The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N1172U

N1172U is not currently registered. It was last assigned to a Mooney M20J. The FAA cancelled the registration on October 30, 2007. The last status on file was "triennial registration form was mailed and has not been returned by the post office". The number has been on and off the register 2 times.

Mooney M20J cancelled October 30, 2007

Serial number
24-1631
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
January 27, 1988
Last FAA action
May 16, 2006
Last owner
Niver Winston H (Individual)
Los Angeles, CA
Airworthiness
Standard · Normal

Sikorsky H-34A cancelled March 22, 1971

Serial number
581122
Type
Rotorcraft · Piston (reciprocating)
Year built
—
Last status
Valid registration
Certificate issued
October 26, 1970
Last FAA action
—
Last owner
United Aircraft CORP (Corporation)
Stratford, CT
Airworthiness
None on file

NTSB accident and incident record under N1172U

CHI06FA256Accident on September 5, 2006 at Smithville, OH: fatal, substantial damage (1 fatal).

Aircraft on the NTSB record: Mooney M20J · serial 24-1631

The altitude/ clearance not maintained by the pilot during cruise flight.

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