# NTSB ANC73DAG22: Piper PA-18, N6644Z, Skwetna, AK, August 27, 1972

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 27, 1972
- Place: Skwetna, AK · SKWETNA, AK
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report March 17, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 168475
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC73DAG22
- Page: https://openairdocs.org/ntsb/ANC73DAG22

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3227  72/8/27    SKWETNA,ALAS        PIPER PA-18         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 27, 2500
        TIME - 0600                    N6644Z              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 6 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          SKWETNA,ALAS                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           NOSE OVER/DOWN                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER LEVEL OFF
        FACTOR(S)
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
        REMARKS- LDG ON LAKE,R FLOAT DUG IN.LMTD SEAPLANE EXP.
```

## Aircraft

- Registration: [N6644Z](https://openairdocs.org/aircraft/N6644Z), registered now, S/N 18-362, built 1950 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- Registry model: [Piper PA-18](https://openairdocs.org/model/piper-pa-18) (registry code 7101802) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N6644Z (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 ANC91LA159](https://openairdocs.org/ntsb/ANC91LA159), Aug 26, 1991: Piper PA-18 (N6644Z), Dry Bay, AK, substantial damage. Probable cause: THE PILOT FAILED TO MAINTAIN ADEQUATE AIRSPEED AND STALLED THE AIRPLANE. CONTRIBUTING TO THE ACCIDENT WAS THE UNSUITABLE TERRAIN ON WHICH THE PILOT CHOSE TO LAND.

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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