SM UB-92
 UB-148 at sea, a U-boat similar to UB-92. | |
| Career (German Empire) |  |
|---|---|
| Name: | UB-92 |
| Ordered: | 6/8 February 1917[1] |
| Builder: | AG Vulcan, Hamburg[2] |
| Cost: | 3,654,000 German Papiermark[2] |
| Yard number: | 108[2] |
| Launched: | 25 March 1918[3] |
| Commissioned: | 27 April 1918[3] |
| Fate: | surrendered 21 November 1918, broken up in 1919-20[3] |
| General characteristics | |
| Class and type: | German Type UB III submarine |
| Type: | Coastal submarine |
| Displacement: | 510 t (502 long tons; 562 short tons) surfaced 640 t (630 long tons; 705 short tons) submerged[2] |
| Length: | 55.52 m (182.2 ft) o/a[2] |
| Beam: | 5.76 m (18.9 ft)[2] |
| Draught: | 3.73 m (12.2 ft)[2] |
| Propulsion: | 2 shafts 6-cylinder MAN-Vulcan diesel engines,[4] 1,100 ihp (820 kW) Siemens-Schuckert[4] electric motors, 788 ihp (588 kW)[2] |
| Speed: | 13 knots (24 km/h; 15 mph) surfaced 7.4 knots (13.7 km/h; 8.5 mph) submerged[2] |
| Range: | 7,120 nmi (13,190 km; 8,190 mi) at 6 kn (11 km/h; 6.9 mph) surfaced 55 nmi (102 km; 63 mi) at 4 kn (7.4 km/h; 4.6 mph) submerged[2] |
| Test depth: | 50 m (160 ft)[4] |
| Complement: | 3 officers, 31 men[4] |
| Armament: | • 5 × 50 cm (19.7 in) torpedo tubes (4 bow, 1 stern) with 10 torpedoes • 1 × 10.5 cm (4.13 in) deck gun[4] |
| Service record | |
|---|---|
| Part of: |
II Flotilla 12 Jul 1918 – 11 Nov 1918 |
| Commanders: |
Oblt Franz Krapohl[5] 27 Apr 1918 - 30 Jun 1918 Oblt Johannes Paul Müller[6] 1 Jul 1918 - 11 Nov 1918 |
| Operations: | 2 patrols |
| Victories: | 8 merchant ships sunk (17,189 gross register tons (GRT)) |
SM UB-92 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 April 1918 as SM UB-92.[nb 1]
UB-92 was surrendered to Britain on 21 November 1918 and broken up in Bo'ness in 1919/20.[3]
Construction
She was built by AG Vulcan of Hamburg[2] and following just under a year of construction, launched at Hamburg on 25 March 1918. UB-92 was commissioned later the same year . Like all Type UB III submarines, UB-92 carried 10 torpedoes and was armed with a 10.5 cm (4.13 in) deck gun. UB-92 would carry a crew of up to 3 officer and 31 men and had a cruising range of 7,120 nautical miles (13,190 km).[2] UB-92 had a displacement of 510 t (502 long tons; 562 short tons) while surfaced and 640 t (630 long tons; 705 short tons) when submerged. Her engines enabled her to travel at 13 knots (24 km/h; 15 mph) when surfaced and 7.4 knots (13.7 km/h; 8.5 mph) when submerged.[2]
Summary of Raiding Career
| Date | Name | Nationality | Tonnage (GRT) |
Fate[7] |
|---|---|---|---|---|
| 20 August 1918 | Boltonhall |  United Kingdom |
3,595 | Sunk |
| 21 August 1918 | Boscawen | United Kingdom |
1,936 | Sunk |
| 22 August 1918 | Palmella | United Kingdom |
1,352 | Sunk |
| 24 August 1918 | Virent | United Kingdom |
3,771 | Sunk |
| 25 August 1918 | Carasa |  Spain |
2,099 | Sunk |
| 17 October 1918 | Bonvilston | United Kingdom |
2,099 | Sunk |
| 18 October 1918 | Industry | United Kingdom |
1,460 | Sunk |
| 20 October 1918 | Emily Millington | United Kingdom |
111 | Sunk |
Notes
- Footnotes
- ↑ "SM" stands for "Seiner Majestät" (English: His Majesty's) and combined with the U for Unterseeboot would be translated as His Majesty's Submarine.
- Citations
- ↑ Rössler 1979, p. 61.
- ↑ 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10 2.11 2.12 Gröner 1985, p. 52.
- ↑ 3.0 3.1 3.2 3.3 Gröner 1985, p. 54.
- ↑ 4.0 4.1 4.2 4.3 4.4 Gröner 1985, p. 53.
- ↑ "Franz Krapohl". Uboat.net. Retrieved 8 February 2015.
- ↑ "Johannes Paul Müller". Uboat.net. Retrieved 8 February 2015.
- ↑ "SM UB-92 successes". UBoat.net. Retrieved 8 February 2015.
References
- Gröner, Erich (1985). U-Boote, Hilfskreuzer, Minenschiffe, Netzleger, Sperrbrecher. Die deutschen Kriegsschiffe, 1815-1945 (in German) III (Koblenz: Bernard & Graefe). ISBN 3-7637-4802-4.
- Bendert, Harald (2000). Die UB-Boote der Kaiserlichen Marine, 1914-1918. Einsätze, Erfolge, Schicksal (in German). Hamburg: Verlag E.S. Mittler & Sohn GmbH. ISBN 3-8132-0713-7.
- Rössler, Eberhard (1979). U-Bootbau bis Ende des 1. Weltkrieges, Konstruktionen für das Ausland und die Jahre 1935 - 1945. Die deutschen U-Boote und ihre Werften (in German) I (Munich: Bernard & Graefe). ISBN 3-7637-5213-7.