# NTSB LAX80DUJ86: Grumman G-164A, N4623, Cotton Center, AZ, June 9, 1980

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 9, 1980
- Place: Cotton Center, AZ · COTTON CENTER, AZ
- Location: 33.0873° N, 112.6668° W: Placed by OpenAirDocs: center of Cotton Center, AZ, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.0873&lon=-112.6668&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 25, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 130912
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX80DUJ86
- Page: https://openairdocs.org/ntsb/LAX80DUJ86

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1363   80/6/9    COTTON CENTER,AZ    GRUMMAN G-164A      CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 0745                    N4623               PX-  0  0  0  AERIAL APPLICATION        AGE 33, 2236 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            807 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          BUCKEYE,AZ                  RETURN
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              IN FLIGHT: PROCEDURE TURNAROUND
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 2300                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - COTTON                                    TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          GLOVES - NOT USED                                        GOGGLES - NOT USED
          CRASH HELMET - AVAILABLE USED                            COCKPIT CRASHPAD - INSTALLED
          CRASH BAR - INSTALLED                                    TANK/HOPPER-LOCATION - AFT OF PILOT
          TERRAIN-TYPE -LEVEL,FLAT                                 ELEVATION-AREA BEING TREATED-FEET -  800
          SWATH RUN-HOW FLOWN - WIND CALM                          PROCEDURE TURNAROUND - THIRD 1/3 TURN
```

## Aircraft

- Registration: [N4623](https://openairdocs.org/aircraft/N4623), registered now, S/N 1087, built 1973 (OpenAirDocs)
- Reported make and model: GRUMMAN G-164A
- 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 19800609035599A](https://openairdocs.org/incident/19800609035599A), Jun 9, 1980: Gulstm G164A, Cotton Center, AZ, Substantial damage. Stalled ag airplane in procedure turn-around from spray run. Factors; density altitude, tight turn.

## Other investigations on N4623 (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 LAX87DVG07](https://openairdocs.org/ntsb/LAX87DVG07), May 8, 1987: Grumman G-164A (N4623), Lambertsville, CA, 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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