# N9660U: 1977 Grumman American Avn. AA-1C, registration cancelled 2009-09-22

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 22, 2009
- Status when cancelled: Registration revoked
- Airframe: [Grumman American Avn. AA-1C](https://openairdocs.org/model/grumman-american-avn-aa-1c) (registry code 3960100)
- Engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505)
- Data sheets: [TCDS A11EA](https://openairdocs.org/tcds/A11EA), [TCDS E-223](https://openairdocs.org/tcds/E-223) (OpenAirDocs)
- Serial number: AA1C0089
- Year built: 1977
- Type of aircraft: Fixed wing single engine
- Engine type: 4 cycle
- Airworthiness: Standard, utility
- Airworthiness date: November 1, 1977
- Certificate issued: January 30, 1978
- Last registry action: February 4, 1978
- Mode S code: AD74DB
- Owner when cancelled: [Jerrys Aviation Inc](https://openairdocs.org/faa-owner/JERRYS%20AVIATION%20INC)
- Location: [Nederland, TX](https://openairdocs.org/faa-place/TX/Nederland)
- Owner type: Corporation
- Owner's area on the map: 29.9903° N, 94.0070° W: Placed by OpenAirDocs at the center of ZIP code 77627, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N9660U
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9660U
- Page: https://openairdocs.org/deregistered/N9660U-2009-09-22

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 Grumman American Avn. AA-1C: https://openairdocs.org/model/grumman-american-avn-aa-1c.md

## NTSB investigations (2)

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 FTW79FRG34](https://openairdocs.org/ntsb/FTW79FRG34), May 27, 1979: Grum Amer AA1-C (N9660U), Rockport, TX, substantial damage
- [NTSB FTW78DA063](https://openairdocs.org/ntsb/FTW78DA063), Jul 25, 1978: Grum Amer AA1C (N9660U), Beaumont, TX, substantial damage

## FAA accident and incident reports (3)

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 19790527011799A](https://openairdocs.org/incident/19790527011799A), May 27, 1979: Gulstm AA1C (N9660U), Rockport, TX, Substantial damage. Stalled airplane in left bank just after lift off. No engine malfunction found.
- [Accident 19780725029199A](https://openairdocs.org/incident/19780725029199A), Jul 25, 1978: Grumav AA1C (N9660U), Beaumont, TX, Substantial damage. Demo use of rudder to lvl wings drg apch stalls-prev dmg to vert .
- [Incident 19780519034129I](https://openairdocs.org/incident/19780519034129I), May 19, 1978: Gulstm AA1 (N9660U), Beaumont, TX, Minor damage. Student bounced and then lost directional control. Struck runway light.

## Other aircraft with N9660U

- [Registered now](https://openairdocs.org/aircraft/N9660U): Uvify 810-00028, S/N 221482IFOD01050100331

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