# N421FS: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 1
- Last cancelled: September 28, 1994
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=421FS
- Page: https://openairdocs.org/aircraft/N421FS

## Aircraft that carried N421FS

- [Cancelled 1994-09-28](https://openairdocs.org/deregistered/N421FS-1994-09-28): Mcdonnell F-4C, S/N 637545. Triennial form not returned. Owner: [US Air Force Owner](https://openairdocs.org/faa-owner/US%20AIR%20FORCE%20OWNER), [Mojave, CA](https://openairdocs.org/faa-place/CA/Mojave)

---
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.