The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N3645A

N3645A is not currently registered. It was last assigned to a Piper PA-22. The FAA cancelled the registration on January 3, 1996. The last status on file was "triennial registration form was mailed and has not been returned by the post office".

Piper PA-22 cancelled January 3, 1996

Serial number
221905
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
October 14, 1986
Last FAA action
October 18, 1995
Last owner
Straker Christine P (Individual)
Woodinville, WA
Airworthiness
None on file

NTSB accident and incident record under N3645A

SEA94FA174Accident on July 9, 1994 at Leavenworth, WA: fatal, destroyed (3 fatal).

Aircraft on the NTSB record: Piper PA-22-135 · serial 22-1905

THE PILOT'S INADEQUATE PREFLIGHT PLANNING/PREPARATION. FACTORS RELATED TO THE ACCIDENT WERE: HIGH DENSITY ALTITUDE, THE RUNWAY CONDITION (WITH AREAS OF SOFT OR UNEVEN TERRAIN AND TALL GRASS), AND OBSTRUCTIONS (TREES) NEAR THE DEPARTURE END OF THE RUNWAY.

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