SSN-721 USS Chicago

Namesake. The City of Chicago, Il
Ordered. 13 Aug 1981
Builder. Newport News Shipbuilding and Dry Dock Company, Newport News, VA
Laid down. 5 Jan 1983
Launched. 13 Oct 1984
Commissioned. 27 Sep 1986
Decommissioned. 21 Jul 2023
Out of service. 24 Jan 2023
Homeport. Naval Base Kitsap-Bremerton
Motto. We Will
Status. Decommissioned and struck
Class and type. Los Angeles-class submarine
Displacement:
5,759 tons light,
6,162 tons full,
403 tons dead
Length. 362 ft (110 m)
Beam. 33 ft (10 m)
Draft. 31 ft (9.4 m)
Propulsion:
1 × S6G PWR nuclear reactor with D2W core (165 MW), HEU 93.5%)
2 × steam turbines (33,500) shp
1 × shaft
1 × secondary propulsion motor 325 hp (242 kW)
Speed:
Surfaced. 20 knots (23 mph; 37 km/h)
Submerged. +20 knots (23 mph; 37 km/h) (official)
Complement. 12 officers, 98 men
Sensors and processing systems. BQQ-5 passive sonar, BQS-15 detecting and ranging sonar, WLR-8 fire control radar receiver, WLR-9 acoustic receiver for detection of active search sonar and acoustic homing torpedoes, BRD-7 radio direction finder
Armament. 4 × 21 in (533 mm) bow tubes, 12x Vertical Launching System tubes, 27 Mk48 ADCAP torpedo reloads, Tomahawk land attack missile block 3 SLCM range 1,700 nautical miles (3,100 km), Harpoon anti–surface ship missile range 70 nautical miles (130 km), mine laying Mk67 mobile Mk60 captor mines