Swiftsure-class submarines

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Swiftsure-class submarine
USS_Georgia_%28SSBN_729%29.jpg
Class Overview
Class type: SSGN
Class name: Swiftsure
Preceded by: N/A
Succeeded by: N/A
Operated by: British Londinium
Number in Operation: 7
General Characteristics
Mass: 18, 750 tons
Length: 170 m
Beam: 12. 8 m
Draught: 11.5 m
Complement: 153 officers and men
Powerplant: 1 × Rolls-Royce PWR2 nuclear reactor, 2 × GEC turbines, 1 × shaft pump jet 27,500 hp (20.5 MW), 2 × auxiliary retractable propulsion motors, 2 × W H Allen turbo generators 6 MW 2 × Paxman diesel alternators, 2 × 2,700 hp (20.5 MW)
Weapons:
  • 4 × 21-inch torpedo tubes
  • 154 × BGM-109 Tomahawks in 22 groups of seven.
Speed: 27 knots maximum
Depth: 740 feet maximum
Sensors: BAE Systems SCMS

Thales Underwater Systems Type 2054 composite sonar suite comprising:

Type 2046 towed array sonar
Type 2043 hull-mounted active and passive search sonar
Type 2082 passive intercept and ranging sonar

1 × Kelvin Hughes Type 1007 I band navigation radar 1 × Pilkington Optronics CK51 search periscope 1 × Pilkington Optronics CH91 attack periscope

Armor: 2 inch titanium-composite armour