# NTSB SEA66D0061: Boeing PT-17, N4812V, Walla Walla, WA, May 7, 1965

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 7, 1965
- Place: Walla Walla, WA · WALLA WALLA, WA
- Location: 46.0670° N, 118.3370° W: Placed by OpenAirDocs: center of Walla Walla, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.0670&lon=-118.3370&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 15, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 177078
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA66D0061
- Page: https://openairdocs.org/ntsb/SEA66D0061

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2506   65/5/7  NR.WALLA WALLA WASH    BOEING PT-17       CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 28, 5000
        TIME - 1100                    N4812V              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 700 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
        FACTOR(S)
           TERRAIN - WET,SOFT GROUND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  700                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - BEANS                                     TYPE OF CHEMICAL USED - LIQUID 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                  TERRAIN-TYPE -ROLLING
          ELEVATION-AREA BEING TREATED-FEET -  2000
        REMARKS- OFF AIRPORT OPERATION
```

## Aircraft

- Registration: [N4812V](https://openairdocs.org/deregistered/N4812V-2019-12-30), registration cancelled 2019-12-30, S/N 75-5370 (OpenAirDocs)
- Reported make and model: BOEING PT-17
- Registry model: [Boeing E75](https://openairdocs.org/model/boeing-e75) (registry code 1380120) (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

## Other investigations on N4812V (2)

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 SEA69F0206](https://openairdocs.org/ntsb/SEA69F0206), Feb 28, 1969: Boeing E75 (N4812V), Medford, OR, substantial damage
- [NTSB SEA66F0048](https://openairdocs.org/ntsb/SEA66F0048), Jul 9, 1965: Boeing A75 (N4812V), Homedale, ID, 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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