# NTSB FTW76DPG03: Grumman G-164A, N523Y, Dumas, AR, July 7, 1975

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 7, 1975
- Place: Dumas, AR · DUMAS, AR
- Location: 33.8834° N, 91.4856° W: Placed by OpenAirDocs: center of Dumas, AR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.8834&lon=-91.4856&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report August 5, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 149535
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW76DPG03
- Page: https://openairdocs.org/ntsb/FTW76DPG03

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1717   75/7/7    DUMAS,AR            GRUMMAN G-164A      CR-  0  0  1  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 1410                    N523Y               PX-  0  0  0  AERIAL APPLICATION        42, 5361 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            1266 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          DUMAS,AR                    LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              IN FLIGHT: PROCEDURE TURNAROUND
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           MISCELLANEOUS - EVASIVE MANEUVER TO AVOID COLLISION
           WEATHER - DOWNDRAFT,UPDRAFTS
           TERRAIN - HIGH OBSTRUCTIONS
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        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                                                      98
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          270                                                       20
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 2700                       KIND OF OPERATION - FERTILIZING (DUST)
          KIND OF CROP - RICE                                      TYPE OF CHEMICAL USED - DRY CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 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
          ELEVATION-AREA BEING TREATED-FEET -  140                 SWATH RUN-HOW FLOWN - DOWNWIND
          PROCEDURE TURNAROUND - THIRD 1/3 TURN
        REMARKS- ACFT STALLED TRYING TO AVOID TREES. DOWNDRAFTS IN AREA.
```

## Aircraft

- Registration: [N523Y](https://openairdocs.org/deregistered/N523Y-2012-09-12), registration cancelled 2012-09-12, S/N 160, built 1962 (OpenAirDocs)
- Reported make and model: GRUMMAN G-164A
- Registry model: [Grumman G-164](https://openairdocs.org/model/grumman-g-164) (registry code 3952702) (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 19750707019409A](https://openairdocs.org/incident/19750707019409A), Jul 7, 1975: Grumav G164, Dumas, AR, Substantial damage. Acft stalled trying to avoid trees. Downdrafts in area.

## Other investigations on N523Y (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 FTW66F0478](https://openairdocs.org/ntsb/FTW66F0478), Sep 4, 1965: Grumman G-164 (N523Y), Portland, AR, 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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.