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Sikorsky S-43

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File:Sikorsky JRS-1 (S-43).jpg
Sikorsky JRS-1 in 1945

The Sikorsky S-43 (Army OA-8, Navy JRS-1) was an eighteen place twin engine amphibious aircraft manufactured in USA during the 1930s by the American firm Sikorsky Aircraft. It was known as the "Baby Clipper" in airline service. It was used primarily by Pan American World Airways for flights to Cuba, but three were also used by Inter-Island Airways of Hawaii, the predecessor to modern-day Hawaiian Airlines, to ferry Pan-Am Clipper passengers and local residents from Honolulu to the other islands.

Specifications (S-43)

General characteristics

  • Crew: two (pilot, copilot)
  • Capacity: 15 passengers
  • Length: 51 ft 2 in (15.60 m)
  • Wingspan: 86 ft 0 in (26.21 m)
  • Height: 17 ft 8 in (5.38 m)
  • Wing area: 781 ft² (72.5 m²)
  • Empty: 12,750 lb (5,783 kg)
  • Loaded: lb ( kg)
  • Maximum takeoff: 19,096 lb (8,662 kg)
  • Powerplant:Pratt & Whitney R-1690-52 radials, 750 hp (560 kW) each


  • Maximum speed: 190 mph (306 km/h)
  • Range: 775 miles (1,247 km)
  • Service ceiling: 20,700 ft (6,310 m)
  • Rate of climb: ft/min ( m/min)
  • Wing loading: lb/ft² ( kg/m²)
  • Power/mass: hp/lb ( kW/kg)

Related content

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Comparable aircraft:

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This article is licensed under the GNU Free Documentation License.
It uses material from the Wikipedia article "Sikorsky S-43".