Sikorsky S-38

Amphibious Utility Aircraft

Sikorsky S-38B, N28V, c/n B414-20 © David Lednicer
Photo ©: David Lednicer (Photos at
The Sikorsky S-38 is a twin-engined max. twelve-seat amphibious utility aircraft produced by the US-American manufacturer Sikorsky Manufacturing Corporation, later Sikorsky Aviation Corporation, today Sikorsky Aircraft Corporation. S-38 in USAAC service were designated while US Navy S-38 were designated XPS-2/XRS-2, PS-3 and RS-4.
Propulsion2 Radial Engines
Engine ModelPratt & Whitney R-1340-C Wasp
Engine Power (each)313 kW420 hp
max. Cruise Speed178 km/h96 kts
  110 mph
max. Speed (vne)202 km/h109 kts
  125 mph
Service Ceiling4.877 m16.000 ft
Range1.389 km750 NM
863 mi.
Empty Weight2.727 kg6.012 lbs
max. Takeoff Weight4.763 kg10.500 lbs
Wing Span21,85 m71 ft 8 in
Wing Area68,6 m738 ft
Length12,27 m40 ft 3 in
Height4,22 m13 ft 10 in
First Flight05/1928
Production Statusout of production
Total Production110
Developed fromSikorsky S-34 / S-36
ICAO CodeS38
Data for (Version)Sikorsky S-38B
VariantsSikorsky S-38A, S-38B, S-38C