Sikorsky RS
Introduction The '''Sikorsky RS''' was a designation used by the United States Navy for a number of different Sikorsky twin-engined amphibious flying boats.
Variants ;RS-1:Designation for three Sikorsky S-41 flying boats for evaluation. ;XRS-2:Designation for two Sikorsky PS-2 flying boats converted as transports. ;RS-3:Four Sikorsky PS-3 flying boats converted as transports. ;RS-4:Designation for two impressed Sikorsky S-40A flying boats. ;RS-5:Designation for two impressed Sikorsky S-41 flying boats.
See also
References ===Notes======Bibliography===*