The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N4421Z

N4421Z is not currently registered. It was last assigned to a Piper PA-18-150 built in 1968. The FAA cancelled the registration on May 5, 2015. The last status on file was "registration expired, pending cancellation". The number has been on and off the register 2 times.

Piper PA-18-150 cancelled May 5, 2015

Serial number
18-8758
Type
Fixed-wing, single engine · Piston (reciprocating)
Year built
1968
Last status
Registration expired, pending cancellation
Certificate issued
December 6, 1995
Last FAA action
December 18, 2007
Last owner
Anker William E (Individual)
Fairbanks, AK
Airworthiness
Standard · Normal

Cessna 402B cancelled December 23, 1992

Serial number
402B-1222
Type
Fixed-wing, multi-engine · Piston (reciprocating)
Year built
1992
Last status
Valid registration
Exported to
Hungary
Certificate issued
August 21, 1992
Last FAA action
—
Last owner
Meisner Aircraft INC (Corporation)
Lake In The Hills, IL
Airworthiness
None on file

NTSB accident and incident record under N4421Z

ANC86LA162Accident on September 21, 1986 at Wood River, AK: no injuries, substantial damage.

Aircraft on the NTSB record: Piper PA-18-150 · serial 18-8758

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