Staging copy. The live site is at https://staging.data.eflight.com.
eFlight RegistryFAA data, updated daily
Registered aircraft · FAA record as of September 25, 2026
N139X

Weston Peter A SONEX

Valid Wisconsin

N139X is a Weston Peter A SONEX, a fixed-wing airplane with one motor with a piston engine, built in 2008. It has 2 seats. It is registered to an individual in Fort Atkinson, Wisconsin. The registration is valid: it was issued on June 25, 2014 and expires on June 30, 2027. It holds an experimental airworthiness certificate for amateur built, dated November 6, 2008.

Aircraft

Maker
Weston Peter A
Model
SONEX
Serial number
1066
Type
Fixed-wing, single engine
Power
Piston (reciprocating), 1 motor · Jabiru 3300 · 120 hp
Seats
2
Year built
2008
Kit
SONEX AIRCRAFT LLC SONEX
Transponder code
A09EAD (octal 50117255)

Registration

Status
Valid registration
Certificate issued
June 25, 2014
Expires
June 30, 2027
Last FAA action
January 22, 2023
Airworthiness
Experimental · Amateur built · November 6, 2008
FAA region
Great Lakes
FAA record id
00466969

Owner as the FAA publishes it

Name
Weston Peter A
Type
Individual
Address
1003 Madison Ave
Fort Atkinson, WI 53538-1381

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.

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