The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N3748Z

N3748Z is not currently registered. It was last assigned to a Hiller UH-12L4. The FAA cancelled the registration on August 20, 1990 when the aircraft was exported to Chile. The last status on file was "n-number assigned but not yet registered".

Hiller UH-12L4 cancelled August 20, 1990

Serial number
2545
Type
Rotorcraft · Piston (reciprocating)
Year built
—
Last status
N-number assigned but not yet registered
Exported to
Chile
Certificate issued
—
Last FAA action
—
Last owner
Withheld
Airworthiness
None on file

NTSB accident and incident record under N3748Z

CHI82FA304Accident on August 12, 1982 at Wisconsin Dells, WI: serious injuries, substantial damage.

Aircraft on the NTSB record: Hiller UH12L4 · serial 2545

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