Curtiss-Wright CW-21 Demon
Technical Information

Background
The CW-21 was was test flown at Wright Field but not commissioned by the US Army and rejected by the Army Air Corps. Orders were placed by the Netherlands East Indies Air Force (NEIAF) and Nationalist Chinese Air Force.

Model 21
One prototype built in 1938 (c/n 21-1 / NX19431). Three production units: NX19441 (c/n 21-2); NX19442 (c/n 21-3); NX19443 (c/n 21-4). A total of 27 sets of components were sent to China to be assembled by CAMCO. Easily identifiable by the P-35 type of main undercarriage fairings.

Model 21B
Twenty four were built for the Netherlands East Indies Air Force (NEIAF) with constructors number 2853–2872, assigned NEIAF serial numbers CW-344 to CW-363. Identifiable by the inward retracting main landing gear that eliminated the need for the undercarriage fairings notable on the Model 21.

Production
Total production was 62.

Model 22
This model had a two bladed propeller with a 450hp engine. Production for the Netherlands East Indies Army Air Force (NEIAF) with 36 built.

Technical Details
CW-21B
Crew  1 (pilot)
Engine  Wright Cyclone R-1820-G5 nine-cylinder air-cooled radial engine, 850 hp with three bladed propeller
Span  35'
Length   27' 1/2"
Height  8' 2"
Maximum Speed  314 mph at 12,200'
Range  630 miles
Armament  2 x 50 caliber machine guns (nose) or 2 x 30 cal machine guns (nose)