# NTSB SEA73AS001: Hiller Acft FH1100, N590FH, North Bend, WA, July 19, 1972

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 19, 1972
- Place: North Bend, WA · NORTH BEND, WA
- Location: 47.4880° N, 121.7688° W: Placed by OpenAirDocs: center of North Bend, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.4880&lon=-121.7688&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report March 19, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 168412
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA73AS001
- Page: https://openairdocs.org/ntsb/SEA73AS001

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3269  72/7/19  NR.NORTH BEND,WASH    HILLER ACFT FH1100  CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 27, 1480
        TIME - 1315                    N590FH              PX-  0  0  2  AIR TAXI-PASSG            TOTAL HOURS, 25 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          ENUMCLAW,WASH               LAKE CALLIGAN,WASH
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           ROLL OVER                                                LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - COMPRESSOR ASSEMBLY: BLADE,COMPRESSOR ROTOR
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
           TERRAIN - ROUGH/UNEVEN
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- TIMBER SURVEY.1 BLADE FROM EACH STAGE OF 5TH AND 6TH COMPRESSOR WHEEL FAILED.LND ON 30 DEG SLOPE.
```

## Aircraft

- Registration: [N590FH](https://openairdocs.org/deregistered/N590FH-2013-08-19), registration cancelled 2013-08-19, S/N 90, built 1967 (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)
- Registry engine: [Allison 250 SER 250HP](https://openairdocs.org/engine/allison-250-ser-250hp) (registry code 03002, turbo-shaft) (OpenAirDocs)
- Category: Helicopter
- Engines: turbo shaft
- Damage: Substantial damage

## Other investigations on N590FH (2)

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

- [NTSB BFO87LA047](https://openairdocs.org/ntsb/BFO87LA047), Jul 15, 1987: Hiller FH-1100 (N590FH), Capron, VA, substantial damage
- [NTSB ANC70IA092](https://openairdocs.org/ntsb/ANC70IA092), Jun 22, 1970: Hiller Acft FH1100 (N590FH), Delta Junctn, AK, incident, minor damage

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

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