The Funk F-23 was an agricultural aircraft produced in the United States during the 1960s. It was designed by

Donald Funk Donald is a masculine given name derived from the Gaelic name ''Dòmhnall''.. This comes from the Proto-Celtic *''Dumno-ualos'' ("world-ruler" or "world-wielder"). The final -''d'' in ''Donald'' is partly derived from a misinterpretation of the ...

using the fuselage frame of military surplus

Fairchild PT-23 The Fairchild PT-19 (company designation Fairchild M62) is an American monoplane primary trainer aircraft that served with the United States Army Air Forces, RAF and RCAF during World War II. Designed by Fairchild Aircraft, it was a contempora ...

trainers as a starting point. The resulting aircraft was a low-wing cantilever monoplane with fixed, tailwheel undercarriage and all-metal construction. The main structural changes were in the wing, which had all-new outer panels. The space occupied by the forward cockpit of the PT-23 was used to accommodate a 200 U.S. gallon (757 litre) hopper for chemicals. Production continued until 1970, when manufacturing rights to the design were purchased by

Cosmic Aircraft Cosmic commonly refers to: * The cosmos, a concept of the universe Cosmic may also refer to: Media * ''Cosmic'' (album), an album by Bazzi * Afro/Cosmic music In music, the terms Afro/cosmic disco, “Looking over to the blogosphere, the ...

. The new owner, however, produced no further examples of the type.

Variants

* F-23 - prototype (1 built) * F-23A - production version with

Continental W670-M The Continental R-670 (factory designation W670) was a seven-cylinder four-cycle radial aircraft engine produced by Continental displacing 668 cubic inches (11 litres) and a dry weight of . Horsepower varied from 210 to 240 at 2,200 rpm. The en ...

engine (11 built) * F-23B - production version with Jacobs R-755 engine (3 built)

Specifications (F-23A)

References

* * * 1960s United States agricultural aircraft Low-wing aircraft Aircraft first flown in 1962 Single-engined tractor aircraft {{aero-1960s-stub