# N6646F: 1976 Piper PA-34-200T, registration cancelled 2008-07-08

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 8, 2008
- Exported to: Guatemala
- Status when cancelled: Triennial form not returned
- Airframe: [Piper PA-34-200T](https://openairdocs.org/model/piper-pa-34-200t) (registry code 7103406)
- Engine: [Continental TSIO-360 series](https://openairdocs.org/engine/continental-tsio-360-series) (registry code 17019)
- Data sheets: [TCDS A7SO](https://openairdocs.org/tcds/A7SO), [TCDS E9CE](https://openairdocs.org/tcds/E9CE) (OpenAirDocs)
- Serial number: 34-7770033
- Year built: 1976
- Type of aircraft: Fixed wing multi engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: November 1, 1976
- Certificate issued: January 28, 2005
- Last registry action: January 15, 2008
- Mode S code: A8C645
- Owner when cancelled: [Mesa Aviatin LLC](https://openairdocs.org/faa-owner/MESA%20AVIATIN%20LLC)
- Location: [Glenbeulah, WI](https://openairdocs.org/faa-place/WI/Glenbeulah)
- Owner type: Individual
- Owner's area on the map: 43.7804° N, 88.1067° W: Placed by OpenAirDocs at the center of ZIP code 53023, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N6646F
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6646F
- Page: https://openairdocs.org/deregistered/N6646F-2008-07-08

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 Piper PA-34-200T: https://openairdocs.org/model/piper-pa-34-200t.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 DEN78FTC20](https://openairdocs.org/ntsb/DEN78FTC20), Apr 4, 1978: Piper PA-34 (N6646F), Cheyenne, WY, 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.

- [Incident 19830519031649I](https://openairdocs.org/incident/19830519031649I), May 19, 1983: Piper PA34200T (N6646F), Aberdeen, SD, Minor damage. Right engine propeller RPM exceeded red line. Shut down and feathered. Unfeathering latch jammed by bent screws.
- [Accident 19780404008299A](https://openairdocs.org/incident/19780404008299A), Apr 4, 1978: Piper PA34200 (N6646F), Cheyenne, WY, Substantial damage

## Other aircraft with N6646F

- [Cancelled 1969-04-25](https://openairdocs.org/deregistered/N6646F-1969-04-25): Cessna 150F, S/N 15063246. Exported to Canada. Owner: [Dennis Air Service](https://openairdocs.org/faa-owner/DENNIS%20AIR%20SERVICE), [Bakersfield, CA](https://openairdocs.org/faa-place/CA/Bakersfield)

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