The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N3721H

N3721H is not currently registered. It was last assigned to a Mooney M20J. The FAA cancelled the registration on August 14, 2020. The last status on file was "n-number assigned, not registered, pending cancellation". The number has been on and off the register 2 times.

Mooney M20J cancelled August 14, 2020

Serial number
24-1041
Type
Fixed-wing, single engine · Piston (reciprocating)
Year built
—
Last status
N-number assigned, not registered, pending cancellation
Certificate issued
—
Last FAA action
February 11, 2020
Last owner
Withheld
Airworthiness
Standard · Normal

Engineering & Research 415-C cancelled December 17, 1954

Serial number
4346
Type
Fixed-wing, single engine · Piston (reciprocating)
Year built
1946
Last status
Valid registration
Certificate issued
March 30, 1954
Last FAA action
—
Last owner
Saffelder J Neil Et Al (Co-owned)
Manhattan, KS
Airworthiness
None on file

NTSB accident and incident record under N3721H

LAX85LA265Accident on May 31, 1985 at Rialto, CA: no injuries, substantial damage.

Aircraft on the NTSB record: Mooney M20J · serial 24-1040

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