# NTSB OAK67A0032: Bell 47G3B1, N73958, Big Pine, CA, September 9, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 9, 1966
- Place: Big Pine, CA · BIG PINE, CA
- Location: 37.1655° N, 118.2963° W: Placed by OpenAirDocs: center of Big Pine, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.1655&lon=-118.2963&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report May 16, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 121576
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK67A0032
- Page: https://openairdocs.org/ntsb/OAK67A0032

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0948   66/9/9    BIG PINE CALIF      BELL 47G3B1         CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1630                    N73958              PX-  0  0  1  CTR PASSG-D               AGE 45, 9200 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            3000 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           MISCELLANEOUS ACTS,CONDITIONS - FUEL STARVATION
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           POWERPLANT - ENGINE CONTROLS: THROTTLE-POWER LEVER ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER ALIGNMENT/ADJUSTMENT
           MISCELLANEOUS ACTS,CONDITIONS - LACK OF LUBRICATION-SPECIFIC PART,NOT SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - FRICTION,EXCESSIVE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- RIVETS CONNECTING THROTTLE ARM TO SHAFT SHEARED FROM REPEATED STATIC OVERLOAD.NO SUITABLE LDG AREA
```

## Aircraft

- Registration: N73958 (not matched to a registry record)
- Reported make and model: BELL 47G3B1
- Category: Helicopter
- Engines: reciprocating
- Damage: 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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