# N9473L: American AA-1A, registration cancelled 1990-11-21

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 21, 1990
- Status when cancelled: Triennial form not returned
- Airframe: [American AA-1A](https://openairdocs.org/model/american-aa-1a) (registry code 0630710)
- Data sheets: [TCDS A11EA](https://openairdocs.org/tcds/A11EA) (OpenAirDocs)
- Serial number: AA1A0273
- Type of aircraft: Fixed wing single engine
- Certificate issued: May 24, 1982
- Last registry action: March 15, 1986
- Mode S code: AD29F5
- Owner when cancelled: [Barth Ervin J](https://openairdocs.org/faa-owner/BARTH%20ERVIN%20J)
- Location: [Seattle, WA](https://openairdocs.org/faa-place/WA/Seattle)
- Owner type: Individual
- Owner's area on the map: 47.4449° N, 122.3258° W: Placed by OpenAirDocs at the center of ZIP code 98148, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N9473L
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9473L
- Page: https://openairdocs.org/deregistered/N9473L-1990-11-21

From the FAA registry file of November 5, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the American AA-1A: https://openairdocs.org/model/american-aa-1a.md

## NTSB investigations (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 SEA89FA186](https://openairdocs.org/ntsb/SEA89FA186), Apr 7, 1989: American AA-1A (N9473L), Enumclaw, WA, destroyed, 1 fatal. Probable cause: ATTEMPTED FLIGHT INTO KNOWN ADVERSE WEATHER CONDITIONS. FACTORS INCLUDE CLOUDS, DOWNDRAFTS, HIGH WINDS.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19890406012189A](https://openairdocs.org/incident/19890406012189A), Apr 6, 1989: Gulstm AA1A (N9473L), Missing, WA, Destroyed, 1 fatal. Became Missing on flight from moses lake to seattle. Aircraft presumed destroyed and pilot deceased. Nothing found.

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