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Aircraft record

N49983Hiller UH-12C

Registration validUnclaimedSource: FAA, updated Oct 18, 2026

Safety record in brief:2 NTSB accidents (substantial damage at worst, latest Oct 1997)2 ADs may apply

Registration
Valid
expires Mar 31, 2030
Based in
Mineral Wells, TX
owner city / state
Owners
1
since 2011
NTSB events
2
substantial, 1997
ADs may apply
2
confirm with A&P
Service reports
0
since 1995

Registration

FAA Aircraft Registry · Oct 18, 2026
Registered owner
Individual owner
City, state
Mineral Wells, TX
Certificate issued
Mar 11, 2011
Expires
Mar 31, 2030
Airworthiness
Experimental · To show compliance with FAR
Airworthiness date
May 22, 1979

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
Serial number
850
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
A63513

Engine

Type
Reciprocating

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

Ownership history

Ownership history from FAA records
  1. 2011 – nowIndividual ownerMineral Wells, TX · current
  2. 1947 – 1965Wien Alaska Airlines INCFairbanks, AK · different airframe: Noorduyn Uc-64a S/N 190

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 (2)

Accident · substantial damage

Oct 5, 1997 · Bennington, VT

The failure of the cyclic control due to an improper modification by the pilot/owner.

Damage
Substantial
Injuries
None
Report
NYC98LA006

From NTSB records; matched by serial number.Read NTSB report (search CAROL for NYC98LA006)

Accident · substantial damage

May 18, 1986 · Palmer, AK

THE PILOT STATED THAT HE DREW TOO MUCH ROTOR PITCH FOR THE H.P. AVAILABLE. THE HELICOPTER LOST CONTROL AND ROLLED OVER ON ITS SIDE.

Damage
Substantial
Injuries
None
Report
ANC86LA058

From NTSB records; matched by serial number.Read NTSB report (search CAROL for ANC86LA058)

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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