From Wikipedia, the free encyclopedia
Canceled biplane fighter project
The Curtiss XP-18 was ordered in 1930 and was to have been a single-seat biplane powered by a
Wright IV-1560 engine. The design was cancelled before
Curtiss constructed any.
[1]
References
^
Fahey, James C. ,US Army Aircraft 1908-1946 , 1946, Ships and Aircraft, New York.
Manufacturer designations
Early types Model letters Model numbers "L" series "CA" series "CR" series "CW" series "P" series "X" series
Operator and role
Civil
Experimental Racers and record Airliners Utility
Army
Ground attack Bombers Transports Fighters Observation Racers Trainers Experimental Licensed
Navy
Bombers Fighters Observation/scout Trainers Transports Maritime patrol Racers and record
Export
Bombers Maritime patrol Fighters Trainers
1 Designation skipped 2 Not built
USAAS /
USAAC /
USAAF /
USAF fighter designations 1924–1962, and
Tri-Service post-1962 systems
1924 sequences(1924–1962)
Pursuit (1924–1948) Fighter (1948–1962) Pursuit, Biplace Fighter, Multiplace Non-sequential
Tri-service sequence(1962–present)
Main sequence Non-sequential
Covert designations Related designations