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Nuclear ForcesFrance

French SSBN force

Nuclear force componentActivePending verification
Nuclear ForcesFRA
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Fact cardConfidence · Source
System
TypeNuclear force component
ProliferationOrigin country only
PlatformsLe Triomphant, Le Téméraire, Le Vigilant, Le Terrible; 16 tubes eachMed[1]
Program statusSNLE 3G: steel cut March 2024, first boat about 2035Med[1]
BasesÎle LongueMed[1]
Delivery
Launchers4848 M51 missiles built, enough for three boatsMed[1]
Delivery systemsM51.2 (TNO warhead), M51.3 entering service; M51.1 retiredMed[1]
Warhead typesTNO and TNO-2; TN75 (100 kt) retiredMed[1]
Summary

Force océanique stratégique: four Triomphant-class SSBNs, one always on patrol.

Draft entry. Values come from the cited public sources and are awaiting editor verification.
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Operators
France
Sources
  1. French nuclear weapons, 2025, Federation of American Scientists Nuclear Notebook, Bulletin of the Atomic Scientists
    Published/updated 2025-07-01 · Tier 2 · checked 2026-11-08
Change log
  • 2026-11-08 Entry created from French nuclear weapons, 2025 (FAS Nuclear Notebook)