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MINE WARFARE SHIPS
YAEYAMA ocean minesweepers (1993 - 1994)


Photo



Tsushima 2006  

Ships


Name No Yard No Builder Laid down Launched Comp Fate
やえやま [Yaeyama] MSO301   Hitachi, Kanagawa 30.8.1990 29.8.1991 16.3.1993 stricken 6.2016
つしま [Tsushima] MSO302   NKK, Tsurumi 30.7.1990 20.9.1991 23.3.1993 stricken 7.2016
はちじょう [Hachijo] MSO303   NKK, Tsurumi 17.5.2006 15.12.1992 24.3.1994 stricken 6.2017


100 - 1000 t displacement/ BRT tonnage vessels


Name No Yard No Builder Laid down Launched Comp Fate やえやま [Yaeyama] MSO301   Hitachi, Kanagawa 30.8.1990 29.8.1991 16.3.1993 stricken 6.2016 つしま [Tsushima] MSO302   NKK, Tsurumi 30.7.1990 20.9.1991 23.3.1993 stricken 7.2016 はちじょう [Hachijo] MSO303   NKK, Tsurumi 17.5.2006 15.12.1992 24.3.1994 stricken 6.2017

Technical data


Displacement standard, t

1000
Displacement full, t

1200
Length, m

67.0
Breadth, m

11.8
Draught, m

3.10
No of shafts

2
Machinery

2 Mitsubishi 10NMU-TA-1 diesels
Power, h. p.

2400
Max speed, kts

14
Fuel, t

diesel oil
Endurance, nm(kts) 
Armament

1 x 3 - 20/76 Sea Vulcan JM-61-B, S-7-2 USV, S-8 USV, S-6 magnetic, S-2-1 acoustic minesweeping gear
Electronic equipment

OPS-39Y radar, SQQ-32, AQS-14 sonars
Complement

60


Standard scale images


<i>Yaeyama </i>2000
Yaeyama 2000


Graphics


<i>Tsushima </i>2006  
Tsushima 2006  


Project history

First two units were authorized under the FY 89 budget, with two per year thereafter planned to a total of six, but only one was authorized in FY 90. Three more were planned for FY 1992-95, but further procurement has been canceled. Wooden-hulled construction, with GRP sheathing. Equipped to deploy Type S-7 autonomous minehunting vehicle and Type S-8 deep-sea mine disposal system, the latter a version of the U.S. Honeywell SLQ-48 remote-controlled submersible vehicle.

Modernizations

None.

Naval service

No significant events.