FAA Aircraft Registry · Live Lookup · As of Apr 28, 2026
N781EX — Sonex Aircraft ONEX
Rendered live from the FAA Aircraft Registry (refreshed weekly). This tail has no NTSB events or airworthiness directives indexed against it — type-level history is on the type page below.
Registration
Registrant
FERSTL MARK R
Registrant Type
Individual
Location
TUCSON, AZ
Status
Registration Valid
Certificate Issued
May 19, 2025
Airworthiness Date
Aug 27, 2025
Registration Expires
May 31, 2032
Last Action
May 19, 2025
Aircraft
Serial Number
ONX 0040
Year Manufactured
2025
Aircraft Type
Fixed Wing Single Engine
Certification
Experimental (+1 flag)
Engine
ROTAX 912ULS
Engines / Seats
1 / 1
Weight Class
CLASS 1
Mode S (Hex)
AA94B7
Type History
Sonex Aircraft ONEX type page → — 83 registered · 19 NTSB records · 0 airworthiness directives
Live position via ICAO24 AA94B7
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