# N6637Q: 1976 Grumman Acft ENG Cor-Schweizer G-164B, registration cancelled 2004-07-14

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 14, 2004
- 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 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: 167B
- Year built: 1976
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: December 17, 1976
- Certificate issued: March 11, 1998
- Last registry action: March 16, 2004
- Mode S code: A8C2BA
- Owner when cancelled: [Browning Dennis R](https://openairdocs.org/faa-owner/BROWNING%20DENNIS%20R)
- Location: [Tuckerman, AR](https://openairdocs.org/faa-place/AR/Tuckerman)
- Owner type: Individual
- Owner's area on the map: 35.7383° N, 91.1713° W: Placed by OpenAirDocs at the center of ZIP code 72473, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N6637Q
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6637Q
- Page: https://openairdocs.org/deregistered/N6637Q-2004-07-14

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-164B: https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164b.md

## NTSB investigations (2)

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 CHI93LA303](https://openairdocs.org/ntsb/CHI93LA303), Jul 27, 1993: Schweizer G167B (N6637Q), Borup, MN, substantial damage. Probable cause: the loss of engine power due to a cracked cylinder head.
- [NTSB ATL82DA230](https://openairdocs.org/ntsb/ATL82DA230), Aug 6, 1982: Grumman G164B (N6637Q), Opp, AL, substantial damage

## FAA accident and incident reports (2)

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 19930727027329A](https://openairdocs.org/incident/19930727027329A), Jul 27, 1993: Scwzer G164B (N6637Q), Borup, MN, Substantial damage. Lost power during spray run force landed soft field. Nosed over. NR7 cylinder head cracked between plugs.
- [Accident 19820806035379A](https://openairdocs.org/incident/19820806035379A), Aug 6, 1982: Scwzer G164B (N6637Q), Opp, AL, Substantial damage. Pilot felt vibrations and during precautionary landing aircraft hit terrace causing it ot flip inverted.

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