# N6820Q: Grumman Acft ENG Cor-Schweizer G-164B, registration cancelled 1983-10-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 20, 1983
- Status when cancelled: Valid registration
- Airframe: [Grumman Acft ENG Cor-Schweizer G-164B](https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164b) (registry code 3952802)
- Data sheets: [TCDS 1A16](https://openairdocs.org/tcds/1A16) (OpenAirDocs)
- Serial number: 321B
- Type of aircraft: Fixed wing single engine
- Certificate issued: August 2, 1980
- Mode S code: A90D0C
- Owner when cancelled: [Lissie Flying Service Inc](https://openairdocs.org/faa-owner/LISSIE%20FLYING%20SERVICE%20INC)
- Location: [Lissie, TX](https://openairdocs.org/faa-place/TX/Lissie)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N6820Q
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6820Q
- Page: https://openairdocs.org/deregistered/N6820Q-1983-10-20

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 Acft ENG Cor-Schweizer G-164B: https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164b.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 FTW81FRA22](https://openairdocs.org/ntsb/FTW81FRA22), Mar 21, 1981: Grumman G-164G (N6820Q), Lissie, TX, 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 19810321011212A](https://openairdocs.org/incident/19810321011212A), Mar 21, 1981: Grumav G164B (N6820Q), Lissie, TX, Destroyed. On pullup from spray run, struck other ag aircraft, N48609, that was maneuvering to begin spray run.

## Other aircraft with N6820Q

- [Cancelled 1964-09-23](https://openairdocs.org/deregistered/N6820Q-1964-09-23): Beech 65, S/N LC-157, built 1964. Exported to Japan. Owner: [Sugihara Shigeyoshi](https://openairdocs.org/faa-owner/SUGIHARA%20SHIGEYOSHI), [Scarsdale, NY](https://openairdocs.org/faa-place/NY/Scarsdale)

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