Triomphant-class submarine

E862336

The Triomphant-class submarine is a class of French nuclear-powered ballistic missile submarines that form a key component of France’s strategic nuclear deterrent.

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Observed surface forms (2)

Statements (47)

Predicate Object
instanceOf ballistic missile submarine class
beam approximately 12.5 metres
builder DCNS NERFINISHED
Direction des Constructions Navales NERFINISHED
constructionSite Cherbourg shipyard NERFINISHED
countryOfOrigin France
crewComplement approximately 111
approximately 120 with air group and specialists
designedRole second-strike capability
strategic nuclear deterrence
designGeneration second generation French SSBN
displacementSubmerged approximately 14300 tonnes
draft approximately 10.6 metres
enteredServiceDecade 1990s
firstOfClassCommissioned 1997
flagState France NERFINISHED
hasMissileTubes 16
hasUnit French submarine Le Terrible NERFINISHED
French submarine Le Triomphant NERFINISHED
French submarine Le Téméraire NERFINISHED
French submarine Le Vigilant NERFINISHED
hullConfiguration single-hull design
length approximately 138 metres
maintainsAtSeaDeterrent yes
maximumSpeedSubmerged over 25 knots
nationality French
navalBranch Force sous-marine NERFINISHED
noiseReductionFeatures advanced acoustic stealth measures
nuclearWarheadDeliverySystem yes
numberOfUnitsBuilt 4
operator French Navy NERFINISHED
partOf Force océanique stratégique NERFINISHED
French strategic nuclear deterrent
precededBy Redoutable-class submarine NERFINISHED
primaryArmament M45 SLBM NERFINISHED
M51 SLBM NERFINISHED
submarine-launched ballistic missiles
propulsion nuclear reactor
reactorType pressurized-water reactor
replaced Redoutable-class submarine NERFINISHED
secondaryArmament Exocet SM39 anti-ship missiles NERFINISHED
F17 torpedoes
torpedo tubes
serviceEntry 1997
status in active service
strategicImportance core component of French nuclear triad
submarineType SSBN

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

K15 pressurized water reactor usedOnPlatform Triomphant-class submarine
Île Longue usedBy Triomphant-class submarine
this entity surface form: Le Triomphant-class submarines
Triomphant-class ballistic missile submarines unit Triomphant-class submarine
this entity surface form: French submarine Le Triomphant (S616)