SM UB-113

	UB-148 at sea, a U-boat similar to UB-113.
History
German Empire
Name	UB-113
Ordered	6 / 8 February 1917[1]
Builder	Blohm & Voss, Hamburg
Cost	3,714,000 German Papiermark
Yard number	319
Launched	23 September 1917[2]
Commissioned	25 April 1918[2]
Fate	Lost September / October 1918[2]
General characteristics [2]
Class and type	German Type UB III submarine
Displacement	519 t (511 long tons) surfaced; 649 t (639 long tons) submerged;
Length	55.30 m (181 ft 5 in) (o/a)
Beam	5.80 m (19 ft)
Draught	3.70 m (12 ft 2 in)
Propulsion	2 × propeller shaft; 2 × MAN-Vulcan four-stroke 6-cylinder diesel engines, 1,085 bhp (809 kW); 2 × Maffei electric motors, 780 shp (580 kW);
Speed	13.3 knots (24.6 km/h; 15.3 mph) surfaced; 7.5 knots (13.9 km/h; 8.6 mph) submerged;
Range	7,420 nmi (13,740 km; 8,540 mi) at 6 knots (11 km/h; 6.9 mph) surfaced; 55 nmi (102 km; 63 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged;
Test depth	50 m (160 ft)
Complement	3 officers, 31 men[2]
Armament	5 × 50 cm (19.7 in) torpedo tubes (4 bow, 1 stern); 10 torpedoes; 1 × 8.8 cm (3.46 in) deck gun;
Service record
Part of:	Flandern II Flotilla; 24 July – 14 September 1918;
Commanders:	Oblt.z.S. Ulrich Pilzecker[3]; 25 April – 14 September 1918;
Operations:	2 patrols
Victories:	3 merchant ships sunk ; (4,013 GRT)

SM UB-113 was a German Type UB III submarine or U-boat in the German Imperial Navy (German: Kaiserliche Marine) during World War I. She was commissioned into the German Imperial Navy on 25 April 1918 as SM UB-113.[Note 1]

Quick facts: History, German Empire, General characteristi... ▼

UB-113 was lost in autumn 1918 for unknown reasons.[2] According to recent sources, SM UB-113 probably crossed paths with the French gunboat l'Engageante on 29 August in the Gulf of Gascony and was sunk. Occasional confusion with the SM UB-123, which also met a mysterious fate, remains.

History
UB-148 at sea, a U-boat similar to UB-113.
German Empire
Name	UB-113
Ordered	6 / 8 February 1917[1]
Builder	Blohm & Voss, Hamburg
Cost	3,714,000 German Papiermark
Yard number	319
Launched	23 September 1917[2]
Commissioned	25 April 1918[2]
Fate	Lost September / October 1918[2]
General characteristics [2]
Class and type	German Type UB III submarine
Displacement	519 t (511 long tons) surfaced 649 t (639 long tons) submerged
Length	55.30 m (181 ft 5 in) (o/a)
Beam	5.80 m (19 ft)
Draught	3.70 m (12 ft 2 in)
Propulsion	2 × propeller shaft 2 × MAN-Vulcan four-stroke 6-cylinder diesel engines, 1,085 bhp (809 kW) 2 × Maffei electric motors, 780 shp (580 kW)
Speed	13.3 knots (24.6 km/h; 15.3 mph) surfaced 7.5 knots (13.9 km/h; 8.6 mph) submerged
Range	7,420 nmi (13,740 km; 8,540 mi) at 6 knots (11 km/h; 6.9 mph) surfaced 55 nmi (102 km; 63 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth	50 m (160 ft)
Complement	3 officers, 31 men[2]
Armament	5 × 50 cm (19.7 in) torpedo tubes (4 bow, 1 stern) 10 torpedoes 1 × 8.8 cm (3.46 in) deck gun
Service record
Part of:	Flandern II Flotilla 24 July – 14 September 1918
Commanders:	Oblt.z.S. Ulrich Pilzecker[3] 25 April – 14 September 1918
Operations:	2 patrols
Victories:	3 merchant ships sunk (4,013 GRT)