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Registered aircraft · FAA record as of September 25, 2026
N721RB

Aero At Sp Zoo AT-4 LSA

Valid Arizona

N721RB is an Aero At Sp Zoo AT-4 LSA, a fixed-wing airplane with one motor with a four-stroke engine, built in 2009. It has 2 seats. It is registered to co-owned owners in Avondale, Arizona. The registration is valid: it was issued on February 19, 2022 and expires on February 28, 2029. It holds an experimental airworthiness certificate for operating light-sport previously certificated, dated May 2, 2022.

Aircraft

Maker
Aero At Sp Zoo
Model
AT-4 LSA
Serial number
AT4-021
Type
Fixed-wing, single engine
Power
Four-cycle piston, 1 motor · Rotax 912ULS SERIES · 100 hp
Seats
2
Year built
2009
Transponder code
A9A8BC (octal 52324274)

Registration

Status
Valid registration
Certificate issued
February 19, 2022
Expires
February 28, 2029
Last FAA action
July 18, 2023
Airworthiness
Experimental · Operating light-sport previously certificated · May 2, 2022
FAA region
Western-Pacific
FAA record id
01036086

Owner as the FAA publishes it

Name
Mayfield James P III
Type
Co-owned
Address
10556 W Avalon Dr
Avondale, AZ 85392-4504
Co-owners
Mayfield Doris J

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