# NTSB MIA80FKJ03: Grumman G-164A, N4593, Vincent, AL, October 8, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: October 8, 1979
- Place: Vincent, AL · VINCENT, AL
- Location: 33.3831° N, 86.4025° W: Placed by OpenAirDocs: center of Vincent, AL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.3831&lon=-86.4025&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report February 15, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 133278
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA80FKJ03
- Page: https://openairdocs.org/ntsb/MIA80FKJ03

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3633   79/10/8   VINCENT,AL          GRUMMAN G-164A      CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 44, 5810
        TIME - 1245                    N4593               PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 900 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          VINCENT,AL                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: SWATH RUN
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: CYLINDER ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - WINDSHIELD,DIRTY,FOGGY,ETC.-RESTRICTED VISION
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 1700                       KIND OF OPERATION - DEFOLIATION (LIQUID)
          KIND OF CROP - COTTON                                    TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          GOGGLES - USED                                           CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  560                 SWATH RUN-HOW FLOWN - WIND CALM
        REMARKS- OIL SPRAYED ON WINDSHIELD THROUGH CRACK IN HEAD OF #8 CYL.
```

## Aircraft

- Registration: [N4593](https://openairdocs.org/deregistered/N4593-2013-04-30), registration cancelled 2013-04-30, S/N 1082, built 1973 (OpenAirDocs)
- Reported make and model: GRUMMAN G-164A
- Registry model: [Grumman G-164A](https://openairdocs.org/model/grumman-g-164a) (registry code 3952704) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008, reciprocating) (OpenAirDocs)
- Category: Airplane
- 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 19791008031329A](https://openairdocs.org/incident/19791008031329A), Oct 8, 1979: Gulstm G164A, Vincent, AL, Substantial damage. Made forced landing with rough engine and oil on windscreen. Hit hole, flipped. Found cracked cylinder.

## Other investigations on N4593 (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 FTW93LA169](https://openairdocs.org/ntsb/FTW93LA169), May 27, 1993: Grumman G-164A (N4593), Weiner, AR, substantial damage. Probable cause: PARTIAL POWER LOSS DUE TO IMPROPER INSTALLATION OF THE LINKAGE CONTROL BRACKET. A FACTOR WAS THE LACK OF SUITABLE TERRAIN FOR THE FORCED LANDING.
- [NTSB DEN84LA235](https://openairdocs.org/ntsb/DEN84LA235), Jul 25, 1984: Grumman G-164A (N4593), Chamerlain, SD, 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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