The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N4379X

N4379X is not currently registered. It was last assigned to a Sego Tool Inc HAWK 1X built in 1992. The FAA cancelled the registration on March 23, 2018. The last status on file was "registration expired, pending cancellation". The number has been on and off the register 2 times.

Sego Tool Inc HAWK 1X cancelled March 23, 2018

Serial number
101X
Type
Rotorcraft · Piston (reciprocating)
Year built
1992
Last status
Registration expired, pending cancellation
Certificate issued
May 11, 1992
Last FAA action
May 7, 2014
Last owner
Groen Brothers Aviation USA INC (Corporation)
Salt Lake City, UT
Airworthiness
Experimental · Research and development

Piper PA-28-140 cancelled May 23, 1989

Serial number
287625037
Type
Fixed-wing, single engine · Piston (reciprocating)
Year built
—
Last status
N-number assigned but not yet registered
Certificate issued
—
Last FAA action
—
Last owner
Withheld
Airworthiness
None on file

NTSB accident and incident record under N4379X

CHI89DEC03Accident on March 11, 1989 at Birmingham, MI: minor injuries, destroyed.

Aircraft on the NTSB record: Piper PA-28 · serial 28-7625037

AN UNDETERMINED FUEL SYSTEM BLOCKAGE. CONTRIBUTING TO THE ACCIDENT WAS THE LACK OF A SUITABLE FORCED LANDING AREA.

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