Legend-class cutter

	USCGC Bertholf, the first National Security Cutter
Class overview
Builders	Ingalls Shipbuilding
Preceded by	Hamilton class
Cost	$670m(average), $735m(FY13 ship)
In commission	2008–present
Planned	11 (Option for 12th)
Building	1
Completed	10
Active	10
General characteristics
Type	United States Coast Guard Cutter / Large patrol vessel
Displacement	4,500 long tons (4,600 t)
Length	418 feet (127 m)
Beam	54 feet (16 m)
Draft	22.5 feet (6.9 m)
Installed power	3 × Caterpillar 3512B diesel generators
Propulsion	Combined diesel and gas; 2 × 7,400 kW (9,900 hp) MTU 20V 1163 diesels; 1 × 22 MW (30,000 hp) GE LM2500 gas turbine engine;
Speed	Over 28 knots (52 km/h; 32 mph)
Range	12,000 nautical miles (22,000 km; 14,000 mi)
Endurance	60–90-day cycles
Complement	113 (14 officers + 99 enlisted) and can carry up to 148 depending on mission
Sensors and ; processing systems	EADS 3D TRS-16 AN/SPS-75 Air Search Radar; SPQ-9B Fire Control Radar; AN/SPS-79 Surface Search Radar; AN/SLQ-32B(V)2; AN/UPX-29A IFF; AN/URN-25 TACAN; Mk 46 Mod 1 Optical Sighting System (WMSL 750 - 753); Mk 20 Mod 0 Electro-Optical Sighting System (WMSL 754 - 760); Furuno X and S-band radars; Sea Commander Combat System; Link-11 and Link-16 tactical data links;
Electronic warfare ; & decoys	AN/SLQ-32B(V)2 Electronic Warfare System; 2 × SRBOC/ 2 × Nulka countermeasures chaff/rapid decoy launchers;
Armament	1 × Mk 110 57mm gun a variant of the Bofors 57 mm gun and Gunfire Control System; 1 × 20 mm Block 1B Baseline 2 Phalanx Close-In Weapons System; 4 × crew-served .50 caliber (12.7 mm) Browning M2 machine guns; 2 × crew-served M240B 7.62 mm machine guns; Designed for but not with additional weapons and sensors;
Armor	Ballistic protection for main gun
Aircraft carried	1 × MH-65C Dolphin MCH and 2 × sUAS
Aviation facilities	50-by-80-foot (15 m × 24 m) flight deck, hangar for all aircraft

The Legend-class cutter, also known as the National Security Cutter (NSC) and Maritime Security Cutter, Large, is the largest active patrol cutter class of the United States Coast Guard, with the size of a frigate. Entering into service in 2008, the Legend class is the largest of several new cutter designs developed as part of the Integrated Deepwater System Program.

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