Maker · data as of October 2, 2026

David R Williams

2 aircraft on the U.S. register. The most recent registration was December 14, 2024.

DIHEDRAL 901D901

DIHEDRAL 90 · D90

Illinois2

Aircraft newest first

Tail no.	Maker and model	Group	Owner and base	Certificate	Registered	Status
N203X	David R Williams D90	Other	Individual owner Illinois	None on file	2024-12-14	Valid
N204X	David R Williams DIHEDRAL 90	Fixed-wing, single engine	Individual owner Illinois	None on file	2021-06-28	Valid