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Registered aircraft · FAA record as of September 25, 2026
N444DD

Derby Donald F THORP T-18

Valid Missouri

N444DD is a Derby Donald F THORP T-18, a fixed-wing airplane with one motor with a piston engine, built in 1983. It has 2 seats. It is registered to co-owned owners in Kirkwood, Missouri. The registration is valid: it was issued on April 26, 2021 and expires on April 30, 2028. It holds an experimental airworthiness certificate for amateur built, dated March 9, 2026.

Aircraft

Maker
Derby Donald F
Model
THORP T-18
Serial number
1423
Type
Fixed-wing, single engine
Power
Piston (reciprocating), 1 motor · Lycoming 0-360 SERIES · 180 hp
Seats
2
Year built
1983
Transponder code
A559C8 (octal 51254710)

Registration

Status
Valid registration
Certificate issued
April 26, 2021
Expires
April 30, 2028
Last FAA action
May 5, 2023
Airworthiness
Experimental · Amateur built · March 9, 2026
FAA region
Central
FAA record id
00602494

Owner as the FAA publishes it

Name
Hardin Donald D Trustee
Type
Co-owned
Address
1315 S Geyer Rd
Kirkwood, MO 63122-7111
Co-owners
Hardin Linda M Trustee

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