# NTSB FTW81FPG40: Grumman G-164B, N8693H, Wynne, AR, June 8, 1981

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 8, 1981
- Place: Wynne, AR · WYNNE, AR
- Location: 35.2352° N, 90.7885° W: Placed by OpenAirDocs: center of Wynne, AR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.2352&lon=-90.7885&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report July 9, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 126069
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW81FPG40
- Page: https://openairdocs.org/ntsb/FTW81FPG40

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1095   81/6/8    WYNNE,AR            GRUMMAN G-164B      CR-  0  0  1  COMMERCIAL                ATP,FLIGHT INSTR., AGE
        TIME - 1730                    N8693H              PX-  0  0  0  AERIAL APPLICATION        47, 19609 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            10000 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          WYNNE,AR                    LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: PROCEDURE TURNAROUND
           COLLIDED WITH: TREES                                     LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: BLOWER,IMPELLER ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           TERRAIN - HIGH VEGETATION
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 9999                       KIND OF OPERATION - FERTILIZING (DUST)
          KIND OF CROP - RICE                                      TYPE OF CHEMICAL USED - DRY CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
          SWATH RUN-HOW FLOWN - UNKNOWN/NOT REPORTED               PROCEDURE TURNAROUND - SECOND 1/3 TURN
        REMARKS- SUPERCHARGER MALFUNCTIONED.
```

## Aircraft

- Registration: [N8693H](https://openairdocs.org/deregistered/N8693H-2008-08-01), registration cancelled 2008-08-01, S/N 1473, built 1975 (OpenAirDocs)
- Reported make and model: GRUMMAN G-164B
- Registry model: [Grumman Acft ENG Cor-Schweizer G-164A](https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164a) (registry code 3952801) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016, 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 19810608031659A](https://openairdocs.org/incident/19810608031659A), Jun 8, 1981: Scwzer G164A, Wynne, AR, Substantial damage. Power loss occurred during procedure turn and aircraft hit trees and crashed when ag pilot attempted landing.

## Other investigations on N8693H (1)

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 CHI98LA301](https://openairdocs.org/ntsb/CHI98LA301), Aug 4, 1998: Grumman-Schweizer G-164A (N8693H), La Moure, ND, substantial damage. Probable cause: a loss of engine power due to undetermined reasons.

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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