The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N4029Y

N4029Y is not currently registered. It was last assigned to a Hiller UH-12E built in 1980. The FAA cancelled the registration on February 13, 2018. The last status on file was "registration expired, pending cancellation". The number has been on and off the register 2 times.

Hiller UH-12E cancelled February 13, 2018

Serial number
5135
Type
Rotorcraft · Piston (reciprocating)
Year built
1980
Last status
Registration expired, pending cancellation
Certificate issued
September 8, 2004
Last FAA action
May 20, 2012
Last owner
Mcbain Clay H (Individual)
Lemoore, CA
Airworthiness
Restricted · Agriculture and pest control

Cessna 185D cancelled April 4, 1975

Serial number
1850940
Type
Fixed-wing, single engine · Piston (reciprocating)
Year built
—
Last status
Valid registration
Exported to
Canada
Certificate issued
July 12, 1973
Last FAA action
—
Last owner
Baber Gerald L (Individual)
Forest Lake, MN
Airworthiness
None on file

NTSB accident and incident record under N4029Y

LAX88DVA16Accident on September 10, 1988 at Helm, CA: minor injuries, substantial damage.

Aircraft on the NTSB record: Hiller UH-12E · serial 5135

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