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Aircraft record

N5317V1956 Hiller UH-12C

Registration validUnclaimedSource: FAA, updated Oct 20, 2026

Safety record in brief:2 NTSB accidents (substantial damage at worst, latest Jul 1999)2 ADs may apply

Registration
Valid
expires Dec 31, 2027
Based in
Carson City, NV
owner city / state
Engine
6V4 SERIES · 210 hp
Franklin
Owners
1
since 2020
NTSB events
2
substantial, 1999
ADs may apply
2
confirm with A&P
Service reports
0
since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026
Registered owner
International Air Services INC Trustee
Owner type
Corporation
City, state
Carson City, NV
Certificate issued
Dec 16, 2020
Expires
Dec 31, 2027
Airworthiness
Standard
Airworthiness date
Mar 13, 1956

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
1956
Serial number
768
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
A6B785

Engine

Make and model
Franklin 6v4 Series
Type
Reciprocating
Power
210 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. 2020 – nowInternational Air Services INC TrusteeCarson City, NV · current

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 2026 · SDRs · Oct 16, 2026

NTSB events (2)

Accident · substantial damage

Jul 16, 1999 · Venice, FL

Loss of engine power due to fuel starvation as a result of the passenger inadvertently shutting off the fuel supply.

Damage
Substantial
Injuries
None
Report
ATL99LA108

From NTSB records; matched by serial number.Read NTSB report (search CAROL for ATL99LA108)

Accident

Jan 12, 1984 · San Juan, PR

A PERFORMER FELL FROM A TRAPEZE RIGGED BELOW THE HELICOPTER WHILE IT WAS HOVERING AT ABOUT 150 FT AGL. THE FAA HAD NOT AUTHORIZED THE MODIFICATION TO THE ACFT. THE PLT WAS NOT CERTIFIED FOR EXTERNAL LOAD OPERATIONS. THE PERFORMER REPORTEDLY HAD NOT DONE THIS ACT BEFORE AND WAS NOT IN EXCELLENT PHYSICAL CONDITION.

Injuries
Fatal
Report
MIA84FA058

From NTSB records; matched by serial number.Read NTSB report (search CAROL for MIA84FA058)

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 20, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 20, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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