The U.S. aircraft register, updated daily
A Hiller UH-12, the same model family as N4027D
A Hiller UH-12 like this one, not N4027D itself. Photo: U.S. Army, Public domain, via Wikimedia Commons. Pictures of N4027D itself may be on Planespotters · JetPhotos · Airliners.net. Operator or owner? Send your own picture.
Registered aircraft · FAA record as of October 23, 2026
N4027D

Hiller UH-12E

ValidFAA registration status code V: Valid registration. All codesCalifornia

N4027D is a Hiller UH-12E, a rotorcraft with a piston engine (a helicopter or multicopter). It has 4 seats. It is registered to Four Creeks Aviation, a corporation in Visalia, California. The registration is valid: it was issued on October 23, 2019 and expires on October 31, 2029. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.

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Flight history: where it flew in the last seven days · follow it on the live map

Aircraft

Maker
Hiller
Model
UH-12E · all UH-12Es and related versions
Built of
steel tube and aluminium
A welded steel-tube frame carries the loads, with aluminium (and some fibreglass) skins over it. This is how the Hiller UH-12 family is built; the FAA does not record construction for each aircraft, and the type certificate data sheet is the authority for this one.
Serial number
5072
Type
RotorcraftFAA type of aircraft code 6 (the FAA's broad category for the airframe). Every aircraft with this code · All codes
Power
Piston (reciprocating)FAA type of engine code 1 (what powers it, as the FAA classes engines). Every aircraft with this code · All codes, 1 motor
Seats
4
Year built
Not given
Cruising speed
72 mph
Transponder code
A4B760 (octal 51133540)

Registration

Status
Valid registrationFAA registration status code V (whether the registration certificate is in force). Every aircraft with this code · All codes
Certificate issued
October 23, 2019
Expires
October 31, 2029
Last FAA action
September 9, 2023
Airworthiness
None on file
FAA region
Western-PacificFAA region code 4 (the FAA regional office that handles the record). All codes
FAA record id
00151074

Owner as the FAA publishes it

Name
Four Creeks Aviation
Type
CorporationFAA type of owner code 3 (who holds the registration: a person, a company, a trust or a government body). Every aircraft with this code · All codes
Address
35900 Road 112
Visalia, CA 93291-9518

Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.

Documents on file 0

No bills of sale, loans or other documents are indexed against this tail number.

Connections how N4027D links to the rest of the register

Design
Owner
Place
Airworthiness

The whole map of how records connect · these connections as data: /graph/aircraft/N4027D.json.

Records check free · 2 to understand · 3 clear

The public federal record on N4027D, read the way a buyer, lender or insurer reads it: FAA registration, prior tail numbers keyed on the serial number, reuse of the tail number, recent registry filings, and the NTSB accident record under this and every earlier registration.

CLEARRegistration and identity

Valid registration to Four Creeks Aviation, a corporation, certificate issued October 23, 2019, expires October 31, 2029. No fractional interest recorded. [1]

ATTENTIONAirworthiness certificate

No airworthiness certificate is on file. Usual for a newly registered aircraft, a project, or an aircraft that has not flown since a change of registration; ask for the certificate. [1]

CLEARPrior registrations of this airframe

No earlier tail number is recorded against serial 5072 for this model in the deregistered file. [2]

CLEARTail number reuse

No other airframe has carried N4027D according to the deregistered file. [2]

NOTERecent registry documents

No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file. [3]

ATTENTIONAccident and incident record

2 NTSB records under N4027D: Accident on September 1, 1995 at Dos Palos, CA: no injuries, substantial damage. Accident on January 8, 1983 at Near Vacaville, CA: no injuries, substantial damage. Details below. [4]

PENDINGTitle chain, liens and 337 forms

These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.

PENDINGAirworthiness directives and utilization

AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.

NTSB records 2

LAX95LA318Accident on September 1, 1995 at Dos Palos, CA: no injuries, substantial damage.

Aircraft on the NTSB record: Hiller UH-12E · operated under 137

the fatigue failure of the tail rotor tension torsion bar plates.

Full record in plain English · Docket and reports at the NTSB

LAX83LA069Accident on January 8, 1983 at Near Vacaville, CA: no injuries, substantial damage.

Aircraft on the NTSB record: Hiller UH-12E · operated under 137

Full record in plain English · Docket and reports at the NTSB

CLEAR the source was checked and shows no adverse findingATTENTION a fact a buyer or lender should understand, often routineNOTE context onlyPENDING covered by the full report
  1. FAA Releasable Aircraft Database, master file, file of October 23, 2026. registry.faa.gov/
  2. FAA deregistered aircraft file (part of the same download), file of October 23, 2026. registry.faa.gov/
  3. FAA document index: registry documents received in recent weeks, file of October 23, 2026. registry.faa.gov/
  4. NTSB aviation accident database (CAROL), records through September 30, 2026. data.ntsb.gov/carol-main-public/basic-search

This automated check reads the public federal record. Nothing here is a legal opinion, an appraisal or a statement about the aircraft's condition; a CLEAR line is a statement about the searched record, not the aircraft.

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 23, 2026. See this record on the FAA site · This record as data