# N421A: 1969 Cessna 421A, registration cancelled 2012-11-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 20, 2012
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Cessna 421A](https://openairdocs.org/model/cessna-421a) (registry code 2076012)
- Engine: [Continental GTSIO-520-C](https://openairdocs.org/engine/continental-gtsio-520-c) (registry code 17035)
- Data sheets: [TCDS A7CE](https://openairdocs.org/tcds/A7CE), [TCDS E7CE](https://openairdocs.org/tcds/E7CE) (OpenAirDocs)
- Serial number: 421A0132
- Year built: 1969
- Type of aircraft: Fixed wing multi engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: January 14, 1970
- Certificate issued: August 5, 1982
- Last registry action: August 17, 1985
- Mode S code: A4FF56
- Owner when cancelled: [K&B Aircraft](https://openairdocs.org/faa-owner/K%26B%20AIRCRAFT)
- Location: [Miami, FL](https://openairdocs.org/faa-place/FL/Miami)
- Owner type: Corporation
- Owner's area on the map: 25.7635° N, 80.3127° W: Placed by OpenAirDocs at the center of ZIP code 33144, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N421A
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=421A
- Page: https://openairdocs.org/deregistered/N421A-2012-11-20

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

## Service difficulty reports (1)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR 2003F00283](https://openairdocs.org/sdr/2003F00283), Apr 1, 2003: GEAR. BROKEN. REMOVED RIGHT INOPERATIVE ALTERNATOR FOR REPAIR AND NOTED. CRANKCASE DAMAGED, ALTERNATOR FACE GEAR, BROKEN AND LOOSE. FACE GEAR ATTACH BOLTS, DAMAGED AND LOOSE.

## 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 MIA71FLD71](https://openairdocs.org/ntsb/MIA71FLD71), Jun 17, 1971: Cessna 421A (N421A), St Petersburg, FL, substantial damage

## Other aircraft with N421A

- [Registered now](https://openairdocs.org/aircraft/N421A): Cessna 421C, S/N 421C1211, built 1981

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