D
Naval ForcesFrance

Suffren Class (Barracuda Class)

Nuclear attack submarineFielded 2020Pending verification
Naval ForcesFRA
Length 99.5 m
Identification silhouette. Not drawn to scale between entries.
Fact cardConfidence · Source
System
TypeNuclear attack submarine
Date of introduction2020
ProliferationOrigin country only
Units builtShips Planned: 6 Ships Completed: 1Med[1]
Crew60Med[1]
Hulls delivered6Hulls listed in the source cardMed[1]
Dimensions and weight
Length99.5 m326 ftMed[1]
Beam8.8 m29 ftMed[1]
Draft7.3 mMed[1]
Displacement (surface)4,680 tonsMed[1]
Displacement (submerged)5,300 tMed[1]
Propulsion and performance
Propulsion1 x modified K-15 pressurized water reactor.Med[1]
Engine power41,500 total shpMed[1]
Range10 km6 mi · 5 nmiUnlimited range, 10 years (nuclear fuel) Automated check: outside the expected range for this type; verify against the source.Low[1]
Endurance70 daysMed[1]
Protection
Active Protection SystemYesMed[1]
Decoys1 x Canto-S decoy dispenserMed[1]
Armament
Main Armament: torpedo tubes4 x 533-mm Torpedo TubesMed[1]
Main Armament: total armament20 total Weapons of either SCALP Naval cruise missiles; SM 39 Exocet anti-ship missiles; F21 heavyweight torpedoes; or FG-29 type mines in lieu of torpedoes.Med[1]
MinesFG-29 type mines can be carried in lieu of torpedoes.Med[1]
ArmamentSM 39 Exocet; Missile de Croisière Naval (Storm Shadow CASOM); F21Med[1]
Fire control
Navigation Radar1 x Sagem/Kelvin Hughes Series 10 CSR navigationMed[1]
Hull and Flank Sonar1 x Thales UMS-3000 integrated sonar suiteMed[1]
Variants
NoteShips Planned: 6 Ships Completed: 1[1]
SuffrenCommissioned: Expected in 2020[1]
Duguay-TrouinCommissioned: Expected in 2025[1]
TourvilleCommissioned: Expected in 2025[1]
De GrasseCommissioned: Expected in 2025[1]
RubisCommissioned: Expected in 2030[1]
Casabianca or Dupetit-ThouarsCommissioned: Expected in 2030[1]
Weapons and payload options · 3Confidence · Source
SM 39 ExocetAnti-Ship Cruise Missile
Med[1]
Range
50 km31 mi · 27 nmi
Quantity
See total Armament
Type
Anti-Ship Cruise Missile
Warhead
363 lb. (165 kg) Hexolite blast fragmentation
Speed
594 kt (684 mph; 1,100 km/h) or Mach 0.93
Length
5.80 m
Missile de Croisière Naval (Storm Shadow CASOM)Long-Range Cruise Missile
Med[1]
Range
1,000 km621 mi · 540 nmi
Quantity
See total Armament
Type
Long-Range Cruise Missile
Guidance
inertial guidance, topographic (TERCOM/TERPROM), active radar homing and infrared guidance, GPS
Speed
800 km/h (500 mph; 430 kn; Mach 0.65)
Length
6.5 m
F21Heavy Torpedo
Med[1]
Range
50 km31 mi · 27 nmi
Type
Heavy Torpedo
Speed
50 kn (58 mph; 93 km/h)
Length
6.0 m
Summary

The Barracuda class (or Suffren class) is a nuclear attack submarine, designed by the French shipbuilder Naval Group (formerly known as DCNS and DCN) for the French Navy. It is intended to replace the Rubis-class submarines.

Draft entry. Values come from the cited public sources and are awaiting editor verification.
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Operators
France
Sources
  1. Suffren Class (Barracuda Class) French Nuclear Attack Submarine, U.S. Army TRADOC G-2 Worldwide Equipment Guide (ODIN)
    Published/updated 2026-03-20 · Tier 1 · checked 2026-10-10
Change log
  • 2026-10-10 Entry created from the Worldwide Equipment Guide (ODIN), bulk import