# NTSB LAX66A0102: Bell 47G-3B, N73965, Alpine, AZ, June 16, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 16, 1966
- Place: Alpine, AZ · ALPINE, AZ
- Location: 33.8455° N, 109.1437° W: Placed by OpenAirDocs: center of Alpine, AZ, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.8455&lon=-109.1437&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report February 21, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 171600
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX66A0102
- Page: https://openairdocs.org/ntsb/LAX66A0102

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0533  66/6/16    ALPINE ARIZ         BELL 47G-3B         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 33, 6800
        TIME - 1353                    N73965              PX-  0  0  2  ASSOC FIRE CTL ACTIVITY   TOTAL HOURS, 300 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: ROLL-ON/RUN-ON
        PROBABLE CAUSE(S)
          PILOT-FAILED TO OBTAIN TRANSLATIONAL LIFT.
           INSTRUMENTS/EQUIPMENT AND ACCESSORIES - MISCELLANEOUS EQUIPMENT: SPRAY,DUSTING EQUIPMENT
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          SCATTERED                                                UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      70
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
          CALM                                                     VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- LOAD JETTISONING EQUIPMENT MALFUNCTIONED.
```

## Aircraft

- Registration: [N73965](https://openairdocs.org/aircraft/N73965), registered now, S/N 2831, built 1963 (OpenAirDocs)
- Reported make and model: BELL 47G-3B
- Registry model: [Bell 47G-3B-1](https://openairdocs.org/model/bell-47g-3b-1) (registry code 1181028) (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 N73965 (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 MIA78FKQ14](https://openairdocs.org/ntsb/MIA78FKQ14), May 26, 1978: Bell 47G (N73965), Fayette, MS, destroyed
- [NTSB LAX69F0010](https://openairdocs.org/ntsb/LAX69F0010), May 22, 1968: Bell 47G3B1 (N73965), Springervill, AZ, destroyed

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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