Data, Akron, Zrs-4. Name: USS Akron Ordered: October 6, 1928 Laid down: October 31, 1929 Launched: August 8, 1931 Commissioned: October 27, 1931 Maiden voyage: September 23, 1931 Fate: Crashed in severe weather on April 4, 1933 General characteristics Tonnage: 221,000 pounds (100 t) Length: 785 feet (239 m) Beam: 132.5 feet (40.4 m) (diameter) Height: 152.5 feet (46.5 m) Propulsion: Eight 560 horsepower (420 kW) gasoline-powered engines mounted internally. Speed: 50 knots (93 km/h; 58 mph) cruising 72 knots (133 km/h; 83 mph) maximum Range: 10,580 nautical miles (19,590 km; 12,180 mi) Capacity: Useful load 182,000 pounds (83 t) Volume 6,500,000 cubic feet (184,000 m3) Complement: 89 officers and men Armament: seven machine guns Aircraft carried: four aircraft