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Nuclear submarine FS De Grasse (S638)

Nuclear submarine FS De Grasse (S638) 0

Classification

Ship class:
Barracuda-class submarine (Suffren-class)
Type:
Attack submarine (SSN, SSK)

Basic information

Operator:
French Navy (Marine Nationale)French Navy (Marine Nationale)
Country of build:
Builder:
Naval Group (formerly DCNS)Naval Group (formerly DCNS)
Status:
Under construction

Ship measurements

Displacement:
4,765 t
Submerged displacement:
5,300 t
Length:
99.5 m
Beam:
8.8 m
Draft:
7.3 m

Machine

Propulsion:
  • K15 nuclear reactor, 150 MW (200,000 hp)
  • 2 * Turbo-generator groups: 10 MW (13,000 hp) each
  • 2 * emergency diesel generators 480 kW (640 hp) each
  • 1 * pump-jet electrically driven
Speed:
14 knots
Submerged speed:
25 knots
Range:
Unlimited
Submerged range:
70 days of food

Personnel

Complement:
60

Combat assets

Electronics:
  • Hull and flank sonar Thales UMS-3000
  • SYCOBS
  • SEACLEAR
  • Velox-M8
Armament:
  • 4 * 533 mm (21.0 in) tubes
  • 20 storage racks, including
  • MdCN cruise missiles
  • Exocet SM39 anti-ship missiles
  • F21 Artemis heavy torpedoes
  • FG29 mines
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