The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N4188X

N4188X is not currently registered. It was last assigned to a Rockwell International S-2R. The FAA cancelled the registration on January 8, 1985. The last status on file was "administratively canceled".

Rockwell International S-2R cancelled January 8, 1985

Serial number
1950R
Type
Fixed-wing, single engine · Turboprop
Year built
—
Last status
Administratively canceled
Certificate issued
June 8, 1981
Last FAA action
January 8, 1985
Last owner
Harbour Harold (Individual)
Plainview, TX
Airworthiness
None on file

NTSB accident and incident record under N4188X

FTW82DA242Accident on June 24, 1982 at Hart, TX: no injuries, substantial damage.

Aircraft on the NTSB record: Rockwell International S2R · serial 1950R

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