The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N4175U

N4175U is not currently registered. It was last assigned to a Cessna 150D built in 1963. The FAA cancelled the registration on April 9, 2008. The last status on file was "triennial registration form was mailed and has not been returned by the post office".

Cessna 150D cancelled April 9, 2008

Serial number
15060175
Type
Fixed-wing, single engine · Four-cycle piston
Year built
1963
Last status
Triennial registration form was mailed and has not been returned by the Post Office
Certificate issued
March 4, 1996
Last FAA action
February 19, 2008
Last owner
Werth Thomas A (Individual)
Seattle, WA
Airworthiness
Standard · Normal

NTSB accident and incident record under N4175U

SEA06CA001Accident on October 2, 2005 at Greenwater, WA: minor injuries, destroyed.

Aircraft on the NTSB record: Cessna 150D · serial 15060175

The pilot's inadvertently flying into IMC weather conditions, his failure to maintain sufficient airspeed for flight, and his subsequent inadvertent stall/mush into trees. Contributing factors were the fog and the trees.

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