# N7100L: Grumman American Avn. AA-5, registration cancelled 1999-03-01

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 1, 1999
- Status when cancelled: Valid registration
- Airframe: [Grumman American Avn. AA-5](https://openairdocs.org/model/grumman-american-avn-aa-5) (registry code 3960104)
- Data sheets: [TCDS A16EA](https://openairdocs.org/tcds/A16EA) (OpenAirDocs)
- Serial number: AA5-0600
- Type of aircraft: Fixed wing single engine
- Certificate issued: June 19, 1998
- Last registry action: June 19, 1998
- Mode S code: A97E70
- Owner when cancelled: [Sinzheimer Ronald](https://openairdocs.org/faa-owner/SINZHEIMER%20RONALD)
- Location: [Truro, MA](https://openairdocs.org/faa-place/MA/Truro)
- Owner type: Individual
- Owner's area on the map: 41.9827° N, 70.0359° W: Placed by OpenAirDocs at the center of ZIP code 02666, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N7100L
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=7100L
- Page: https://openairdocs.org/deregistered/N7100L-1999-03-01

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-5: https://openairdocs.org/model/grumman-american-avn-aa-5.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 NYC99FA012](https://openairdocs.org/ntsb/NYC99FA012), Oct 9, 1998: Grumman American AA-5 (N7100L), Provincetown, MA, destroyed, 1 fatal. Probable cause: The failure of the pilot to follow the published instrument approach procedure, which resulted in inadvertent collision with water. Factors in the accident were the dark night and low ceiling.
- [NTSB DEN77FQA09](https://openairdocs.org/ntsb/DEN77FQA09), Dec 6, 1976: Grum Amer AA5 (N7100L), Ft.Sumner, NM, 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 19981009029519A](https://openairdocs.org/incident/19981009029519A), Oct 9, 1998: Amrgen AA5 (N7100L), Provincetown, MA, Damage unknown, 1 fatal. Acft was on ILS approach when it crashed under unknown circumstances, pilot suffered fatal injuries. (-23) ronald h. sinzheimer, pilot in command of N7100L,…
- [Accident 19761206039599A](https://openairdocs.org/incident/19761206039599A), Dec 6, 1976: Grumav AA5 (N7100L), Ft.Sumner, NM, Substantial damage. Acft continued flt with approx 350 ft of wire on tail. Landed at arpt.

## Other aircraft with N7100L

- [Cancelled 2017-07-20](https://openairdocs.org/deregistered/N7100L-2017-07-20): Praczko Vincent PARADRAGON, S/N PL-2. Registration expired, pending cancellation. Owner: [Praczko Vincent G](https://openairdocs.org/faa-owner/PRACZKO%20VINCENT%20G), [Fort Collins, CO](https://openairdocs.org/faa-place/CO/Fort%20Collins)

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