# NTSB NYC74FHJ17: Hiller Acft FH1100, N609PD, Bethpage, NY, December 20, 1973

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: December 20, 1973
- Place: Bethpage, NY · BETHPAGE, NY
- Location: 40.7495° N, 73.4855° W: Placed by OpenAirDocs: center of Bethpage, NY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.7495&lon=-73.4855&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report February 7, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 187530
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC74FHJ17
- Page: https://openairdocs.org/ntsb/NYC74FHJ17

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3806  73/12/20   BETHPAGE,NY         HILLER ACFT FH1100  CR-  0  1  0  MISCELLANEOUS             COMMERCIAL, AGE 50, 5899
        TIME - 1402                    N609PD              PX-  0  0  0  OTHER PUBLIC              TOTAL HOURS, 1798 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - GRUMMAN-BETHPAGE
        DEPARTURE POINT             INTENDED DESTINATION
          BETHPAGE,NY                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: CLIMB TO CRUISE
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           POWERPLANT - COMPRESSOR ASSEMBLY: FAN
           MISCELLANEOUS - FOREIGN MATERIAL AFFECTING NORMAL OPERATIONS
           PILOT IN COMMAND - MISJUDGED SPEED AND ALTITUDE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        REMARKS- LARGE QUANITY OF TEXTILE MATERIAL FOUND IN ENG COMPRESSOR.SNOW SCOOP INSTALLED 12/14/73.
```

## Aircraft

- Registration: N609PD (not matched to a registry record)
- Reported make and model: HILLER ACFT FH1100
- Category: Helicopter
- Engines: turbo shaft
- Damage: Substantial damage
- Airport: Grumman-Bethpage

## 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 19731220040439A](https://openairdocs.org/incident/19731220040439A), Dec 20, 1973: Frchld FH1100, Bethpage, NY, Destroyed. Large quanity of textile material found in eng compressor. Snow scoop installed 12/14/73.

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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