# NTSB CHI72AC024: Amer Avco AA1A, N9258L, Litchfield, OH, September 9, 1971

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: September 9, 1971
- Place: Litchfield, OH · LITCHFIELD, OH
- Location: 41.1678° N, 82.0229° W: Placed by OpenAirDocs: center of Litchfield, OH, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.1678&lon=-82.0229&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report February 15, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 163487
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI72AC024
- Page: https://openairdocs.org/ntsb/CHI72AC024

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2124   71/9/9    LITCHFIELD,OHIO     AMER AVCO AA1A      CR-  2  0  0  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1610                    N9258L              PX-  0  0  0  DUAL                      AGE 48, 1792 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            76 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          ELYRIA,OHIO                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: SPIN                                              IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           DUAL STUDENT - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           PILOT IN COMMAND - INADEQUATE SUPERVISION OF FLIGHT
        REMARKS- PLACARD-INTENTIONAL SPINS PROHIBITED.CIRCLED L 2 TURNS PWR CUT ENTRD DIVE,ANGLE.75DEG,ROTATED R.
```

## Aircraft

- Registration: [N9258L](https://openairdocs.org/deregistered/N9258L-1971-12-07), registration cancelled 1971-12-07, S/N AA1A-0158 (OpenAirDocs)
- Reported make and model: AMER AVCO AA1A
- Registry model: [American AA-1A](https://openairdocs.org/model/american-aa-1a) (registry code 0630710) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

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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