# N9978: 1974 Grumman Acft ENG Cor-Schweizer G-164A, registration cancelled 2013-06-27

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 27, 2013
- Status when cancelled: Sale reported, canceled
- Airframe: [Grumman Acft ENG Cor-Schweizer G-164A](https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164a) (registry code 3952801)
- 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: 1377
- Year built: 1974
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: December 20, 1974
- Last registry action: March 24, 1986
- Mode S code: ADF014
- Location: [Dallas, TX](https://openairdocs.org/faa-place/TX/Dallas)
- Owner type: Individual
- Owner's area on the map: 32.7831° N, 96.8067° W: Placed by OpenAirDocs: center of Dallas, TX, within about 10 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N9978
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9978
- Page: https://openairdocs.org/deregistered/N9978-2013-06-27

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 Acft ENG Cor-Schweizer G-164A: https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164a.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 FTW84LA194](https://openairdocs.org/ntsb/FTW84LA194), Apr 11, 1984: Grumman G-164A (N9978), Beaumont, 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 19840411014839A](https://openairdocs.org/incident/19840411014839A), Apr 11, 1984: Scwzer G164A (N9978), Beaumont, TX, Destroyed. Pilot stalled aircraft during procedure turn around during aerial applicaiton flight.

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