# NTSB SEA75FYE33: Hughes 369HS, N9046F, Renton, WA, February 25, 1975

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 25, 1975
- Place: Renton, WA · RENTON, WA
- Location: 47.4795° N, 122.1949° W: Placed by OpenAirDocs: center of Renton, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.4795&lon=-122.1949&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report April 3, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 147919
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA75FYE33
- Page: https://openairdocs.org/ntsb/SEA75FYE33

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0328  75/2/25    RENTON,WA           HUGHES 369HS        CR-  0  0  1  MISCELLANEOUS             AIRLINE TRANSPORT, AGE
        TIME - 0805                    N9046F              PX-  0  0  1  TEST                      26, 3150 TOTAL HOURS, 505
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          MAPLE VALLEY,WA             SEATTLE,WA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: VERTICAL
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- LND IN ATHLETIC FLD.PLT COULD HAVE MADE RUN ON LDG OK.
```

## Aircraft

- Registration: N9046F (not matched to a registry record)
- Reported make and model: HUGHES 369HS
- Category: Helicopter
- Engines: turbo shaft
- 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 19750225003739A](https://openairdocs.org/incident/19750225003739A), Feb 25, 1975: Hughes 369HS, Renton, WA, Substantial damage. Lnd in athletic fld. Plt could have made run on ldg ok.

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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