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SSN-21 Seawolf-class

Builders General Dynamics Electric Boat Division
Power Plant One S6W reactor
one shaft at with 52,000 shp with pumpjet propulsor

Improved Performance Machinery Program Phase II one secondary propulsion submerged motor
Length 353 feet (107.6 meters)
Draft 35 feet (10.67 meters)
Beam 40 feet (12.2 meters)
Displacement 7,460 ton surface displacement
9,137 tons submerged displacement
SpeedOfficial: 25+ knots (28+ miles per hour, 46.3+ kph)
Actual: 35 knots maximum submerged speed
Actual: 20 knots tactical ["silent"] speed
Operating DepthOfficial: "greater than 800 feet"
Actual: About 1600 feet
Jane's Fighting Ships: 2000 feet
Armament eight 660-mm torpedo tubes
50 Tomahawk cruise missiles or
50 Harpoon antiship missiles or
50 Mark 48 ADCAP torpedoes or
up to 100 mines
Systems AN/BSY-2 active-passive Sonar/Fire Control w/
hemispherical bow array and wide aperture array
TB-16B or TB-23 towed array

AN/BPS-16 search and navigation radar
AN/WLQ-4(V)1 ES receiver

Central Combat System (CCS) MK2
Link 11 Tactical data link
OTCIXS Tactical data link
Crew 12 Officers; 121 Enlisted

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Page last modified: 07-07-2011 12:54:40 ZULU