# NTSB NYC73FNC72: Amer Avco AA-1, N6139L, Manchester, NH, May 1, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 1, 1973
- Place: Manchester, NH · MANCHESTER, NH
- Location: 42.9956° N, 71.4548° W: Placed by OpenAirDocs: center of Manchester, NH, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.9956&lon=-71.4548&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report June 1, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 190795
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC73FNC72
- Page: https://openairdocs.org/ntsb/NYC73FNC72

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0952   73/5/1    MANCHESTER,NH       AMER AVCO AA-1      CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE 17, 46 TOTAL
        TIME - 1540                    N6139L              PX-  0  0  0  SOLO                      HOURS, ALL IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - GRENIER MUNICIPAL
        DEPARTURE POINT             INTENDED DESTINATION
          MANCHESTER,NH               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           OVERSHOOT                                                LANDING: LEVEL OFF/TOUCHDOWN
           COLLIDED WITH: OBJECT                                    LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE AND SPEED
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: OTHER
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
                                  SUSPECTED MECHANICAL DISCREPANCY
        REMARKS- PILOT SUSPECTED POWER LOSS.INV DSCLSD NO MALFUNCTION.OVERRAN RWY HIT BARRICADES AND METAL MARKERS.
```

## Aircraft

- Registration: [N6139L](https://openairdocs.org/aircraft/N6139L), registered now, S/N AA1-0339, built 1970 (OpenAirDocs)
- Reported make and model: AMER AVCO AA-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: Grenier Municipal

## 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 19730501009779A](https://openairdocs.org/incident/19730501009779A), May 1, 1973: Grumav AA1, Manchester, NH, Substantial damage. Pilot suspected power loss. Inv dsclsd no malfunction. Overran rwy hit barricades and metal markers.

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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