SM U-93

History
German Empire
Name	U-93
Ordered	15 September 1915
Builder	Germaniawerft, Kiel
Yard number	257
Laid down	12 January 1916
Launched	15 December 1916
Commissioned	10 February 1917
Fate	Lost to unknown cause off Hardelot, France in January 1918
General characteristics
Class & type	Type U 93 submarine
Displacement	838 t (825 long tons) surfaced; 1,000 t (980 long tons) submerged;
Length	71.55 m (234 ft 9 in) (o/a); 56.05 m (183 ft 11 in) (pressure hull);
Beam	6.30 m (20 ft 8 in) (o/a); 4.15 m (13 ft 7 in) (pressure hull);
Height	8.25 m (27 ft 1 in)
Draught	3.94 m (12 ft 11 in)
Installed power	2 × 2,400 PS (1,765 kW; 2,367 shp) surfaced; 2 × 1,200 PS (883 kW; 1,184 shp) submerged;
Propulsion	2 shafts, 2 × 1.66 m (5 ft 5 in) propellers
Speed	16.8 knots (31.1 km/h; 19.3 mph) surfaced; 8.6 knots (15.9 km/h; 9.9 mph) submerged;
Range	9,020 nmi (16,710 km; 10,380 mi) at 8 knots (15 km/h; 9.2 mph) surfaced; 52 nmi (96 km; 60 mi) at 5 knots (9.3 km/h; 5.8 mph) submerged;
Test depth	50 m (160 ft)
Complement	4 officers, 32 enlisted
Armament	6 × 50 cm (19.7 in) torpedo tubes (four bow, two stern); 10-12 torpedoes; 1 × 8.8 cm (3.5 in) SK L/30 deck gun;
Service record
Part of:	IV Flotilla; 5 April 1917 – 15 January 1918;
Commanders:	Kptlt. Edgar von Spiegel von und zu Peckelsheim; 10 February – 30 April 1917; Oblt.z.S. Wilhelm Ziegner; 30 April – 22 May 1917; Oblt.z.S. Helmut Gerlach; 23 May 1917 – 15 January 1918;
Operations:	5 patrols
Victories:	33 merchant ships sunk ; (87,637 GRT); 1 auxiliary warship sunk ; (235 GRT); 2 merchant ships damaged ; (12,429 GRT); 1 warship damaged ; (199 tons);

SM U-93 was one of the 329 submarines serving in the Imperial German Navy in World War I. U-93 was engaged in the naval warfare and took part in the First Battle of the Atlantic.

History

German Empire
Name	U-93
Ordered	15 September 1915
Builder	Germaniawerft, Kiel
Yard number	257
Laid down	12 January 1916
Launched	15 December 1916
Commissioned	10 February 1917
Fate	Lost to unknown cause off Hardelot, France in January 1918
General characteristics
Class & type	Type U 93 submarine
Displacement	838 t (825 long tons) surfaced 1,000 t (980 long tons) submerged
Length	71.55 m (234 ft 9 in) (o/a) 56.05 m (183 ft 11 in) (pressure hull)
Beam	6.30 m (20 ft 8 in) (o/a) 4.15 m (13 ft 7 in) (pressure hull)
Height	8.25 m (27 ft 1 in)
Draught	3.94 m (12 ft 11 in)
Installed power	2 × 2,400 PS (1,765 kW; 2,367 shp) surfaced 2 × 1,200 PS (883 kW; 1,184 shp) submerged
Propulsion	2 shafts, 2 × 1.66 m (5 ft 5 in) propellers
Speed	16.8 knots (31.1 km/h; 19.3 mph) surfaced 8.6 knots (15.9 km/h; 9.9 mph) submerged
Range	9,020 nmi (16,710 km; 10,380 mi) at 8 knots (15 km/h; 9.2 mph) surfaced 52 nmi (96 km; 60 mi) at 5 knots (9.3 km/h; 5.8 mph) submerged
Test depth	50 m (160 ft)
Complement	4 officers, 32 enlisted
Armament	6 × 50 cm (19.7 in) torpedo tubes (four bow, two stern) 10-12 torpedoes 1 × 8.8 cm (3.5 in) SK L/30 deck gun
Service record
Part of:	IV Flotilla 5 April 1917 – 15 January 1918
Commanders:	Kptlt. Edgar von Spiegel von und zu Peckelsheim 10 February – 30 April 1917 Oblt.z.S. Wilhelm Ziegner 30 April – 22 May 1917 Oblt.z.S. Helmut Gerlach 23 May 1917 – 15 January 1918
Operations:	5 patrols
Victories:	33 merchant ships sunk (87,637 GRT) 1 auxiliary warship sunk (235 GRT) 2 merchant ships damaged (12,429 GRT) 1 warship damaged (199 tons)