# NTSB FTW82FQG06: Boeing A75N1, N59637, Sweetwater, TX, November 5, 1981

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 5, 1981
- Place: Sweetwater, TX · SWEETWATER, TX
- Location: 32.4694° N, 100.4087° W: Placed by OpenAirDocs: center of Sweetwater, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.4694&lon=-100.4087&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report December 30, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 123314
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW82FQG06
- Page: https://openairdocs.org/ntsb/FTW82FQG06

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2606   81/11/5 NR.SWEETWATER,TX      BOEING A75N1        CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 22, 941
        TIME - 0830                    N59637              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 329 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         SWEETWATER,TX                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE TEARAWAY                                          IN FLIGHT: SWATH RUN
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: MOUNT AND VIBRATION ISOLATORS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - DEFOLIATION (LIQUID)
          KIND OF CROP - COTTON                                    TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  2300                SWATH RUN-HOW FLOWN - WIND CALM
          PROCEDURE TURNAROUND - ENTRY TO PROCEDURE TURN
        REMARKS- ENG MOUNT BOLTS FAILED,ENG SEPD,ACFT PITCHED UP & ENTERED SPIN.
```

## Aircraft

- Registration: [N59637](https://openairdocs.org/aircraft/N59637), registered now, S/N 75-4548, built 1942 (OpenAirDocs)
- Reported make and model: BOEING A75N1
- Registry model: [Boeing A75N1(PT17)](https://openairdocs.org/model/boeing-a75n1-pt17) (registry code 1380134) (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 19811105071779A](https://openairdocs.org/incident/19811105071779A), Nov 5, 1981: Boeing A75N1, Sweetwater, TX, Substantial damage. Engine fell off during spraying operation. Aircraft crashed into trees. Pilot was not injured.

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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