SM UB-74
 UB-148 at sea, a U-boat similar to UB-74. | |
| Career (German Empire) |  |
|---|---|
| Name: | UB-74 |
| Ordered: | 23 September 1916[1] |
| Builder: | AG Vulcan, Hamburg[2] |
| Cost: | 3,337,000 German Papiermark[2] |
| Yard number: | 98[2] |
| Launched: | 12 September 1917[3] |
| Commissioned: | 24 October 1917[3] |
| Fate: | sunk 26 May 1918 by depth charges at 50°32′N 2°32′W / 50.533°N 2.533°WCoordinates: 50°32′N 2°32′W / 50.533°N 2.533°W.[3] |
| General characteristics | |
| Class & type: | German Type UB III submarine |
| Type: | Coastal submarine |
| Displacement: |
508 t (500 long tons; 560 short tons) surfaced 639 t (629 long tons; 704 short tons) submerged[2] |
| Length: | 55.52 m (182.2 ft) o/a[2] |
| Beam: | 5.76 m (18.9 ft)[2] |
| Draught: | 3.7 m (12 ft)[2] |
| Propulsion: |
2 shafts 6-cylinder Körting diesel engines,[4] 1,100 ihp (820 kW) Siemens-Schuckert[4] electric motors, 788 ihp (588 kW)[2] |
| Speed: |
13.4 knots (24.8 km/h; 15.4 mph) surfaced 7.5 knots (13.9 km/h; 8.6 mph) submerged[2] |
| Range: |
8,420 nmi (15,590 km; 9,690 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 × 8.8 cm (3.46 in) deck gun[4] |
| Service record | |
|---|---|
| Part of: |
German Imperial Navy[2] |
| Commanders: |
|
SM UB-74 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 24 October 1917 as SM UB-74.[nb 1]
UB-74 was serving in the Flanders Flotillas. On 26 May 1918 she was sunk by HMS Lorna with depth charges in the English channel.[3]
Construction
She was built by AG Vulcan of Hamburg[2] and following just under a year of construction, launched at Hamburg on 12 September 1917. UB-74 was commissioned later that same year . Like all Type UB III submarines, UB-74 carried 10 torpedoes and was armed with a 8.8 cm (3.46 in) deck gun. UB-74 would carry a crew of up to 3 officer and 31 men and had a cruising range of 8,420 nautical miles (15,590 km).[2] UB-74 had a displacement of 508 t (500 long tons; 560 short tons) while surfaced and 639 t (629 long tons; 704 short 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.[2]
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
References
- Gröner, Erich (1985). "U-Boote, Hilfskreuzer, Minenschiffe, Netzleger, Sperrbrecher". Die deutschen Kriegsschiffe, 1815-1945 III (Koblenz: Bernhard&Graefe). ISBN 3-7637-4802-4.
- Bendert, Harald (2000). Die UB-Boote der Kaiserlichen Marine, 1914-1918. Einsätze, Erfolge, Schicksal. 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 I (Munich: Bernhard&Graefe). ISBN 3-7637-5213-7.