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Aircraft record

N57CR1956 Hiller UH-12C

DeregisteredUnclaimedSource: FAA, updated Oct 20, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Jun 13, 2014.

Safety record in brief:1 NTSB accident (substantial damage, Jun 1999)2 ADs may apply

Registration
Deregistered
Last based in
Pima, AZ
owner city / state
Engine
6VS-335 SER · 240 hp
Franklin
Owners
1
since 2012
NTSB events
1
substantial, 1999
ADs may apply
2
confirm with A&P
Service reports
0
since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026
Last registered owner
Individual owner
City, state
Pima, AZ
Certificate issued
Mar 23, 2012
Canceled
Jun 13, 2014
Airworthiness
Standard · Normal
Airworthiness date
Jun 6, 1972

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
909
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
A74C52

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. 2012 – 2014Individual ownerPima, AZ

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 (1)

Accident · substantial damage

Jun 16, 1999 · Delphos, OH

A blocked fuel line, from an unknown object, that resulted in fuel starvation, and total loss of engine power. A factor in the accident was the pilot's failure to maintain rotor rpm during the autorotation.

Damage
Substantial
Injuries
None
Report
NYC99LA146

From NTSB records; matched by serial number.Read NTSB report (search CAROL for NYC99LA146)

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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