# N421ST: Cessna 421A, registration cancelled 1990-04-11

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 11, 1990
- Status when cancelled: N-number assigned, not yet registered
- Airframe: [Cessna 421A](https://openairdocs.org/model/cessna-421a) (registry code 2076012)
- Data sheets: [TCDS A7CE](https://openairdocs.org/tcds/A7CE) (OpenAirDocs)
- Serial number: 421A0119
- Type of aircraft: Fixed wing multi engine
- Mode S code: A500F8
- The mark today: https://openairdocs.org/aircraft/N421ST
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=421ST
- Page: https://openairdocs.org/deregistered/N421ST-1990-04-11

From the FAA registry file of October 29, 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 Cessna 421A: https://openairdocs.org/model/cessna-421a.md

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 19880622044209I](https://openairdocs.org/incident/19880622044209I), Jun 22, 1988: Cessna 421A (N421ST), Chicopee, MA, Minor damage. Left engine fire inflight. Secured engine. Diverted. NR1 cylinder separated from engine.

## Other aircraft with N421ST

- [Registered now](https://openairdocs.org/aircraft/N421ST): Cessna 421C, S/N 421C0114, built 1976

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