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Registered aircraft · FAA record as of September 25, 2026
N20SX

Sonex Aircraft Llc SONEX B

Valid Wisconsin

N20SX is a Sonex Aircraft Llc SONEX B, a fixed-wing airplane with one motor with a piston engine, built in 2023. It has 2 seats. It is registered to Sonex Aircraft LLC, an LLC in Oshkosh, Wisconsin. The registration is valid: it was issued on March 19, 2016 and expires on March 31, 2029. It holds an experimental airworthiness certificate for exhibition, dated September 25, 2023.

Aircraft

Maker
Sonex Aircraft Llc
Model
SONEX B
Serial number
001
Type
Fixed-wing, single engine
Power
Piston (reciprocating), 1 motor · Aerovee 2.1 TURBO · 100 hp
Seats
2
Year built
2023
Transponder code
A19150 (octal 50310520)

Registration

Status
Valid registration
Certificate issued
March 19, 2016
Expires
March 31, 2029
Last FAA action
July 21, 2023
Airworthiness
Experimental · Exhibition · September 25, 2023
FAA region
Great Lakes
FAA record id
01205969

Owner as the FAA publishes it

Name
Sonex Aircraft LLC
Type
LLC
Address
511 Aviation Rd
Oshkosh, WI 54902-7145

Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.

Documents on file 0

No bills of sale, loans or other documents are indexed against this tail number.

Earlier use of this number 1

1999-05-12Sonex Ltd SONEX · exported to Italy · Valid registration

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data