# NTSB ANC76AA041: Hiller Acft UH-12A, N10172, Nome, AK, September 27, 1975

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 27, 1975
- Place: Nome, AK · NOME, AK
- Location: 64.5057° N, 165.4153° W: Placed by OpenAirDocs: center of Nome, AK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=64.5057&lon=-165.4153&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report January 29, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 151484
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC76AA041
- Page: https://openairdocs.org/ntsb/ANC76AA041

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3789  75/9/27  NR.NOME,AK            HILLER ACFT UH-12A  CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 36, 5500
        TIME - 1000                    N10172              PX-  0  0  2  AIR TAXI-PASSG            TOTAL HOURS, 50 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          FIELD SITE                 NOME,AK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           MISCELLANEOUS ACTS,CONDITIONS - FUEL EXHAUSTION
           PILOT IN COMMAND - MISJUDGED SPEED AND ALTITUDE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - MISCALCULATED FUEL CONSUMPTION
           TERRAIN - WET,SOFT GROUND
           MISCELLANEOUS ACTS,CONDITIONS - ERRATIC
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- LND IN SOFT TUNDRA. FUEL DIP STICK INACCURATE.
```

## Aircraft

- Registration: [N10172](https://openairdocs.org/deregistered/N10172-2004-10-05), registration cancelled 2004-10-05, S/N 233, built 1961 (OpenAirDocs)
- Reported make and model: HILLER ACFT UH-12A
- Registry model: [Hiller UH-12A](https://openairdocs.org/model/hiller-uh-12a) (registry code 4360104) (OpenAirDocs)
- Registry engine: [Franklin 6V4 series](https://openairdocs.org/engine/franklin-6v4-series) (registry code 27033, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19750927040969A](https://openairdocs.org/incident/19750927040969A), Sep 27, 1975: Hiller UH12A, Nome, AK, Substantial damage. Lnd in soft tundra. Fuel dip stick inaccurate.

## Other investigations on N10172 (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB UNK64X1649](https://openairdocs.org/ntsb/UNK64X1649), May 7, 1964: Hiller UH12A (N10172), Abilene, KS, substantial damage

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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