or U-boat in the German Imperial Navy (German: Kaiserliche Marine) during World War I. The U-boat was ordered on 12 January 1916 and was launched on 19 October 1916. She was commissioned into the German Imperial Navy on 26 November 1916 as SM UC-74. In ten patrols UC-74 was credited with sinking 37 ships, either by torpedo or by mines laid. UC-74 was interned at Barcelona on 21 November 1918 when she ran out of fuel. The U-boat was surrendered to France on 26 March 1919 and was broken up at Toulon in July 1921.

History

German Empire
Name	UC-74
Ordered	12 January 1916
Builder	AG Vulcan, Hamburg
Yard number	79
Launched	19 October 1916
Commissioned	26 November 1916
Fate	Interned at Barcelona, 21 November 1918; surrendered to France, March 1919; broken up in Toulon, July 1921
General characteristics
Class & type	Type UC II submarine
Displacement	410 t (400 long tons), surfaced 493 t (485 long tons), submerged
Length	50.45 m (165 ft 6 in) o/a 40.30 m (132 ft 3 in) pressure hull
Beam	5.22 m (17 ft 2 in) o/a 3.65 m (12 ft) pressure hull
Draught	3.65 m (12 ft)
Propulsion	2 × propeller shafts 2 × 6-cylinder, 4-stroke diesel engines, 580–600 PS (430–440 kW; 570–590 shp) 2 × electric motors, 620 PS (460 kW; 610 shp)
Speed	11.8 knots (21.9 km/h; 13.6 mph), surfaced 7.3 knots (13.5 km/h; 8.4 mph), submerged
Range	8,660–10,230 nmi (16,040–18,950 km; 9,970–11,770 mi) at 7 knots (13 km/h; 8.1 mph) surfaced 52 nmi (96 km; 60 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth	50 m (160 ft)
Complement	26
Armament	6 × 100 cm (39.4 in) mine tubes 18 × UC 200 mines 3 × 50 cm (19.7 in) torpedo tubes (2 bow/external; one stern) 7 × torpedoes 1 × 8.8 cm (3.5 in) Uk L/30 deck gun
Notes	30-second diving time
Service record
Part of:	Pola / Mittelmeer / Mittelmeer II Flotilla 17 March 1917 – 11 November 1918
Commanders:	Kptlt. Wilhelm Marschall 26 November 1916 – 6 December 1917 Oblt.z.S. Hans Adalbert von der Lühe 15 February – 6 August 1918 Oblt.z.S. Hans Schüler 7 August – 21 November 1918
Operations:	10 patrols
Victories:	35 merchant ships sunk (92,265 GRT) 2 auxiliary warships sunk (457 GRT) 4 merchant ships damaged (13,108 GRT)