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USS Iowa (BB-4)


USS Iowa BB-4 became the first commissioned ocean-going battleship for the United States Navy.
Authored By: Staff Writer | Edited: 8/7/2017
National Flag Graphic


Year: 1897
Ships-in-Class: 1
Named Ships: USS Iowa (BB-4)
Complement: 683
Length: 362.5 ft (110.49 m)
Width: 72.2 ft (22.01 m)
Height: 28 ft (8.53 m)
Displacement (Surface): 11,530 tons
Propulsion: 2 x Vertical triple expansion reciprocating engines developing 11,000 horsepower to 2 x Shafts.
Speed (Surface): 17 kts (20 mph)
Operators: United States


4 x 12" (300mm) /35 caliber main guns
8 x 8" (200mm) /35 caliber guns
6 x 4" (100mm) /40 caliber guns
20 x 6-pounder guns
4 x 1-pounder guns
4 x 6-pounder guns (salute guns)

Air Wing

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