# NTSB UNK64X2972: Boeing A75N1, N53793, Dawson, GA, July 22, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 22, 1964
- Place: Dawson, GA · DAWSON, GA
- Location: 31.7719° N, 84.4435° W: Placed by OpenAirDocs: center of Dawson, GA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=31.7719&lon=-84.4435&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 16, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 182771
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X2972
- Page: https://openairdocs.org/ntsb/UNK64X2972

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2168  64/7/22    DAWSON GA           BOEING A75N1        CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 43, 4000
        TIME - 2230                    N53793              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 750 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - TERRELL COUNTY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: BRAKING SYSTEM (NORMAL SYSTEM)
           SYSTEMS - HYDRAULIC SYSTEM: SEALS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - LEAK/LEAKAGE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 1500                       KIND OF OPERATION - DUSTING CROPS
          KIND OF CROP - COTTON                                    TYPE OF CHEMICAL USED - DRY CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - USED                                           CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  ELEVATION-AREA BEING TREATED-FEET -  325
        REMARKS- BRAKE CYLINDER SEAL FAILURE.
```

## Aircraft

- Registration: [N53793](https://openairdocs.org/deregistered/N53793-2025-10-18), registration cancelled 2025-10-18, S/N 75-550, built 1941 (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: [Lycoming R680](https://openairdocs.org/engine/lycoming-r680) (registry code 41540, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Terrell County

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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