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Aircraft record

N101971958 Hiller UH-12C

DeregisteredUnclaimedSource: FAA, updated Oct 18, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Sep 9, 2016.

Safety record in brief:No NTSB accidents or incidents since 19822 ADs may apply

Registration
Deregistered
Last based in
Philadelphia, PA
owner city / state
Engine
6VS-335 SER · 240 hp
Franklin
Owners
1
on record
NTSB events
None
since 1982
ADs may apply
2
confirm with A&P
Service reports
0
since 1995

Registration

FAA Aircraft Registry · Oct 18, 2026
Last registered owner
Individual owner
City, state
Philadelphia, PA
Canceled
Sep 9, 2016
Airworthiness
Restricted · Other

We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.

Airframe & engine

FAA Registry + type data

Airframe

Manufacturer
Hiller
Model
UH-12C
Year
1958
Serial number
803
Aircraft type
Rotorcraft
Category
Land
Certification
Type Certificated
Seats
4
Engines
1
Max takeoff weight
Up to 12,499 lb
Type certificate data sheet
6H2
Mode S code
A00C1E

Engine

Make and model
Franklin 6vs-335 Ser
Type
Reciprocating
Power
240 hp

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records
  1. 1930 – 1933Individual ownerLynnhaven, VA · different airframe: Heath Super Parasol S/N 11444 Sub
  2. until 2016Individual ownerPhiladelphia, PA

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 18, 2026 · SDRs · Oct 16, 2026

NTSB events (0)

No NTSB accidents or incidents found for this airframe since 1982.

Accident history for this model

ADs published since 1998 that may apply (2)

These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.

ADSubjectEffectiveApplies to
97-20-15Hiller Aircraft Corporation Model UH- 12A, UH-12B, UH-12C, UH-12D, and UH-12E HelicoptersNov 12, 1997Airframe (UH-12C)
97-10-16Hiller Aircraft Corporation Model UH- 12, UH-12A, UH-12B, UH-12C, UH-12D, UH-12E…Jun 27, 1997Airframe (UH-12C)Only with: Having control rotor blade spar tube P/N 36003, 36006, 36129, 36129-25, 36203, 36203-15, 36203-21, or 36209-3, or cuff P/N 36101-1, 36101-4, 36108, 36115-1, 36115-4, 36115-6, 36115-8, or 36124 installed; includes UH-12D and UH-12E converted to turbine power per STC SH177WE and SH178WE.

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (0)

No Service Difficulty Reports found for this airframe since 1995.

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 18, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 18, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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