Aircraft record

N5316V1956 Hiller UH-12C

DeregisteredUnclaimedSource: FAA, updated Oct 20, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Feb 3, 2020.

Safety record in brief:1 NTSB accident (destroyed damage, Oct 1982)2 ADs may apply

Registration: Deregistered
Last based in: Porterville, CA; owner city / state
Engine: 6V4 SERIES · 210 hp; Franklin
Owners: 1; since 2016
NTSB events: 1; destroyed, 1982
ADs may apply: 2; confirm with A&P
Service reports: 0; since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026

Last registered owner: Johnson Helicopter Service INC
Owner type: Corporation
City, state: Porterville, CA
Certificate issued: Oct 31, 2016
Canceled: Feb 3, 2020
Airworthiness: Multiple · Standard, Restricted, Agriculture and Pest Control, Forest
Airworthiness date: Oct 2, 1959

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: 762
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: A6B762

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

2016 – 2020Johnson Helicopter Service INCPorterville, CA

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 · destroyed

Oct 12, 1982 · Blanding, UT

THE PRIVATE SINGLE-ENGINE PILOT HAD A STUDENT HELICOPTER CERTIFICATE. HE TOOK OFF TO HOVER AND CHECK THAT THE HELICOPTER WAS IN GOOD CONDITION. HE STATED THAT BEFORE TAKEOFF, THE HELICOPTER WAS FUELED WITH A 5 GALLON CAN THAT HAD BEEN PAINTED RED. BEFORE REFUELING, HE RINSED THE CAN AND THEN USED A SPOUT STRAINER TO ADD ABOUT 10 GALLONS OF FUEL. AFTER WARMING THE ENGINE AND TAKING OFF, THE…

Damage: Destroyed
Injuries: None
Report: DEN83LA007

From NTSB records; matched by serial number.Read NTSB report (search CAROL for DEN83LA007)

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.

AD	Subject	Effective	Applies to
97-20-15	Hiller Aircraft Corporation Model UH- 12A, UH-12B, UH-12C, UH-12D, and UH-12E Helicopters	Nov 12, 1997	Airframe (UH-12C)
97-10-16	Hiller Aircraft Corporation Model UH- 12, UH-12A, UH-12B, UH-12C, UH-12D, UH-12E…	Jun 27, 1997	Airframe (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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