# N6157C: 1956 Callair A-4, registration cancelled 2014-12-22

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: December 22, 2014
- Status when cancelled: Revoked, canceled
- Airframe: [Callair A-4](https://openairdocs.org/model/callair-a-4) (registry code 1850108)
- Engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508)
- Data sheets: [TCDS A-758](https://openairdocs.org/tcds/A-758), [TCDS E-274](https://openairdocs.org/tcds/E-274) (OpenAirDocs)
- Serial number: 170
- Year built: 1956
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Certificate issued: August 30, 1963
- Last registry action: January 14, 1977
- Mode S code: A804A1
- Owner when cancelled: [Brooks George](https://openairdocs.org/faa-owner/BROOKS%20GEORGE)
- Location: [Post, TX](https://openairdocs.org/faa-place/TX/Post)
- Owner type: Individual
- Owner's area on the map: 33.2846° N, 101.3421° W: Placed by OpenAirDocs at the center of ZIP code 79356, within about 16 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N6157C
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6157C
- Page: https://openairdocs.org/deregistered/N6157C-2014-12-22

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 FTW66D0089](https://openairdocs.org/ntsb/FTW66D0089), Jun 6, 1965: Callair A-4 (N6157C), Abilene, TX, substantial damage

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