Grumman JF Duck

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JF Duck
Grumman JF-2 Duck in United States Coast Guard service
General information
Type	Utility amphibian
National origin	United States
Manufacturer	Grumman
Primary users	United States Navy United States Marine Corps Argentine Navy United States Coast Guard
Number built	48
History
Introduction date	1935
First flight	24 April 1933
Variants	Grumman J2F Duck

The Grumman JF "Duck" was an American single-engine amphibious biplane built by Grumman for the United States Navy during the 1930s. The J2F Duck was an improved version of the JF, with its main difference being a longer float.^[1]