The Conroy Stolifter was a conversion of the
Cessna 337 Super Skymaster, developed by
John M. Conroy of
Conroy Aircraft starting in 1968.
Development
The Stolifter was created by removing the Skymaster's rear engine and replacing the forward engine with a
Garrett AiResearch TPE 331-25A turboprop. The
fuselage
The fuselage (; from the French language, French ''fuselé'' "spindle-shaped") is an aircraft's main body section. It holds Aircrew, crew, passengers, or cargo. In single-engine aircraft, it will usually contain an Aircraft engine, engine as wel ...
was extended to allow almost double the normal cargo volume. The aircraft was also fitted with a
Robertson Aircraft Corporation
Robertson Aircraft Corporation was a post-World War I American aviation service company based at the Lambert-St. Louis Flying Field near St. Louis, Missouri, that flew passengers and U.S. Air Mail, gave flying lessons, and performed exhibition ...
STOL
A short takeoff and landing (STOL) aircraft is a fixed-wing aircraft that can takeoff/land on short runways. Many STOL-designed aircraft can operate on airstrips with harsh conditions (such as high altitude or ice). STOL aircraft, including tho ...
-kit.
The aircraft was intended for a range of military and civil roles, including cargo and troop transport, medevac, reconnaissance and parachute drop.
The aircraft is capable of taking off in and clearing a obstacle in . On landing the approach speed is , with a touch-down speed of , giving a ground roll of as little as .
Only one Stolifter was built. The conversion was approved and the single aircraft produced was given a standard
Certificate of Airworthiness
A standard certificate of airworthiness is a permit for commercial passenger or cargo operation, issued for an aircraft by the civil aviation authority in the state/nation in which the aircraft is registered. For other aircraft such as crop-spray ...
. The aircraft still exists as of 2023 and is based in
Lyman, Washington, USA.
Specifications (Stolifter)
References
External links
Photo of Conroy StolifterPhoto of Conroy Stolifter
{{Conroy aircraft
Stolifter
Twin-boom aircraft
1960s United States civil utility aircraft
Single-engined tractor aircraft
High-wing aircraft
Single-engined turboprop aircraft
Aircraft first flown in 1968
Twin-tail aircraft
Aircraft with fixed tricycle landing gear