<P> USS Nathan James (DDG - 80) is the lead ship of her class and has a beam of 59 feet (18 m), a draft of 27 feet (8.2 m), and a length of 466 feet (142 m), with a rated speed of 38 knots (43.73 mph; 70.38 km / h). The number at the end of the hull code stands for the ship's position in the series, while the letters "DD" stand for "Destroyer" and the "G" for "Guided Missile". The ship was named after a U.S. Navy ensign who was awarded the Navy Cross for his actions during the Battle of Leyte Gulf in World War II . </P> <P> Armed with two 61 - cell Mk 41 Vertical Launching Systems, the Nathan James carries a payload of 28 nuclear - tipped Tomahawk land - attack cruise missiles for each Vertical Launching System, for a total of 56 nuclear - tipped Tomahawk cruise missiles rated at 200 kilotons each . </P> <Table> USS Nathan James <Tr> <Th> First appearance </Th> <Td> The Last Ship </Td> </Tr> <Tr> <Th> Affiliation </Th> <Td> United States Navy </Td> </Tr> <Tr> <Th> Launched </Th> <Td> January 9, 2014 </Td> </Tr> <Tr> <Th_colspan="2"> General characteristics </Th> </Tr> <Tr> <Th> Class </Th> <Td> Arleigh Burke - class guided missile destroyer </Td> </Tr> <Tr> <Th> Registry </Th> <Td> DDG - 151 </Td> </Tr> <Tr> <Th> Maximum speed </Th> <Td> 30 + knots (55 + km / h) </Td> </Tr> <Tr> <Th> Auxiliary craft </Th> <Td> 2 × SH - 60 Sea Hawk helicopters </Td> </Tr> <Tr> <Th> Armaments </Th> <Td> 1 × 32 cell, 1 × 64 cell Mk 41 vertical launch systems, 96 × RIM - 66 SM - 2, BGM - 109 Tomahawk or RUM - 139 VL - ASROC, missiles 1 × 5 / 62 in (127 / 62 mm), 2 × 25 mm, 4 × 12.7 mm guns 2 × Mk 32 triple torpedo tubes 1 x 20mm Phalanx CIWS </Td> </Tr> <Tr> <Th> Propulsion </Th> <Td> 4 × General Electric LM2500 - 30 gas turbines, 2 shafts </Td> </Tr> <Tr> <Th> Power </Th> <Td> 100,000 shp (75 MW) </Td> </Tr> <Tr> <Th> Length </Th> <Td> 509 feet (155 m) </Td> </Tr> <Tr> <Th> Width </Th> <Td> 66 feet (20 m) </Td> </Tr> </Table> <Tr> <Th> First appearance </Th> <Td> The Last Ship </Td> </Tr>

What type of ship is the last ship