# N21CA: 1969 Cook JC 1, registration cancelled 1971-05-27

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 27, 1971
- Status when cancelled: Valid registration
- Airframe: [Cook JC 1](https://openairdocs.org/model/cook-jc-1) (registry code 05611BG)
- Serial number: 0001
- Year built: 1969
- Type of aircraft: Fixed wing single engine
- Certificate issued: June 26, 1969
- Mode S code: A1B75C
- Owner when cancelled: [Cook Aircraft Corp](https://openairdocs.org/faa-owner/COOK%20AIRCRAFT%20CORP)
- Location: [Walteria, CA](https://openairdocs.org/faa-place/CA/Walteria)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N21CA
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=21CA
- Page: https://openairdocs.org/deregistered/N21CA-1971-05-27

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 Cook JC 1: https://openairdocs.org/model/cook-jc-1.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 LAX71FUA53](https://openairdocs.org/ntsb/LAX71FUA53), Apr 6, 1971: Cook JC-1 (N21CA), San Pedro, CA, destroyed

## Other aircraft with N21CA

- [Registered now](https://openairdocs.org/aircraft/N21CA): Beech D18S, S/N A-250, built 1946
- [Cancelled 1976-12-03](https://openairdocs.org/deregistered/N21CA-1976-12-03): Douglas DC-6, S/N 43030. Owner: [Aero Uranus](https://openairdocs.org/faa-owner/AERO%20URANUS), [Miami, FL](https://openairdocs.org/faa-place/FL/Miami)

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