BB-57 South Dakota Class
| Specifications | ||
|---|---|---|
| Displacement, standard | 35,000 tons | |
| Displacement, full load | 42,500 tons | |
| Length | Overall Length: 679 feet / 680 ft 0 inches Waterline Length: 666 ft 0 inches | |
| Beam | Waterline Beam: 108 ft 2 inches | |
| Draft | Hull Draft: 26 ft 8 inches | |
| Design Speed | 27 knots [23.0 knots was unbuilt BB-49] | |
| Power Plant | 4 sets, Westinghouse Turbines 8 Foster Wheeler Boilers (570 PSI) | |
| propellers | 2 five bladed +br> 2 four bladed each weighing 18.2 tons. | |
| Endurance | 17000 NM @ 15 knots 6400 NM @ 25 knots | |
| Armament |
9 - 16-inch/45 caliber Mark 6 guns [Main Battery] 20 - 5-inch/38 caliber Mark 12 guns [Secondary Battery] 48 - 40mm Guns (12 mounts) [refitted] 52 - 20mm Guns [refitted] 8 - 3in guns [Secondary Battery] deleted 3 Quad - 1.1in machine guns [Secondary Battery] deleted 12 - .50-cal machine guns [Secondary Battery] deleted 2 - 21 in torpedo tubes (above water) | |
| Armor |
Turret faces: 18 inches 20 – 5'/38 cal. Guns (10 mounts) Conning tower: 16 inches Side armor: 12.2 inches, tapering to 1 inch at bottom | |
| Complement |
peacetime = 1,793 officers and enlisted wartime = 145 officers 2112 enlisted 2,257 total / 2,300-2,500 | |
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