# NTSB LAX80FVG29: Grumman G-164A, N9792, Princeton, CA, April 24, 1980

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 24, 1980
- Place: Princeton, CA · PRINCETON, CA
- Location: 39.4016° N, 122.0194° W: Placed by OpenAirDocs: center of Princeton, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.4016&lon=-122.0194&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report June 4, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 130982
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX80FVG29
- Page: https://openairdocs.org/ntsb/LAX80FVG29

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1486  80/4/24    PRINCETON,CA        GRUMMAN G-164A      CR-  0  0  1  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 0905                    N9792               PX-  0  0  0  ASSOC CROP CTL ACTIVITY   34, 4250 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            2050 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - DIRT STRIP
        DEPARTURE POINT             INTENDED DESTINATION
          PRINCETON,CA                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: EN ROUTE TO TREAT CROP
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: BLOWER,IMPELLER ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           TERRAIN - WET,SOFT GROUND
           MISCELLANEOUS ACTS,CONDITIONS - JETTISONED LOAD
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          KIND OF OPERATION - SEEDING CROPS                        KIND OF CROP - RICE
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          GOGGLES - USED                                           CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - INSTALLED
          TERRAIN-TYPE -LEVEL,FLAT                                 ELEVATION-AREA BEING TREATED-FEET -  250
        REMARKS- FORWARD BEARING,P/N 12768,SUPPORTING IMPELLER SHAFT FAILED.
```

## Aircraft

- Registration: N9792 (not matched to a registry record)
- Reported make and model: GRUMMAN G-164A
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Dirt Strip

## 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 19800424009779A](https://openairdocs.org/incident/19800424009779A), Apr 24, 1980: Gulstm G164A, Princeton, CA, Substantial damage. Engine lost power during ag operation. Airplane nosed over on emergency landing. Impellor bearing failed.

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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