# N6821K: 1978 Grumman Acft ENG Cor-Schweizer G-164B, registration cancelled 2005-05-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 20, 2005
- Exported to: Venezuela
- Status when cancelled: Triennial form not returned
- Airframe: [Grumman Acft ENG Cor-Schweizer G-164B](https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164b) (registry code 3952802)
- Engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016)
- Data sheets: [TCDS 1A16](https://openairdocs.org/tcds/1A16) (OpenAirDocs)
- Serial number: 498B
- Year built: 1978
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: November 14, 1978
- Certificate issued: February 20, 1996
- Last registry action: February 15, 2005
- Mode S code: A90D2A
- Owner when cancelled: [Donovan Duane](https://openairdocs.org/faa-owner/DONOVAN%20DUANE)
- Location: [Bloomington, NE](https://openairdocs.org/faa-place/NE/Bloomington)
- Owner type: Individual
- Owner's area on the map: 40.1547° N, 99.0957° W: Placed by OpenAirDocs at the center of ZIP code 68929, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N6821K
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6821K
- Page: https://openairdocs.org/deregistered/N6821K-2005-05-20

From the FAA registry file of November 4, 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 FTW81DA093](https://openairdocs.org/ntsb/FTW81DA093), May 19, 1981: Grumman G-164B (N6821K), Danbury, TX, destroyed, 2 fatal

## 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 19810519026829A](https://openairdocs.org/incident/19810519026829A), May 19, 1981: Grumav G164B (N6821K), Danbury, TX, Destroyed, 2 fatal. Returning to base with 2 passengers in empty hopper. Was seen to dive near ground, pull up, stall and spin in.

## Other aircraft with N6821K

- [Cancelled 1952-03-26](https://openairdocs.org/deregistered/N6821K-1952-03-26): Piper PA-16, S/N 16-652. Owner: [Sidney Edw Hughes](https://openairdocs.org/faa-owner/SIDNEY%20EDW%20HUGHES), [Oakland, CA](https://openairdocs.org/faa-place/CA/Oakland)

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