USS Michigan (SSGN-727)

History
USS Michigan as SSBN-727 (2002)
United States
Name	USS Michigan (SSGN-727)
Namesake	US state of Michigan
Ordered	28 February 1975
Builder	General Dynamics Electric Boat
Laid down	4 April 1977
Launched	26 April 1980
Commissioned	11 September 1982
Homeport	Naval Base Kitsap, Bangor, Washington
Motto	Tuebor ("I will defend")
Status	in active service
Badge
General characteristics
Class & type	Ohio-class
Displacement	16,764 long tons (17,033 t) surfaced 18,750 long tons (19,050 t) submerged
Length	560 ft (170 m)
Beam	42 ft (13 m)
Draft	38 ft (12 m)
Propulsion	1 × S8G PWR nuclear reactor (HEU 93.5%) 2 × geared turbines 1 × 325 hp (242 kW) auxiliary motor 1 × shaft @ 60,000 shp (45,000 kW)
Speed	Greater than 25 knots (46 km/h; 29 mph)
Test depth	Greater than 800 feet (240 m)
Complement	15 officers 140 enlisted
Armament	4 × 21 in (533 mm) torpedo tubes 154 × BGM-109 Tomahawks in 22 groups of seven

USS Michigan (SSBN-727/SSGN-727) is an Ohio-class nuclear-powered guided missile submarine (SSGN), converted from a ballistic missile submarine (SSBN), that is part of the United States Navy. She is the third vessel to bear the name of the U.S. state of Michigan.