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Class | Skipjack | Permit | Sturgeon | Benjamin Franklin (ex SSBN) | Narwhal | Glenard P. Lipscomb | Los Angeles | Seawolf | Virginia |
Length | 252 feet | 278 - 292 feet | 292 / 302 feet | 425 feet | 314 feet | 365 feet | 360 feet | 353 feet | 377 feet |
Draft | 27.8 feet | 28 feet | 28.8 feet | 31.5 feet | 26 feet | 28.8 feet | 32.15 feet | 35 feet | 32 feet |
Beam | 31 feet | 32 feet | 32 feet | 33 feet | 38 feet | 32 feet | 33 feet | 40 feet | 34 feet |
Displacement | |||||||||
surfaced | 3070 tons | 3540 tons | 4250 - 4460 tons | 6000 tons | 7460 tons | ||||
submerged | 3513 tons | 4300 tons | 4780 - 4960 tons | 8250 tons | 5350 feet | 6480 tons | 6927 tons | 9137 tons | 7800 tons |
Speed | |||||||||
surfaced | 15 knots | 15 knots | 15+ knots | 20 knots | 20 knots | 15+ knots | 20+ knots | ||
submerged | 29 knots | 30 knots | 30+ knots | 30 knots | 25+ knots | 20+ knots | 32 knots | 35 knots | 25+ knots |
Cost | $320 million | $900 million | 2.1 billion | 1.05 billion | |||||
Crew | 8 officers, 85 enlisted | 12 officers, 91 enlisted | 12 Officers, 95 Enlisted | 13 Officers, 107 Enlisted | 13 Officers, 116 Enlisted | 12 officers, 108 enlisted | 13 Officers, 116 Enlisted | 12 Officers; 121 Enlisted | 113 officers and men |
Armament | six 533-mm torpedoe tubes | MK 48 torpedoes, UUM-44A SUBROC, UGM-84A/C Harpoon, MK 57 deep water mines, MK 60 CAPTOR mines | MK 48 torpedoes, UUM-44A SUBROC, UGM-84A/C Harpoon, MK 57 deep water mines, MK 60 CAPTOR mines | UGM-84A/C Harpoon, MK-48 torpedoes (4 tubes), Tomahawk (12 vertical tubes) | MK 48 torpedoes (four tubes), Harpoon, Tomahawk | MK 48 torpedoes (four tubes), Harpoon, Tomahawk | Harpoon and Tomahawk ASM/LAM from VLS tubes, MK 48 torpedoes from four 533-mm torpedoe tubes | eight 660-mm torpedoe tubes; 50 Tomahawk cruise missiels or 50 Harpoon antiship missiles or 50 MK 48 ADCAP torpedoes or up to 100 mines | VLS for Tomahawk; MK 48 torpedoes, Advanced Mobile Mines, Unmanned Undersea Vehicles |
Operational Depth | 700 feet | 1900 feet | 1900 feet | 800+ feet | 1475 feet | 2000 feet | 800+ feet |