SM U-27 (Germany)

History
German Empire
Name	U-27
Ordered	19 February 1912
Builder	Kaiserliche Werft Danzig
Yard number	17
Launched	14 July 1913
Commissioned	8 May 1914
Fate	Sunk 19 August 1915 in Western Approaches. 37 dead.
General characteristics [1]
Class and type	German Type U 27 submarine
Displacement	675 t (664 long tons) surfaced 878 t (864 long tons) submerged
Length	64.70 m (212 ft 3 in) (o/a)
Beam	6.32 m (20 ft 9 in)
Draught	3.48 m (11 ft 5 in)
Speed	16.7 knots (30.9 km/h; 19.2 mph) surfaced 9.8 knots (18.1 km/h; 11.3 mph) submerged
Range	8,420 nmi (15,590 km; 9,690 mi) at 8 knots (15 km/h; 9.2 mph) surfaced 85 nmi (157 km; 98 mi) at 5 knots (9.3 km/h; 5.8 mph) submerged
Test depth	50 m (164 ft)
Complement	4 officers, 31 enlisted
Armament	4 × 50 cm (19.7 in) torpedo tubes 1 × 8.8 cm (3.5 in) SK L/30 deck gun
Service record
Part of:	IV Flotilla 1 August 1914 – 19 August 1915
Commanders:	Kptlt. Bernd Wegener 8 May 1914 – 19 August 1915
Operations:	3 patrols
Victories:	9 merchant ships sunk (25,172 GRT) 2 warships sunk (6,325 tons) 1 auxiliary warship sunk (5,948 GRT)

SM U-27 was a German Type U-27 U-boat built for service in the Imperial German Navy. She was launched on 14 July 1913, and commissioned on 8 May 1914 with Kapitänleutnant Bernd Wegener in command.

On 18 October 1914, the British submarine HMS E3 was torpedoed and sunk in the North Sea by U-27. This was the first action in which one submarine sank another.