# NTSB FTW66A0089: Piper PA-25, N6158Z, Norman, OK, April 9, 1966

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: April 9, 1966
- Place: Norman, OK · NORMAN, OK
- Location: 35.2226° N, 97.4395° W: Placed by OpenAirDocs: center of Norman, OK, within about 8 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.2226&lon=-97.4395&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report August 11, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 172975
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW66A0089
- Page: https://openairdocs.org/ntsb/FTW66A0089

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0197   66/4/9    NORMAN OKLA         PIPER PA-25         CR-  1  0  0  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 0630                    N6158Z              PX-  0  0  0  AERIAL APPLICATION        AGE 27, 963 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            25 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - MAX WESTHEIMER
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: WIRES/POLES                               IN FLIGHT: STARTING SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED ALTITUDE AND CLEARANCE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  500                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - GRAIN FIELDS                              TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 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 -  1178                SWATH RUN-HOW FLOWN - DOWNWIND
          PROCEDURE TURNAROUND - THIRD 1/3 TURN
         FIRE AFTER IMPACT
```

## Aircraft

- Registration: [N6158Z](https://openairdocs.org/deregistered/N6158Z-1966-05-25), registration cancelled 1966-05-25, S/N 25-184 (OpenAirDocs)
- Reported make and model: PIPER PA-25
- Registry model: [Piper PA-25](https://openairdocs.org/model/piper-pa-25) (registry code 7102502) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Max Westheimer

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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