General Dynamics |
Lockheed Martin |
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Trimaran |
Semi-Planing Advanced steel monohull |
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Independence |
Freedom |
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Even numbered |
Odd numbered |
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Length |
127.1 meters |
118.6 meters (389 feet) 115 meters (377 feet) |
Beam |
30.4 meters |
17.5 meters(57 feet) Greater than 13 meters (42 feet) (waterline) |
Draft |
4.5 meters |
4.1 meters (13.5 feet) Less than 4 meters (13 feet) |
Full load displacement |
2,800 tons |
Approximately 3,200 metric tons Less than 3000 metric tons |
Sprint Speed (full load) |
40 + knots45 knotsdid not meet speed requirements; frigate will have reduced speed |
40 + knots45 knotsmet speed requirements |
Top speed (light load) |
40 + knots45 knotsdid not meet speed requirements; frigate will have reduced speed |
40 + knotsGreater than 50 knotsmet speed requirements |
RangeIn 2009, endurance requirement reduced to 3,500-nautical-mile range at a speed of 14 knots |
4,500 NM met range requirements |
cannot meet reduced requirements � can make a 2,138- nautical-mile range at a speed of 14 knots and 855 nautical miles at 43.6 knots 1,000 + nautical mile (nm) at top speed; 4,000 nm at cruise speed |
Watercraft launch and recovery |
Sea State 4 |
Sea State 4 |
Aircraft launch and recovery |
Sea State 5 |
Sea State 5 |
Propulsion |
2 Gas Turbines 2 Diesel Engines 4 Steerable Waterjets 1 Steerable Thruster |
Combined diesel and gas turbine steerable water jet propulsion |
Armament / Mission Operations |
Surface to Air Missile Launcher 57 mm Gun Minor Caliber GunsAN/WLD-1 Remote Minehunting System Decoys and Countermeasures |
Rolling Airframe Missile57 mm Main Gun decoy launching systemAN/WLD-1 Remote Minehunting System Core self-defense suite |
Mission Operations |
Air, Surface and Subsurface Sensors Coordinated Air, Surface and Undersea Tactical Picture Joint Force Tactical Coordination & Interoperation COTS / NDI Core Mission System |
EO/IR gunfire control system Integrated bridge system Fully digital nautical charts are interfaced to ship sensors to support safe ship operation 3D air search radar |
Near-simultaneous air operations: 2 helicopters or multiple UAVs / VTUAVs Hangar capable of housing two SH-60 helos Flight deck capability one H-53 helo Mission Bay Volume: 11,000 cubic meters Side Mission Bay Access Water Craft Stern Launch Capability |
Flight Deck size is more than 1.5 times that of current surface combatants Two H-60 helos or one H-60 helo and three VTUAVs |
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Core crew |
Crew size has increased over time to 7040 |
Crew size has increased over time to 70 Less than 50; living spaces provide higher sailor quality of life than current fleet |
Frigate |
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Small Surface Combatant |
improved 3D air surveillance radar upgraded self defenses over-the-horizon missiles improved electronic warfare torpedo defense and countermeasures more armor bigger guns |
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