# N7993: 1971 Grumman Acft ENG Cor-Schweizer G-164A, registration cancelled 2006-02-15

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 15, 2006
- Exported to: Mexico
- Status when cancelled: Registration pending
- 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: 854
- Year built: 1971
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: October 12, 1971
- Last registry action: May 5, 1995
- Mode S code: AADC35
- Location: [Marlin, TX](https://openairdocs.org/faa-place/TX/Marlin)
- Physical address: [Xxx, OK](https://openairdocs.org/faa-place/OK/Xxx)
- Owner type: Individual
- Owner's area on the map: 31.3072° N, 96.8403° W: Placed by OpenAirDocs at the center of ZIP code 76661, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N7993
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=7993
- Page: https://openairdocs.org/deregistered/N7993-2006-02-15

From the FAA registry file of October 29, 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 FTW93LA239](https://openairdocs.org/ntsb/FTW93LA239), Aug 13, 1993: Grumman-Schweizer G-164A (N7993), Garwood, TX, substantial damage. Probable cause: THE PARTIAL POWER LOSS FOR UNDETERMINED REASONS. A FACTOR WAS THE LACK OF SUITABLE TERRAIN ONTO WHICH A FORCED LANDING COULD BE EXECUTED.

## 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 19930813029389A](https://openairdocs.org/incident/19930813029389A), Aug 13, 1993: Scwzer G164A (N7993), Garwood, TX, Substantial damage. Engine rough backfiring and power loss after takeoff. Nosed over in rice field. Unable determine cause power loss.

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