Agosta 90B class submarine

From Wikipedia, the free encyclopedia


France France
Operators: French Navy Jack French Navy
Pakistan Navy Jack Pakistan Navy
Spanish Navy Ensign Spanish Navy
In service: 1977
Out of service: 2001 in France
Active in service in Spain and Pakistan
Ships in Class
Ships in class: France: Agosta, Beviziers, La Praya, Quessant
Spain: Galerna, Siroco, Mistral, Tramontana
Pakistan: Hashmat, Hurmat, Khalid, Saad, Hamza (S139)
General Characteristics
Displacement: Geneva: 1,230 long tons
Surface displacement: 1,500 long tons
Submerged displacement: 2,050 long tons (Pakistan), 1,760 long tons (France, Spain)
Length: 76 m (Pakistan), 67 m (France, Spain)
Beam: 6.80 m
Draught: 4.97 m
Pressure hull diameter: 5.33 m
Buoyancy coefficient: 14%
Periscope depth: 14.20 m
Diving depth: 350 m (Pakistan)
300 m (France, Spain)
Speed: Maximum dived: 20.5 kt
Snorting speed: 10.5 kt
Surfaced speed: 12 kt
Range: 10,000 nm
Endurance: 68 days
Test depth: 350 m (Pakistan), 300 m (France, Spain)
Radar: Thomson CSF DRUA 33
Sonar: Thomson Sintra DSUV 22; DUUA 2D; DUUA 1D; DUUX 2; DSUV 62A towed array
Armament: Aerospatiale SM 39 Exocet SSM; 4 × 21 in (533 mm) bow torpedo tubes. ECAN L5 Mod 3 & ECAN Fl7 Mod 2

Agosta 90B class submarines are French attack submarines (SSKs) used by France, Spain, and Pakistan. The French Navy grouped this model of non-nuclear submarine in their most capable class as an océanique, meaning "ocean-going." An Agosta 90B has a crew of 36 plus 5 Officers.

built by Arsenal de Cherbourg

    • Agosta (S 620) - completed 1977 - decommissioned 1997
    • Beveziers (S 621) - completed 1977 - decommissioned 1998
    • La Praya (S 622) - completed 1978 - decommissioned 2000
    • Ouessant (S 623) - completed 1978 - decommissioned 2001

built by Cartagena dockyard

    • Galerna (S 71) - completed 1983 - in service
    • Siroco (S 72) - completed 1983 - in service
    • Mistral (S 73) - completed 1985 - in service
    • Tramontana (S 74) - completed 1985 - in service

built by AC Dubigeon - originally ordered for the South African Navy but embargoed due to the arms embargo - sold to the Pakistani Navy

    • PNS/M Hashmat (S135) - completed in 1979 - originally named Astrant
    • PNS/M Hurmat (S136) - completed in 1980 - originally named Adventurous

The Agosta 90B is a modernised design built for the Pakistani Navy,

    • PNS/M Khalid (S137) - built in France by DCN Cherbourg - completed in 1999
    • PNS/M Saad (S138) - built in Pakistan with French assistance - completed in 2002
    • PNS/M Hamza (S139) - built in Pakistan by Pakistani engineers without any assistance in 2006 - commissioned 14 August 2006

Image:agosta-cutaway.jpg Amir Abdullah

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