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FIGHTING SHIPS OF THE WORLD
JAPAN
SUBMARINES
"L1" 2 class submarines (25-GO) (1920)
Photo
RO51
Ships
| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
|---|---|---|---|---|---|---|---|
| 第25号艦 [25-go], 11.1924- 呂51 [RO51] | Mitsubishi, Kobe | 11.1918 | 25.10.1919 | 6.1920 | stricken 1940 | ||
| 第26号艦 [26-go], 11.1924- 呂52 [RO52] | Mitsubishi, Kobe | 11.1918 | 9.3.1920 | 11.1920 | stricken 4.1932 |
Technical data
| Displacement standard, t | |
|---|---|
| Displacement normal, t | 893 / 1195 |
| Length, m | 67.1 pp 70.6 oa |
| Breadth, m | 7.20 |
| Draught, m | 3.90 |
| No of shafts | 2 |
| Machinery | 2 Vickers diesels / 2 electric motors |
| Power, h. p. | 2400 / 1600 |
| Max speed, kts | 17 / 8 |
| Fuel, t | diesel oil 75 |
| Endurance, nm(kts) | 5500(10) / 80(4) |
| Armament | 1 x 1 - 76/23 41-shiki, 1 x 1 - 7.7/87, 6 - 450 TT (4 bow, 2 beam, 10) |
| Complement | 48 |
| Diving depth operational, m | 60 |
Graphics
RO51
Project history
Vickers L(1) type. Built in Japan under Vickers drawings under 1917 programme and were structurally similar to British submarines of L type. Order on their building has been concluded in late 1917, however they have commissioned very late after war. Double-hulled.
Modernizations
None.
Naval service
26-go was sunk 29.10.1923 in cause of human error, salvaged 17.11.1923 and repaired.
