# N6543L: 1974 Grumman American Avn. AA-1B, registration cancelled 1976-06-03

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 3, 1976
- Status when cancelled: Sale reported
- Airframe: [Grumman American Avn. AA-1B](https://openairdocs.org/model/grumman-american-avn-aa-1b) (registry code 3960103)
- 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: AA1B-0343
- Year built: 1974
- Type of aircraft: Fixed wing single engine
- Engine type: 4 cycle
- Airworthiness: Standard
- Last registry action: January 14, 1977
- Mode S code: A89E62
- Location: [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City)
- Owner type: Individual
- Owner's area on the map: 35.4676° N, 97.5164° W: Placed by OpenAirDocs: center of Oklahoma City, OK, within about 14 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N6543L
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6543L
- Page: https://openairdocs.org/deregistered/N6543L-1976-06-03

From the FAA registry file of November 3, 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 (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 CHI75FEP68](https://openairdocs.org/ntsb/CHI75FEP68), Jun 12, 1975: Grum Amer AA1 (N6543L), Delavan, WI, substantial damage
- [NTSB CHI74DEE60](https://openairdocs.org/ntsb/CHI74DEE60), Mar 10, 1974: Amer Avco AA1-B (N6543L), Sugar Grove, IL, substantial damage

## FAA accident and incident reports (2)

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 19750612021419A](https://openairdocs.org/incident/19750612021419A), Jun 12, 1975: Grumav AA1B (N6543L), Delavan, WI, Substantial damage. Wind gusting 30K.plt corrected for xwind with r wing dwn. Low fuel r wing.1 1/3 gal drained.
- [Accident 19740310004999A](https://openairdocs.org/incident/19740310004999A), Mar 10, 1974: Grumav AA1B (N6543L), Sugar Grove, IL, Substantial damage. Bounced 3 times,began go-around,acft t/d in sod area l wingtip hit turf. Wind gusting 25K.

## Other aircraft with N6543L

- [Registered now](https://openairdocs.org/aircraft/N6543L): Life Lawrence D MINI SPORT, S/N LDL001

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