1.Specifications

Builders: Newport News Shipbuilding Co.
General Dynamics Electric Boat Division.

Power Plant: One S6G reactor
one shaft at 35,000 shp
Improved Performance Machinery Program Phase I [on 688 Improved]

Length: 360 feet (109.73 meters)

Beam: 33 feet (10 meters)

Displacement: 6,927 tons (6210 metric tons) submerged

Speed: Official: 20+ knots (23+ miles per hour, 36.8 +kph)
Actual: 32 knots maximum submerged speed

Operating Depth: official: "greater than 800 feet"
Actual: 950 feet [300 meters] test depth
Actual: 1475 feet [450 meters] collapse depth

Hull: HY-80 Steel

Crew: 13 Officers, 116 Enlisted

Departments
Combat
Engineering
Executive
NAVOPS
Medical
Supply

Armament: Harpoon and Tomahawk ASM/LAM missiles from VLS tubes
MK-48 torpedoes from four 533-mm torpedo tubes (Seawolf has 8)

Combat Systems: AN/BPS-5 surface search radar
AN/BPS-15 A/16 navigation and fire control radar

TB-16D passive towed sonar array (subsystem of BQQ-5)
TB-23 passive "thin line" towed array (subsystem of BQQ-5)
AN/BQG-5D wide aperture flank array
AN/BQQ-5D/E low frequency spherical sonar array OR
AN/BSY-1 spherical bow array [on SSN-751 and later]
AN/BQS-15 close range active sonar (for ice detection)
MIDAS Mine and Ice Detection Avoidance System
SADS-TG active detection sonar

Type 2 attack periscope (port)
Type 18 search periscope (starboard)

AN/BSY-1 (primary computer);
UYK-7; UYK-43; UYK-44

WLR-9 Acoustic Intercept Receiver
WLR-8(V)2 ES receiver
APX-72 IFF (transponder only)

Link 11 Tactical data link
OTCIXS Tactical data link

Unit Cost: $900 million [1990 prices]

Unit Operating Cost
Annual Average: ~$21,000,000 [source: [FY1996 VAMOSC]


2.Ships

SSN 688 Los Angeles
SSN-689 Baton Rouge
SSN 690 Philadelphia
SSN 691 Memphis
SSN-692 Omaha
SSN-693 Cincinnati
SSN-694 Groton
SSN-695 Birmingham
SSN-696 New York City
SSN 697 Indianapolis
SSN 698 Bremerton
SSN 699 Jacksonville
SSN 700 Dallas
SSN 701 La Jolla
SSN-702 Phoenix
SSN 703 Boston
SSN 704 Baltimore
SSN 705 City Of Corpus Christi
SSN 706 Albuquerque
SSN 707 Portsmouth
SSN 708 Minneapolis-St. Paul
SSN 709 Hyman G. Rickover
SSN 710 Augusta
SSN 711 San Francisco
SSN 712 Atlanta
SSN 713 Houston
SSN 714 Norfolk
SSN 715 Buffalo
SSN 716 Salt Lake City
SSN 717 Olympia
SSN 718 Honolulu

688 VLS

SSN 719 Providence
SSN 720 Pittsburgh
SSN 721 Chicago
SSN 722 Key West
SSN 723 Oklahoma City
SSN 724 Louisville
SSN 725 Helena
SSN 750 Newport News

IMPROVED 688 - 688I

SSN 751 San Juan
SSN 752 Pasadena
SSN 753 Albany
SSN 754 Topeka
SSN 755 Miami
SSN 756 Scranton
SSN 757 Alexandria
SSN 758 Asheville
SSN 759 Jefferson City
SSN 760 Annapolis
SSN 761 Springfield
SSN 762 Columbus
SSN 763 Santa Fe
SSN 764 Boise
SSN 765 Montpelier
SSN 766 Charlotte
SSN 767 Hampton
SSN 768 Hartford
SSN 769 Toledo
SSN 770 Tucson
SSN 771 Columbia
SSN 772 Greenville
SSN 773 Cheyenne