Model Variants (Including Prototypes)
D.500 - Series Model Designation
D.500.01 - Prototype Model Designation; Fitted with Hispano-Suiza 12Xbrs inline piston engine generating 660hp; 2 x 7.5mm machine guns.
D.501 - Powered by a Hispano-Suiza 12Xcrs inline engine capable of 690hp; Hub-mounted 20mm cannon.
D.502 - Floatplane Fighter Model; Provisions for catapult launching.
D.503 - Redesignated from the D.511 mentioned below but fitted with an HS 12Xcrs powerplant.
D.504 - Parachute Trials Model
D.505 - Variant
D.509 - Variant
D.510 - Based on D.501; powered by the Hispano-Suiza 12Ycrs 860 horsepower inline piston engine; increased fuel capacity; elongated nose section; improved, fixed landing gear; 2 x MAC 1934 machine guns replacing the Darne-manufacturer ones; 1 x 20mm cannon firing through propeller hub; 120 examples.
D.510C.1 - Variant
D.511 - Experimental Aircraft featuring decreased wing area and span, HS 12Ycrs powerplant and 'cantilevered' main landing gear system. Redesignated to the D.503 above.
AXD1 - Imperial Japanese designation for two examples acquired of the D.510.
"Dewoitine Navy Type D Carrier Fighter" - IJN longform designation of AXD1.