The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N6405Q

N6405Q is not currently registered. It was last assigned to a Mooney M20C. The FAA cancelled the registration on March 3, 1997. The last status on file was "triennial registration form was mailed and has not been returned by the post office".

Mooney M20C cancelled March 3, 1997

Serial number
670145
Type
Fixed-wing, single engine · Piston (reciprocating)
Year built
—
Last status
Triennial registration form was mailed and has not been returned by the Post Office
Certificate issued
December 2, 1993
Last FAA action
December 18, 1996
Last owner
Hellner John F JR (Individual)
Simi Valley, CA
Airworthiness
None on file

NTSB accident and incident record under N6405Q

LAX94LA055Accident on November 21, 1993 at Santa Paula, CA: minor injuries, substantial damage.

Aircraft on the NTSB record: Mooney M20B · serial 670145

THE PILOT'S FAILURE TO FOLLOW PROPER PROCEDURES/DIRECTIVES PROHIBITING NIGHT OPERATIONS AT THE AIRPORT AND FAILURE TO MAINTAIN THE PROPER GLIDEPATH. THE PILOT'S DIVERTED ATTENTION WAS A FACTOR IN THIS ACCIDENT.

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