# NTSB OAK67D0077: Boeing A75, N68407, Dos Palos, CA, August 14, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 14, 1966
- Place: Dos Palos, CA · DOS PALOS, CA
- Location: 36.9854° N, 120.6338° W: Placed by OpenAirDocs: center of Dos Palos, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=36.9854&lon=-120.6338&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 28, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 121645
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK67D0077
- Page: https://openairdocs.org/ntsb/OAK67D0077

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2419  66/8/14    DOS PALOS CALIF     BOEING A75          CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 40, 4500
        TIME - 0230                    N68407              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, ALL IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - EAGLE FIELD
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: PROPELLER                       IN FLIGHT: SWATH RUN
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - PROPELLER AND ACCESSORIES: BLADES
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
           TERRAIN - HIGH VEGETATION
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
                                  PROP/ENGINE VIBRATION
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 4500                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - OTHER                                     TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - 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 -  175                 SWATH RUN-HOW FLOWN - WIND CALM
         FIRE AFTER IMPACT
```

## Aircraft

- Registration: [N68407](https://openairdocs.org/deregistered/N68407-2020-09-30), registration cancelled 2020-09-30, S/N 75-7326, built 1943 (OpenAirDocs)
- Reported make and model: BOEING A75
- Registry model: [Boeing A75N1(PT17)](https://openairdocs.org/model/boeing-a75n1-pt17) (registry code 1380134) (OpenAirDocs)
- Registry engine: [Lycoming R-680-B4](https://openairdocs.org/engine/lycoming-r-680-b4) (registry code 42370, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Eagle Field

## Other investigations on N68407 (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 OAK72FVG51](https://openairdocs.org/ntsb/OAK72FVG51), Apr 27, 1972: Boeing A75N1 (N68407), Princeton, CA, substantial damage, 1 fatal

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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