SM U-74

History
German Empire
Name	U-74
Ordered	6 January 1915
Builder	Kaiserliche Werft Danzig
Yard number	30
Launched	10 August 1915
Commissioned	24 November 1915
Fate	17 May 1916 - Sank in a mine handling accident 3.5 nmi (6.5 km; 4.0 mi) off Dunbar, Scotland. 34 dead (all hands lost).
General characteristics
Class & type	Type UE I submarine
Displacement	745 t (733 long tons) surfaced; 829 t (816 long tons) submerged;
Length	56.80 m (186 ft 4 in) (o/a); 46.66 m (153 ft 1 in) (pressure hull);
Beam	5.90 m (19 ft 4 in) (o/a); 5.00 m (16 ft 5 in) (pressure hull);
Height	8.25 m (27 ft 1 in)
Draught	4.84 m (15 ft 11 in)
Installed power	2 × 800 PS (588 kW; 789 shp) surfaced; 2 × 800 PS (588 kW; 789 shp) submerged;
Propulsion	2 shafts, 2× 1.41 m (4 ft 8 in) propellers
Speed	10.6 knots (19.6 km/h; 12.2 mph) surfaced; 7.9 knots (14.6 km/h; 9.1 mph) submerged;
Range	5,480 nmi (10,150 km; 6,310 mi) at 7 knots (13 km/h; 8.1 mph) surfaced; 83 nmi (154 km; 96 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged;
Test depth	50 m (164 ft 1 in)
Complement	4 officers, 28 enlisted
Armament	2 × 50 cm (19.7 in) torpedo tubes (one starboard bow, one starbord stern); 4 torpedoes; 1 × 8.8 cm (3.5 in) SK L/30 deck guns;
Service record
Part of:	I Flotilla; 18 March – 17 May 1916;
Commanders:	Kptlt. Erwin Weisbach; 24 November 1915 – 17 May 1916;
Operations:	2 patrols
Victories:	1 merchant ship sunk ; (2,802 GRT)

SM U-74 was a Type UE 1 submarine and one of the 329 submarines serving in the Imperial German Navy in World War I. U-74 was engaged in the naval warfare and took part in the First Battle of the Atlantic.

History

German Empire
Name	U-74
Ordered	6 January 1915
Builder	Kaiserliche Werft Danzig
Yard number	30
Launched	10 August 1915
Commissioned	24 November 1915
Fate	17 May 1916 - Sank in a mine handling accident 3.5 nmi (6.5 km; 4.0 mi) off Dunbar, Scotland. 34 dead (all hands lost).
General characteristics
Class & type	Type UE I submarine
Displacement	745 t (733 long tons) surfaced 829 t (816 long tons) submerged
Length	56.80 m (186 ft 4 in) (o/a) 46.66 m (153 ft 1 in) (pressure hull)
Beam	5.90 m (19 ft 4 in) (o/a) 5.00 m (16 ft 5 in) (pressure hull)
Height	8.25 m (27 ft 1 in)
Draught	4.84 m (15 ft 11 in)
Installed power	2 × 800 PS (588 kW; 789 shp) surfaced 2 × 800 PS (588 kW; 789 shp) submerged
Propulsion	2 shafts, 2× 1.41 m (4 ft 8 in) propellers
Speed	10.6 knots (19.6 km/h; 12.2 mph) surfaced 7.9 knots (14.6 km/h; 9.1 mph) submerged
Range	5,480 nmi (10,150 km; 6,310 mi) at 7 knots (13 km/h; 8.1 mph) surfaced 83 nmi (154 km; 96 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth	50 m (164 ft 1 in)
Complement	4 officers, 28 enlisted
Armament	2 × 50 cm (19.7 in) torpedo tubes (one starboard bow, one starbord stern) 4 torpedoes 1 × 8.8 cm (3.5 in) SK L/30 deck guns
Service record
Part of:	I Flotilla 18 March – 17 May 1916
Commanders:	Kptlt. Erwin Weisbach 24 November 1915 – 17 May 1916
Operations:	2 patrols
Victories:	1 merchant ship sunk (2,802 GRT)