# NTSB FTW71FRG06: Aero Comdr A-9B, N7740V, Raymondville, TX, July 20, 1970

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: July 20, 1970
- Place: Raymondville, TX · RAYMONDVILLE, TX
- Location: 26.4757° N, 97.7777° W: Placed by OpenAirDocs: center of Raymondville, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=26.4757&lon=-97.7777&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report October 22, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 116411
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW71FRG06
- Page: https://openairdocs.org/ntsb/FTW71FRG06

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1238  70/7/20    RAYMONDVILLE,TEX    AERO COMDR A-9B     CR-  1  0  0  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1630                    N7740V              PX-  0  0  0  AERIAL APPLICATION        AGE 57, 5130 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            UNK/NR IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - SUN VALLEY
        DEPARTURE POINT             INTENDED DESTINATION
          RAYMONDVILLE,TEX            LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: PROCEDURE TURNAROUND
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - COTTON                                    TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       COCKPIT CRASHPAD - INSTALLED
          CRASH BAR - INSTALLED                                    TANK/HOPPER-LOCATION - FORWARD OF PILOT
          TERRAIN-TYPE -LEVEL,FLAT                                 ELEVATION-AREA BEING TREATED-FEET -  20
          SWATH RUN-HOW FLOWN - CROSSWIND                          PROCEDURE TURNAROUND - THIRD 1/3 TURN
        REMARKS- ACFT OBSVD L TURN,SNAP-ROLLED R TO INVERTED POS.DSCNDD TO GRND INVERTED.PLT DOUSED WITH CHEMICAL.
```

## Aircraft

- Registration: [N7740V](https://openairdocs.org/deregistered/N7740V-2017-02-04), registration cancelled 2017-02-04, S/N 1497, built 1969 (OpenAirDocs)
- Reported make and model: AERO COMDR A-9B
- Registry model: [Aero Commander CALLAIR A-9B](https://openairdocs.org/model/aero-commander-callair-a-9b) (registry code 0144206) (OpenAirDocs)
- Registry engine: [Lycoming TI0-540 series](https://openairdocs.org/engine/lycoming-ti0-540-series) (registry code 41533, turbo-prop) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Sun Valley

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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