# N6858Q: 1977 Grumman Acft ENG Cor-Schweizer G-164A, registration cancelled 2007-01-23

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 23, 2007
- Status when cancelled: Triennial form not returned
- 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: 1723
- Year built: 1977
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: October 12, 1977
- Certificate issued: August 25, 2003
- Last registry action: September 19, 2006
- Mode S code: A91949
- Owner when cancelled: [Sprague Robert J](https://openairdocs.org/faa-owner/SPRAGUE%20ROBERT%20J)
- Location: [Courtenay, ND](https://openairdocs.org/faa-place/ND/Courtenay)
- Owner type: Individual
- Owner's area on the map: 47.2182° N, 98.5793° W: Placed by OpenAirDocs at the center of ZIP code 58426, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N6858Q
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6858Q
- Page: https://openairdocs.org/deregistered/N6858Q-2007-01-23

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 CHI05LA211](https://openairdocs.org/ntsb/CHI05LA211), Aug 4, 2005: Grumman G-164A (N6858Q), Buchanan, ND, destroyed. Probable cause: The pilot failed to maintain obstacle clearance from the power lines. Factors included the glare on the windshield and the power lines.

## 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 20050804024669A](https://openairdocs.org/incident/20050804024669A), Aug 4, 2005: Scwzer G164A (N6858Q), Buchanan, ND, Destroyed. (-23) Witnesses indicated the aircraft arrived at a field of corn to be sprayed at approximately 0745. The aircraft made a circuit of the field and then made…

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