# NTSB FTW71FPJ46: Piper PA-25, N6983Z, Duncan, OK, June 18, 1971

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: June 18, 1971
- Place: Duncan, OK · DUNCAN, OK
- Location: 34.5023° N, 97.9578° W: Placed by OpenAirDocs: center of Duncan, OK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.5023&lon=-97.9578&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report July 23, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 161244
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW71FPJ46
- Page: https://openairdocs.org/ntsb/FTW71FPJ46

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0060  71/6/18    DUNCAN,OKLA         PIPER PA-25         CR-  1  0  0  MISCELLANEOUS             COMMERCIAL, AGE 28, 3010
        TIME - 1640                    N6983Z              PX-  0  0  0  TEST                      TOTAL HOURS, 200 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - HALLIBURTON
        DEPARTURE POINT             INTENDED DESTINATION
          DUNCAN,OKLA                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL                                                    TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        REMARKS- TEST FLT AFTER ANNUAL INSP AND EXTENSIVE MAINT. PLT STALLED FROM STEEP PULL UP. NO MALFUNCTIONS.
```

## Aircraft

- Registration: [N6983Z](https://openairdocs.org/deregistered/N6983Z-1971-08-05), registration cancelled 1971-08-05, S/N 25-2731 (OpenAirDocs)
- Reported make and model: PIPER PA-25
- Registry model: [Piper PA-25-235](https://openairdocs.org/model/piper-pa-25-235) (registry code 7102504) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Halliburton

## Other investigations on N6983Z (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 UNK64X1230](https://openairdocs.org/ntsb/UNK64X1230), Apr 8, 1964: Piper PA25 (N6983Z), El Reno, OK, minor 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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