# NTSB SEA74DYE26: Hiller Acft FH1100, N750NH, Centralia, WA, November 1, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 1, 1973
- Place: Centralia, WA · CENTRALIA, WA
- Location: 46.7254° N, 122.9748° W: Placed by OpenAirDocs: center of Centralia, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.7254&lon=-122.9748&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report March 20, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 187815
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA74DYE26
- Page: https://openairdocs.org/ntsb/SEA74DYE26

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4032   73/11/1 NR.CENTRALIA,WASH     HILLER ACFT FH1100  CR-  0  0  2  MISCELLANEOUS             PRIVATE, AGE 57, 801
        TIME - 1300                    N750NH              PX-  0  0  0  UNKNOWN/NOT REPORTED      TOTAL HOURS, 308 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          PORTLAND,OREG               PORTLAND,OREG               UNKNOWN/NOT REPORTED
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: HOVERING
           COLLISION WITH GROUND/WATER: CONTROLLED                  LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           MISCELLANEOUS ACTS,CONDITIONS - WINDSHIELD,DIRTY,FOGGY,ETC.-RESTRICTED VISION
           WEATHER - OBSTRUCTIONS TO VISION
           PILOT IN COMMAND - MISJUDGED ALTITUDE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          SCATTERED                                                UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     THUNDERSTORM
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          SMOKE                                                     50
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
          CALM                                                     VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- DMGD SKIDS,FUSELAGE,ENG MOUNT,TAIL ROTR SHFT.
```

## Aircraft

- Registration: N750NH (not matched to a registry record)
- Reported make and model: HILLER ACFT FH1100
- 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.

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