
The F5L US patrol flying boat was a version of the Curtiss H 16 from the 1920’s.
Derived from the Curtiss H-16, the NAF-built F-5L incorporated the increased wing area and greater fuel capacity of the Royal Navy’s Felixstowe F5.

The F5L US patrol flying boat was a version of the Curtiss H 16 from the 1920’s.
Derived from the Curtiss H-16, the NAF-built F-5L incorporated the increased wing area and greater fuel capacity of the Royal Navy’s Felixstowe F5.