Hatsutaka 1941
| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
| 初鷹 [Hatsutaka] | Harima, Aioi | 3.1938 | 28.4.1939 | 10.1939 | sunk 16.5.1945 | ||
| 蒼鷹 [Aotaka] | Harima, Aioi | 5.1939 | 5.2.1940 | 6.1940 | sunk 26.9.1944 | ||
| 若鷹 [Wakataka] | Harima, Aioi | 11.1940 | 12.7.1941 | 11.1941 | captured 9.1945, to United Kingdom 10.1947 (Laburnum) |
|
Displacement standard, t |
1608 |
|
Displacement normal, t |
1890 |
|
Length, m |
82.5 pp 86.5 wl 90.9 oa |
|
Breadth, m |
11.3 |
|
Draught, m |
4.40 |
|
No of shafts |
2 |
|
Machinery |
2 sets geared steam turbines, 3 boilers |
|
Power, h. p. |
6000 |
|
Max speed, kts |
20 |
|
Fuel, t |
coal + oil |
| Endurance, nm(kts) | 3000(14) |
|
Armament |
Hatsutaka, Aotaka: 2 x 2 - 40/62 HI 91-shiki, 2 x 2 - 13.2/76, 360 mines or nets Wakataka: 2 x 1 - 76/40 11-shiki, 2 x 2 - 25/60 96-shiki, 360 mines or nets |
| Electronic equipment | 93-shiki sonar, 93-shiki hydrophone |
|
Complement |
199 |
Project history: Built under 3rd (Hatsutaka and Aotaka) and 4th (Wakataka) Supplementary programmes of 1937 and 1939. Multi-purpose minelayers-netlayers, design was developed on the basis of strongly redesigned Yaeyama. It was proposed to build two more ships of such class (Asadori and hull No819), but orders for them have been cancelled in 1943.
Modernizations: 1943 - 1944, all: - mine capacity; + 4 DCT (36)
1945, Wakataka: after repair length oa was ~86m; + 4 x 1 - 13.2/76
Naval service: Aotaka 16.5.1944 was damaged on a mine, 26.9.1944 she was sunk N off Borneo by US submarine Pargo. Hatsutaka 3.8.1944 was damaged on a mine, 16.5.1945 she was sunk E off Malacca by US submarine Hawkbill. Wakataka 17.10.1944 was damaged by Dutch submarine Zvaardvis, 27.3.1945 heavy damaged on a mine (under other version by British submarine Stygian): fore part was broken off and in 1947 on a reparation transferred to UK.
Hatsutaka 1939
© Ivan Gogin, 2008-14