The USS Michigan (SSBN-727) at a drydock, in November 2002.
|Builders:||General Dynamics Electric Boat| |Operators:||United
States Navy| |Preceded by:||Benjamin Franklin class|
|Type:||SSBN/SSGN (hull design SCB-304)| |Displacement:||16,764
tonnes (16,499 long tons) surfaced 18,750 tonnes (18,450 long
tons) submerged |Length:||560 ft (170 m)| |Beam:||42 ft (13 m)|
|Draft:||35.5 ft (10.8 m) maximum| |Propulsion:||1× S8G PWR
nuclear reactor 2× geared turbines; 60,000 shp (45 MW)Fairbanks
Morse auxiliary diesel 1× 325 hp (242 kW) auxiliary motor 1
shaft with seven-bladed screw |Speed:||12 knots (22 km/h; 14
mph) surfaced 20 knots (37 km/h; 23 mph) submerged (official) 25
knots (46 km/h; 29 mph) submerged (reported) |Range:||Limited
only by food supplies| |Test depth:||+800 ft (240 m)| |Crew:||15
officers, 140 enlisted| |BQQ-6 passive bow-mounted array (which
includes BQS-13 fire control array) TB-16 or BQR-23 towed array
BQR-25 conformal array 4 × 21 in (53 cm) Mark 48 torpedo tubes
(midships) The Ohio class is