# NTSB FTW81FPA21: Beech 77, N6638L, Mckinney, TX, August 25, 1981

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 25, 1981
- Place: Mckinney, TX · MCKINNEY, TX
- Location: 33.1976° N, 96.6153° W: Placed by OpenAirDocs: center of McKinney, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.1976&lon=-96.6153&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 22, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 125098
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW81FPA21
- Page: https://openairdocs.org/ntsb/FTW81FPA21

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1759  81/8/25    MCKINNEY,TX         BEECH 77            CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE UNK/NR, 19
        TIME - 1245                    N6638L              PX-  0  0  0  TRAINING                  TOTAL HOURS, ALL IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - MCKINNEY MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          MCKINNEY,TX                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 TAKEOFF: RUN
           GEAR COLLAPSED                                           TAKEOFF: ABORTED
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
```

## Aircraft

- Registration: [N6638L](https://openairdocs.org/aircraft/N6638L), registered now, S/N WA-37, built 1979 (OpenAirDocs)
- Reported make and model: BEECH 77
- Registry model: [Beech 77](https://openairdocs.org/model/beech-77) (registry code 1153007) (OpenAirDocs)
- Registry engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Mckinney Muni

## 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 19810825051609A](https://openairdocs.org/incident/19810825051609A), Aug 25, 1981: Beech 77, Mckinney, TX, Substantial damage. Student pilot lost directional control during takeoff.

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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