# N9871U: Grumman American Avn. AA-5A, registration cancelled 1983-03-23

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 23, 1983
- Status when cancelled: Administratively canceled
- Airframe: [Grumman American Avn. AA-5A](https://openairdocs.org/model/grumman-american-avn-aa-5a) (registry code 3960106)
- Data sheets: [TCDS A16EA](https://openairdocs.org/tcds/A16EA) (OpenAirDocs)
- Serial number: AA5A0271
- Type of aircraft: Fixed wing single engine
- Certificate issued: January 16, 1979
- Last registry action: March 23, 1983
- Mode S code: ADC7B3
- Owners when cancelled: [Sobarnia John P](https://openairdocs.org/faa-owner/SOBARNIA%20JOHN%20P), [Midwest Aviation](https://openairdocs.org/faa-owner/MIDWEST%20AVIATION), [Bently Wilbur L](https://openairdocs.org/faa-owner/BENTLY%20WILBUR%20L), [Bently Delores](https://openairdocs.org/faa-owner/BENTLY%20DELORES), [Hyman Miles D](https://openairdocs.org/faa-owner/HYMAN%20MILES%20D)
- Location: [San Diego, CA](https://openairdocs.org/faa-place/CA/San%20Diego)
- Owner type: Individual
- Owner's area on the map: 32.7419° N, 117.1278° W: Placed by OpenAirDocs at the center of ZIP code 92104, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N9871U
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9871U
- Page: https://openairdocs.org/deregistered/N9871U-1983-03-23

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-5A: https://openairdocs.org/model/grumman-american-avn-aa-5a.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 LAX79DUG18](https://openairdocs.org/ntsb/LAX79DUG18), Feb 22, 1979: Stolamph AA-5A (N9871U), Big Bear City, CA, destroyed

## 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 19790222003429A](https://openairdocs.org/incident/19790222003429A), Feb 22, 1979: Gulstm AA5A (N9871U), Big Bear Lake, CA, Substantial damage. Attempted takeoff at 6700 ft altitude with frost on wings. Acft settled onto ice and snow covered lake.

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