The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N5521X

N5521X is not currently registered. It was last assigned to an Aero Commander S2R built in 1973. The FAA cancelled the registration on October 18, 2021. The last status on file was "sale reported, canceled".

N5521X is reserved by a private party since October 18, 2021. Reservation type: Two-year hold for canceled N-numbers.

Aero Commander S2R cancelled October 18, 2021

Serial number
1721R
Type
Fixed-wing, single engine · Piston (reciprocating)
Year built
1973
Last status
Sale reported, canceled
Certificate issued
—
Last FAA action
January 20, 2021
Last owner
Sale Reported (Individual)
Argyle, MN
Airworthiness
Restricted · Agriculture and pest control

NTSB accident and incident record under N5521X

CEN18LA332Accident on August 15, 2018 at Westbrook, MN: minor injuries, substantial damage.

Aircraft on the NTSB record: Aero Commander S2R · serial 1721R

A runway excursion during takeoff for reasons that could not be determined based on the available evidence.

A tail number passes between aircraft over the years; match the serial number on the NTSB record against the airframe above. Source: NTSB aviation accident database, records through September 30, 2026.

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this number on the FAA site