The Sikorsky RS was a designation used by the

United States Navy The United States Navy (USN) is the naval warfare, maritime military branch, service branch of the United States Department of Defense. It is the world's most powerful navy with the largest Displacement (ship), displacement, at 4.5 millio ...

for a number of different

Sikorsky Sikorsky or Sikorski may refer to: * Sikorsky (comics), a Marvel Comics character * Sikorsky (crater), a lunar crater * Sikorsky Aircraft, an American aircraft manufacturer People with the surname * Brian Sikorski (born 1974), Major League Basebal ...

twin-engined amphibious

flying boats A flying boat is a type of seaplane with a hull (watercraft), hull, allowing it to land on water. It differs from a floatplane in having a fuselage that is purpose-designed for flotation, while floatplanes rely on fuselage-mounted floats for b ...

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-40 The Sikorsky S-40 was an American amphibious flying boat built by Sikorsky in the early 1930s for Pan American Airways. During World War II they were used by the United States Navy for training. This was the first of flying clippers, large flyi ...

A flying boats. ;RS-5 :Designation for two impressed Sikorsky S-41 flying boats.

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* RS 1920s United States military transport aircraft Flying boats Amphibious aircraft Sesquiplanes Twin piston-engined tractor aircraft {{Aero-1920s-stub

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