Oyashio class submarine
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The Oyashio is a class of Japanese diesel-electric submarine. The submarines entered service in the late 1990s. The submarines are larger than the earlier Harushio class submarines, to make room for a flank sonar array.
Specifications
- Displacement:
- * 2,750 tons surfaced
- * 3,000 tons submerged
- Dimensions:
- * Length: 81.7 m
- * Beam: 8.9 m
- * Draft: 7.4 m
- Maximum speed
- * 12 knots surfaced
- * 20 knots submerged
- Propulsion: 1 shaft diesel electric
- Armament
- * Torpedoes: 6 × 21 inch (533 mm) torpedo tubes. Carries a total of 20 of : Type 89 or Type 80 ASW torpedoes, or Sub-Harpoon missiles.
- Sonar: Hughes/Oki ZQQ 5B/6 hull mounted sonar, flank arrays, ZQR 1 towed array.
- Radar: JRC ZPS 6 I-band search radar.
- Complement: 70 (10 officers).
Boats
| Name | Laid down | Launched | Commissioned |
|---|---|---|---|
| Oyashio (SS 590) | 26 January 1994 | 15 October 1996 | 16 March 1998 |
| Michishio (SS 591) | 16 February 1995 | 18 September 1997 | 10 March 1999 |
| Uzushio (SS 592) | 6 March 1996 | 26 November 1998 | 9 March 2000 |
| Makishio (SS 593) | 26 March 1997 | 22 September 1999 | 29 March 2001 |
| Isoshio (SS 594) | 9 March 1998 | 27 November 2000 | 14 March 2002 |
| Narushio (SS 595) | 2 April 1999 | 4 October 2001 | 3 March 2003 |
| Kuroshio (SS 596) | 27 March 2000 | 23 October 2002 | 8 March 2004 |
| Takashio (SS 597) | 30 January 2001 | 1 October 2003 | 9 March 2005 |
| Yaeshio (SS 598) | 15 January 2002 | 4 November 2004 | March 2006 |
| SS 599 | 23 January 2003 | September 2005 | March 2007 |
| SS 600 | 23 February 2004 | October 2006 | March 2008 |
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