The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N3121K

N3121K is not currently registered. It was last assigned to a Cessna 421 built in 1968. The FAA cancelled the registration on September 12, 2012. The last status on file was "registration pending, canceled". The number has been on and off the register 2 times.

Cessna 421 cancelled September 12, 2012

Serial number
421-0102
Type
Fixed-wing, multi-engine · Piston (reciprocating)
Year built
1968
Last status
Registration pending, canceled
Certificate issued
—
Last FAA action
March 2, 2006
Last owner
Registration Pending (Individual)
Lake Wales, FL
Airworthiness
Standard · Normal

Culver V cancelled November 3, 1949

Serial number
V-340
Type
Fixed-wing, single engine · Piston (reciprocating)
Year built
—
Last status
Valid registration
Certificate issued
November 7, 1946
Last FAA action
—
Last owner
Culver Aircraft Corporation (Corporation)
Wichita, KS
Airworthiness
None on file

NTSB accident and incident record under N3121K

SEA95LA194Accident on August 18, 1995 at Creswell, OR: no injuries, substantial damage.

Aircraft on the NTSB record: Cessna 421 · serial 421-0102

the company mechanic's failure to properly fabricate a fuel line.

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