# NTSB MIA72DKG10: Amer Avco A-1, N5921L, Stone Mountain, GA, July 17, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 17, 1971
- Place: Stone Mountain, GA · STONE MOUNTAIN, GA
- Location: 33.8042° N, 84.1714° W: Placed by OpenAirDocs: center of Stone Mountain, GA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.8042&lon=-84.1714&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report March 13, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 162188
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA72DKG10
- Page: https://openairdocs.org/ntsb/MIA72DKG10

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2740  71/7/17    STONE MOUNTAIN,GA   AMER AVCO A-1       CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 28, 77 TOTAL
        TIME - 1730                    N5921L              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  HOURS, 3 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - STONE MOUNTAIN
        DEPARTURE POINT             INTENDED DESTINATION
          STONE MOUNTAIN,GA           LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
        FACTOR(S)
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        REMARKS- TOUCHED DOWN ON MAIN GR,NOSE CAME DOWN HARD DRG GND ROLL.
```

## Aircraft

- Registration: [N5921L](https://openairdocs.org/deregistered/N5921L-2006-03-14), registration cancelled 2006-03-14, S/N AA1-0221, built 1969 (OpenAirDocs)
- Reported make and model: AMER AVCO A-1
- Registry model: [American AA-1](https://openairdocs.org/model/american-aa-1) (registry code 0630610) (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: Stone Mountain

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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