# NTSB LAX81FUQ25: Bell 47G-2, N9763Z, Agua Dulce, CA, July 5, 1981

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 5, 1981
- Place: Agua Dulce, CA · AGUA DULCE, CA
- Location: 34.5015° N, 118.3209° W: Placed by OpenAirDocs: center of Agua Dulce, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.5015&lon=-118.3209&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report December 24, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 123962
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX81FUQ25
- Page: https://openairdocs.org/ntsb/LAX81FUQ25

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2419   81/7/5    AGUA DULCE,CA       BELL 47G-2          CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 28, 84 TOTAL
        TIME - 1740                    N9763Z              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  HOURS, ALL IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          VAN NUYS,CA                 VALENCIA,CA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAXI: GROUND TAXI, OTHER
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - ATTEMPTED OPERATION W/KNOWN DEFICIENCIES IN EQUIPMENT
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           PILOT IN COMMAND - MISJUDGED DISTANCE AND ALTITUDE
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- PLT RPTD PWR LOSS AT 300FT,SUCCESSFUL AUTOROTATION.PLT ATMPTD REPOSITION ACFT.NO ENG MALFN FD.
```

## Aircraft

- Registration: [N9763Z](https://openairdocs.org/deregistered/N9763Z-2013-08-21), registration cancelled 2013-08-21, S/N 29 (OpenAirDocs)
- Reported make and model: BELL 47G-2
- Registry model: [Bell 47G-2](https://openairdocs.org/model/bell-47g-2) (registry code 1181008) (OpenAirDocs)
- Registry engine: [Lycoming VO-435 series](https://openairdocs.org/engine/lycoming-vo-435-series) (registry code 41525, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- 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 19810705046159A](https://openairdocs.org/incident/19810705046159A), Jul 5, 1981: Bell 47G2, Agua Dulce, CA, Substantial damage. Tried to move helicopter to a better landing area. Tail rotor hit ground, broke off. Helicopter rolled over.

## Other investigations on N9763Z (2)

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.

- [NTSB LAX00LA124](https://openairdocs.org/ntsb/LAX00LA124), Mar 12, 2000: Bell 47G (N9763Z), Vacaville, CA, substantial damage. Probable cause: Failure of the pilot to see wires and maintain clearance while flying at a low altitude.
- [NTSB LAX78FUA09](https://openairdocs.org/ntsb/LAX78FUA09), Jan 20, 1978: Bell 47G-2 (N9763Z), San Pedro, CA, 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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