SM U-4 (Germany)

History
German Empire
Name	U-4
Ordered	13 August 1907
Builder	Kaiserliche Werft Danzig
Cost	1,629,000 Goldmark
Yard number	3
Launched	18 May 1909
Commissioned	1 July 1909
Decommissioned	27 January 1919
Fate	Broken up in 1919
General characteristics
Class & type	German Type U 3 submarine
Displacement	421 t (414 long tons) surfaced; 510 t (500 long tons) submerged;
Length	51.28 m (168 ft 3 in) (o/a); 45.00 m (147 ft 8 in) (pressure hull);
Beam	5.60 m (18 ft 4 in)
Draught	3.05 m (10 ft)
Propulsion	2 shafts; 2 × Körting 8-cylinder two stroke paraffin motors with 600 PS (440 kW; 590 shp); 2 × Siemens-Schuckert electric motors with 1,030 PS (760 kW; 1,020 shp); 550 rpm surfaced; 600 rpm submerged;
Speed	11.8 knots (21.9 km/h; 13.6 mph) surfaced; 9.4 knots (17.4 km/h; 10.8 mph) submerged;
Range	1,800 nmi (3,300 km; 2,100 mi) at 12 knots (22 km/h; 14 mph) surfaced; 50 nmi (93 km; 58 mi) at 4.5 knots (8.3 km/h; 5.2 mph) submerged;
Test depth	30 m (98 ft 5 in)
Boats & landing; craft carried	1 dingi
Armament	4 × 45 cm (18 in) torpedo tubes (2 bow, 2 stern); 6 torpedoes; 1 × 5 cm (2.0 in) SK L/40 gun (from 1915);
Service record
Part of:	Training Flotilla; 1 August 1914 - 11 November 1918;
Commanders:	Friedrich Lützow
Operations:	none
Victories:	No ships sunk or damaged

SM U-4 was one of the 329 submarines serving in the Imperial German Navy in World War I. She was partially broken up in 1919 with her hull being sold on.

History

German Empire
Name	U-4
Ordered	13 August 1907
Builder	Kaiserliche Werft Danzig
Cost	1,629,000 Goldmark
Yard number	3
Launched	18 May 1909
Commissioned	1 July 1909
Decommissioned	27 January 1919
Fate	Broken up in 1919
General characteristics
Class & type	German Type U 3 submarine
Displacement	421 t (414 long tons) surfaced 510 t (500 long tons) submerged
Length	51.28 m (168 ft 3 in) (o/a) 45.00 m (147 ft 8 in) (pressure hull)
Beam	5.60 m (18 ft 4 in)
Draught	3.05 m (10 ft)
Propulsion	2 shafts 2 × Körting 8-cylinder two stroke paraffin motors with 600 PS (440 kW; 590 shp) 2 × Siemens-Schuckert electric motors with 1,030 PS (760 kW; 1,020 shp) 550 rpm surfaced 600 rpm submerged
Speed	11.8 knots (21.9 km/h; 13.6 mph) surfaced 9.4 knots (17.4 km/h; 10.8 mph) submerged
Range	1,800 nmi (3,300 km; 2,100 mi) at 12 knots (22 km/h; 14 mph) surfaced 50 nmi (93 km; 58 mi) at 4.5 knots (8.3 km/h; 5.2 mph) submerged
Test depth	30 m (98 ft 5 in)
Boats & landing craft carried	1 dingi
Armament	4 × 45 cm (18 in) torpedo tubes (2 bow, 2 stern) 6 torpedoes 1 × 5 cm (2.0 in) SK L/40 gun (from 1915)
Service record
Part of:	Training Flotilla 1 August 1914 - 11 November 1918
Commanders:	Friedrich Lützow
Operations:	none
Victories:	No ships sunk or damaged