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Drone · FAA record as of September 25, 2026
N404US

Textron Systems (AAI) AEROSONDE MK 4.7G

Valid Defense dronesMaryland

N404US is a Textron Systems (AAI) AEROSONDE MK 4.7G, a fixed-wing airplane with one motor with a piston engine. It is unmanned. It is registered to AAI CORP DBA, a corporation in Hunt Valley, Maryland. The registration is valid: it was issued on July 14, 2017 and expires on July 31, 2027. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.

Aircraft

Maker
Textron Systems (AAI) (United States)
FAA spelling: AAI CORP DBA TEXTRON SYSTS UNM
Model
AEROSONDE MK 4.7G
Serial number
4004
Type
Fixed-wing, single engine
Power
Piston (reciprocating), 1 motor
Seats
0
Year built
Not given
Transponder code
A4BD50 (octal 51136520)

Registration

Status
Valid registration
Certificate issued
July 14, 2017
Expires
July 31, 2027
Last FAA action
March 21, 2023
Airworthiness
None on file
FAA region
Eastern
FAA record id
01258643

Owner as the FAA publishes it

Name
AAI CORP DBA
Type
Corporation
Address
Attn: John Fields
124 Industry Ln
Hunt Valley, MD 21030-3342
Co-owners
Textron Systems Unmanned Systems

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