# N6993Q: 1977 Grumman Acft ENG Cor-Schweizer G-164B, registration cancelled 2023-08-08

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 8, 2023
- Exported to: Uruguay
- 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)
- Engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008)
- Data sheets: [TCDS 1A16](https://openairdocs.org/tcds/1A16) (OpenAirDocs)
- Serial number: 340B
- Year built: 1977
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: December 22, 1977
- Certificate issued: March 2, 2016
- Last registry action: July 21, 2023
- Mode S code: A94EF5
- Owner when cancelled: [Cascade Airways LLC](https://openairdocs.org/faa-owner/CASCADE%20AIRWAYS%20LLC)
- Location: [Corvallis, OR](https://openairdocs.org/faa-place/OR/Corvallis)
- Owner type: LLC
- Owner's area on the map: 44.6534° N, 123.1395° W: Placed by OpenAirDocs at the center of ZIP code 97321, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N6993Q
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6993Q
- Page: https://openairdocs.org/deregistered/N6993Q-2023-08-08

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

## 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.

- [Incident 20120510007249I](https://openairdocs.org/incident/20120510007249I), May 10, 2012: Grumman Acft Eng Cor-Schweizer G-164B (N6993Q), Albany, OR, Minor damage. Upon landing the seal in the left brake master cylinder failed causing loss of braking on the left hand brake system. This in turn caused the aircraft to yaw…

## Other aircraft with N6993Q

- [Cancelled 1971-08-24](https://openairdocs.org/deregistered/N6993Q-1971-08-24): Beech B23, S/N M-1100. Owner: [Martin Aviation Inc](https://openairdocs.org/faa-owner/MARTIN%20AVIATION%20INC), [Greeley, CO](https://openairdocs.org/faa-place/CO/Greeley)

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