# NTSB ANC70AA069: Hiller Acft FH1100, N551F, Prudhoe Bay, AK, April 5, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 5, 1970
- Place: Prudhoe Bay, AK · PRUDHOE BAY, AK
- Location: 70.2553° N, 148.3372° W: Placed by OpenAirDocs: center of Prudhoe Bay, AK, within about 11 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=70.2553&lon=-148.3372&mi=10
- Phase of flight: [Standing](https://openairdocs.org/ntsb-phases/150) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report June 10, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 138725
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC70AA069
- Page: https://openairdocs.org/ntsb/ANC70AA069

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0035   70/4/5    PRUDHOE BAY,ALAS    HILLER ACFT FH1100  CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 26, 1571
        TIME - 1715                    N551F               PX-  0  0  0  AIR TAXI-PASSG            TOTAL HOURS, 71 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         UNKNOWN/NOT REPORTED        UNKNOWN/NOT REPORTED
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR ACCIDENT TO PERSON                       STATIC: IDLING ROTORS
        PROBABLE CAUSE(S)
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PASSENGER
        REMARKS- PX WALKED INTO T/R.
```

## Aircraft

- Registration: [N551F](https://openairdocs.org/deregistered/N551F-1976-05-24), registration cancelled 1976-05-24, S/N 163 (OpenAirDocs)
- Reported make and model: HILLER ACFT FH1100
- Registry model: [Fairchild Hiller FH-1100](https://openairdocs.org/model/fairchild-hiller-fh-1100) (registry code 3376502) (OpenAirDocs)
- Category: Helicopter
- Engines: turbo shaft
- Damage: 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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.