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Ohio-class SSGN-726 Tactical Trident


Builders: General Dynamics Electric Boat Division.
Power Plant: One S8G nuclear reactor, output of 60,000 hp
core reloaded every nine years
two geared steam turbines,
one shaft
Length: 560 feet (170.69 meters)
Beam: 42 feet (10.06 meters)
Displacement: Surfaced: 16,764 tons
Submerged:18,750 tons
Speed: Official: 20+ knots (23+ miles per hour, 36.8 +kph)
Actual: 25 knots submerged speed
Operating Depth: Official: "greater than 800 feet"
Actual: greater than 1,000 feet
Crew: 15 Officers, 140 Enlisted
66 SEALs
Armament: 22 tubes carrying 7 Tomahawks each (154 total)
2 tubes for UUVs
four torpedo tubes
Sensors: BQQ-6 Bow mounted sonar
BQR-19 Navigation
BQS-13 Active sonar
TB-16 towed array
Unit Operating Cost
Annual Average
~$50,000,000 [source: [FY1996 VAMOSC]
Date Deployed: USS Ohio conversion post-2000

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