# NTSB FTW67D0552: Piper PA-25, N6440Z, Spearman, TX, April 5, 1967

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: April 5, 1967
- Place: Spearman, TX · SPEARMAN, TX
- Location: 36.1982° N, 101.1943° W: Placed by OpenAirDocs: center of Spearman, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=36.1982&lon=-101.1943&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report August 30, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 117480
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW67D0552
- Page: https://openairdocs.org/ntsb/FTW67D0552

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1092   67/4/5    SPEARMAN, TEX       PIPER PA-25         CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, AGE 38, 4500
        TIME - 1000                    N6440Z              PX-  0  0  0  FERRY                     TOTAL HOURS, 500 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           NOSE OVER/DOWN                                           TAKEOFF: RUN
        PROBABLE CAUSE(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
           PILOT IN COMMAND - EXERCISED POOR JUDGMENT
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      80
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          225                                                       50
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- PLT ATTEMPTED TAKEOFF FROM ROAD. WIND 40 KTS GUSTING TO 50 KTS.
```

## Aircraft

- Registration: [N6440Z](https://openairdocs.org/deregistered/N6440Z-2013-04-29), registration cancelled 2013-04-29, S/N 25-599, built 1961 (OpenAirDocs)
- Reported make and model: PIPER PA-25
- Registry model: [Piper PA-25](https://openairdocs.org/model/piper-pa-25) (registry code 7102502) (OpenAirDocs)
- Registry engine: [Lycoming 0-540 series](https://openairdocs.org/engine/lycoming-0-540-series) (registry code 41532, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N6440Z (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 CHI94FA263](https://openairdocs.org/ntsb/CHI94FA263), Aug 2, 1994: Piper PA-25 (N6440Z), Decatur, NE, destroyed, 2 fatal. Probable cause: LOSS OF ENGINE POWER FOR AN UNDETERMINED REASON, AND FAILURE OF THE PILOT TO MAINTAIN ADEQUATE AIRSPEED, WHICH RESULTED IN AN INADVERTENT STALL.
- [NTSB FTW72DQG08](https://openairdocs.org/ntsb/FTW72DQG08), Jul 26, 1971: Piper PA-25 (N6440Z), Tulia, TX, 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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