# N400AB: 1954 Convair 340, registration cancelled 1981-07-07

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 7, 1981
- Exported to: Canada
- Status when cancelled: Valid registration
- Airframe: [Convair 340](https://openairdocs.org/model/convair-340) (registry code 242270A)
- Data sheets: [TCDS 6A6](https://openairdocs.org/tcds/6A6) (OpenAirDocs)
- Serial number: 91
- Year built: 1954
- Type of aircraft: Fixed wing multi engine
- Certificate issued: August 16, 1979
- Mode S code: A4ACA3
- Owner when cancelled: [Oklahoma Aircraft Corp](https://openairdocs.org/faa-owner/OKLAHOMA%20AIRCRAFT%20CORP)
- Location: [Yukon, OK](https://openairdocs.org/faa-place/OK/Yukon)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N400AB
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=400AB
- Page: https://openairdocs.org/deregistered/N400AB-1981-07-07

From the FAA registry file of October 28, 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 Convair 340: https://openairdocs.org/model/convair-340.md

## Other aircraft with N400AB

- [Registered now](https://openairdocs.org/aircraft/N400AB): American Champion 8KCAB, S/N 838-99, built 1999
- [Cancelled 1994-07-28](https://openairdocs.org/deregistered/N400AB-1994-07-28): Cameron Balloons CAMERON PEANUT, S/N 643. Triennial form not returned. Owner: [Nabisco Inc](https://openairdocs.org/faa-owner/NABISCO%20INC), [Parsippany, NJ](https://openairdocs.org/faa-place/NJ/Parsippany)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.