# NTSB LAX68A0020: Bell 47G3B1, N73240, Gilbert, AZ, August 17, 1967

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 17, 1967
- Place: Gilbert, AZ · GILBERT, AZ
- Location: 33.3528° N, 111.7890° W: Placed by OpenAirDocs: center of Gilbert, AZ, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.3528&lon=-111.7890&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 19, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 114874
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX68A0020
- Page: https://openairdocs.org/ntsb/LAX68A0020

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0397  67/8/17  NR.GILBERT,ARIZ       BELL 47G3B1         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 40, 7700
        TIME - 1700                    N73240              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 308 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           MISCELLANEOUS ACTS,CONDITIONS - FUEL EXHAUSTION
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           MISCELLANEOUS ACTS,CONDITIONS - PILOT FATIGUE
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - COTTON                                    TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE-NOT USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - SIDES
        REMARKS- PLT HAD FLOWN 8-12 HRS PRIOR TO ACC.FELL ASLEEP AS SPRAY TKS WERE LOADED.TOOK OFF WITHOUT REFUELIN
```

## Aircraft

- Registration: [N73240](https://openairdocs.org/aircraft/N73240), registered now, S/N 2772 (OpenAirDocs)
- Reported make and model: BELL 47G3B1
- Registry model: [Bell 47G-3B](https://openairdocs.org/model/bell-47g-3b) (registry code 1181026) (OpenAirDocs)
- Registry engine: [Lycoming TVO-435-GIA](https://openairdocs.org/engine/lycoming-tvo-435-gia) (registry code 41526, turbo-prop) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N73240 (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 LAX95LA100](https://openairdocs.org/ntsb/LAX95LA100), Feb 7, 1995: Bell 47G-3B (N73240), China Lake, CA, substantial damage. Probable cause: the pilot's misjudgement of the clearance between the main rotor and a tree while maneuvering at low altitude to herd animals.
- [NTSB OAK78DVG65](https://openairdocs.org/ntsb/OAK78DVG65), Jul 24, 1978: Bell 47G-3B (N73240), Angwin, 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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