# N6166C: Callair A-4, registration cancelled 1970-06-12

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 12, 1970
- Status when cancelled: Valid registration
- Airframe: [Callair A-4](https://openairdocs.org/model/callair-a-4) (registry code 1850108)
- Data sheets: [TCDS A-758](https://openairdocs.org/tcds/A-758) (OpenAirDocs)
- Serial number: 179
- Type of aircraft: Fixed wing single engine
- Certificate issued: May 21, 1963
- Mode S code: A80835
- Owner when cancelled: [Albrights Flying Inc](https://openairdocs.org/faa-owner/ALBRIGHTS%20FLYING%20INC)
- Location: [Roundup, MT](https://openairdocs.org/faa-place/MT/Roundup)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N6166C
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6166C
- Page: https://openairdocs.org/deregistered/N6166C-1970-06-12

From the FAA registry file of November 5, 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 Callair A-4: https://openairdocs.org/model/callair-a-4.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 SEA67F0137](https://openairdocs.org/ntsb/SEA67F0137), Jun 18, 1966: Callair A-4 (N6166C), Lavina, MT, substantial damage

## Other aircraft with N6166C

- [Registered now](https://openairdocs.org/aircraft/N6166C): Dave B Howell BUCKEYE DREAM MACHIN, S/N 061660
- [Cancelled 2013-08-06](https://openairdocs.org/deregistered/N6166C-2013-08-06): Grumman E-2C, S/N 150540. Sale reported, canceled. Owner: [Pensacola, FL](https://openairdocs.org/faa-place/FL/Pensacola)
- [Cancelled 1988-07-28](https://openairdocs.org/deregistered/N6166C-1988-07-28): Cessna T210N, S/N 21063817. N-number assigned, not yet registered

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