SM UB-87

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UB-148 at sea, a U-boat similar to UB-87.
History
German Empire
Name	UB-87
Ordered	23 September 1916
Builder	AG Weser, Bremen
Cost	3,341,000 German Papiermark
Yard number	287
Laid down	23 February 1917
Launched	10 November 1917
Commissioned	27 December 1917
Fate	Surrendered 20 November 1918, broken up at Brest
General characteristics
Class & type	Type UB III submarine
Displacement	516 t (508 long tons) surfaced 647 t (637 long tons) submerged
Length	55.85 m (183 ft 3 in) (o/a)
Beam	5.80 m (19 ft)
Draught	3.72 m (12 ft 2 in)
Propulsion	2 × propeller shaft 2 × Benz four-stroke 6-cylinder diesel engines, 1,050 bhp (780 kW) 2 × BBC electric motors, 780 shp (580 kW)
Speed	13.4 knots (24.8 km/h; 15.4 mph) surfaced 7.5 knots (13.9 km/h; 8.6 mph) submerged
Range	8,180 nmi (15,150 km; 9,410 mi) at 6 knots (11 km/h; 6.9 mph) surfaced 50 nmi (93 km; 58 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth	50 m (160 ft)
Complement	3 officers, 31 men
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	V Flotilla 14 March – 29 April 1918 III Flotilla 29 April – 11 November 1918
Commanders	Kptlt. Karl Petri 27 December 1917 – 30 September 1918 Oblt.z.S. Bernhard Hibsch 1 October – 11 November 1918
Operations	5 patrols
Victories	3 merchant ships sunk (18,671 GRT) 1 merchant ship damaged (12,045 GRT)

SM UB-87 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 27 December 1917 as SM UB-87.

UB-87 was surrendered to France on 20 November 1918 in accordance with the requirements of the Armistice with Germany. She was broken up in Brest in 1921.

Construction

She was built by AG Weser of Bremen and following just under a year of construction, launched at Bremen on 10 November 1917. UB-87 was commissioned later that same year . Like all Type UB III submarines, UB-87 carried 10 torpedoes and was armed with a 8.8 cm (3.46 in) deck gun. UB-87 would carry a crew of up to 3 officer and 31 men and had a cruising range of 8,180 nautical miles (15,150 km; 9,410 mi). UB-87 had a displacement of 516 t (508 long tons) while surfaced and 647 t (637 long tons) when submerged. Her engines enabled her to travel at 13.4 knots (24.8 km/h; 15.4 mph) when surfaced and 7.5 knots (13.9 km/h; 8.6 mph) when submerged.

Summary of raiding history

Date	Name	Nationality	Tonnage	Fate
3 September 1918	Highcliffe	United Kingdom	3,238	Sunk
6 September 1918	Milly	United Kingdom	2,964	Sunk
7 September 1918	Persic	United Kingdom	12,045	Damaged
9 September 1918	Missanabie	United Kingdom	12,469	Sunk

References

Bibliography