# N9638L: Grumman American Avn. AA-1B, registration cancelled 1973-06-25

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 25, 1973
- Status when cancelled: Valid registration
- Airframe: [Grumman American Avn. AA-1B](https://openairdocs.org/model/grumman-american-avn-aa-1b) (registry code 3960103)
- Data sheets: [TCDS A11EA](https://openairdocs.org/tcds/A11EA) (OpenAirDocs)
- Serial number: AA-1B-0138
- Type of aircraft: Fixed wing single engine
- Mode S code: AD6AC6
- Owner when cancelled: [Executive Pilots Inc](https://openairdocs.org/faa-owner/EXECUTIVE%20PILOTS%20INC)
- Location: [Sacramento, CA](https://openairdocs.org/faa-place/CA/Sacramento)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N9638L
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9638L
- Page: https://openairdocs.org/deregistered/N9638L-1973-06-25

From the FAA registry file of October 31, 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 Grumman American Avn. AA-1B: https://openairdocs.org/model/grumman-american-avn-aa-1b.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 SEA73AS033](https://openairdocs.org/ntsb/SEA73AS033), May 15, 1973: Amer Avco AA-1B (N9638L), W.Yellowstne, MT, destroyed, 2 fatal

## 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 19730515012029A](https://openairdocs.org/incident/19730515012029A), May 15, 1973: Gulstm AA1 (N9638L), W.Yellowstne, MT, Destroyed, 1 fatal. Recovered 5/17/73. Density alt about 8500 ft. plt believed unfamiliar with mtn opns.

## Other aircraft with N9638L

- [Cancelled 1988-04-15](https://openairdocs.org/deregistered/N9638L-1988-04-15): Cessna 172P, S/N 17276594. N-number assigned, not yet registered

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