# NTSB OAK78FVD52: Rockwell A-9B, N7906V, Stockton, CA, August 15, 1978

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 15, 1978
- Place: Stockton, CA · STOCKTON, CA
- Location: 37.9577° N, 121.2908° W: Placed by OpenAirDocs: center of Stockton, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.9577&lon=-121.2908&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 18, 1978
- Report: Brief approved by the director
- NTSB case key (mKey): 140512
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK78FVD52
- Page: https://openairdocs.org/ntsb/OAK78FVD52

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2062  78/8/15  NR.STOCKTON,CA        ROCKWELL A-9B       CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 0610                    N7906V              PX-  0  0  0  AERIAL APPLICATION        AGE 30, 3635 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            25 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         STOCKTON,CA                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: STARTING SWATH RUN
        PROBABLE CAUSE(S)
           AIRFRAME - WINGS: BRACING WIRES,STRUTS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       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 - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  30                  SWATH RUN-HOW FLOWN - WIND CALM
        REMARKS- CARRY THROUGH WING STRUT-COMPRESSION-HEAVY CORROSION FAILED IN COMPRESSION,ACFT SPRAYING ALFALFA.
```

## Aircraft

- Registration: [N7906V](https://openairdocs.org/deregistered/N7906V-1981-12-17), registration cancelled 1981-12-17, S/N 1555 (OpenAirDocs)
- Reported make and model: ROCKWELL A-9B
- Registry model: [Aero Commander CALLAIR A-9B](https://openairdocs.org/model/aero-commander-callair-a-9b) (registry code 0144206) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## 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 19780815023559A](https://openairdocs.org/incident/19780815023559A), Aug 15, 1978: Airpts A9A, Stockton, CA, Destroyed. Carry through wing strut-compression-heavy corrosion failed in cossion,acft spraying alfalfa.

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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