Piston helicopter

N4027D

Hiller UH-12E

Registered 3 NTSB/FAA records
Built
—
Serial
5072
Class
Piston helicopter
Engines
1
Status
Current as of October 2026
Registered owner
Four Creeks Aviation (Corporation)
Based
Visalia, CA
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Registration record

N4027D on the FAA register

Type
Hiller UH-12E
Serial
5072
Engines
1
Registered owner
Four Creeks Aviation
Visalia, CA
Certificate issued
2019-10-23
Airworthiness date
—
Registration expires
2029-10-31
Airworthiness class
—
Mode S (hex)
A4B760
Mode S (octal)
51133540
Seats (type)
4
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2029-10-31
    Registration expires (renewal due).
  • 2019-10-23
    Certificate of registration issued as N4027D.
  • 1995-09-01
    Accident at Dos Palos, CA; damage: substantial.
  • 1983-01-08
    Accident at Near Vacaville, CA; damage: substantial.
  • 1979-04-27
    Accident at Gustine,Ca, 05; damage: substantial.
Overview

About N4027D

N4027D is a Hiller UH-12E, serial number 5072. The FAA register lists Four Creeks Aviation as the registrant in Visalia, California. The current certificate of registration was issued on October 23, 2019 and expires on October 31, 2029.

The FAA aircraft reference file describes the type as a piston helicopter and 4 seats.

N4027D has 3 accident/incident records on file (most serious damage: substantial); details are below.

Safety record

Accident & incident history

1995-09-01 Accident · Dos Palos, CA Damage: Substantial NTSB · LAX95LA318
Reported aircraft: Hiller UH-12E
Probable cause: the fatigue failure of the tail rotor tension torsion bar plates.
1983-01-08 Accident · Near Vacaville, CA Damage: Substantial NTSB · LAX83LA069
Reported aircraft: Hiller UH-12E
1979-04-27 Accident · Gustine,Ca, 05 Damage: Substantial NTSB · 3 0576
Reported aircraft: Hiller UH-12E

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Aircraft registered in California· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.