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Military


SSN-688 Los Angeles-class

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
SpeedOfficial: 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]



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