# N421TJ: 1968 Cessna 421, registration cancelled 2010-11-09

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 9, 2010
- Status when cancelled: First renewal notice
- Airframe: [Cessna 421](https://openairdocs.org/model/cessna-421) (registry code 2076010)
- 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: 421-0051
- Year built: 1968
- Type of aircraft: Fixed wing multi engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: January 20, 1968
- Certificate issued: March 30, 2001
- Last registry action: October 13, 2004
- Mode S code: A50108
- Owner when cancelled: [Great Northern Aircraft Inc](https://openairdocs.org/faa-owner/GREAT%20NORTHERN%20AIRCRAFT%20INC)
- Location: [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington)
- Owner type: Corporation
- Owner's area on the map: 39.7236° N, 75.5412° W: Placed by OpenAirDocs at the center of ZIP code 19801, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N421TJ
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=421TJ
- Page: https://openairdocs.org/deregistered/N421TJ-2010-11-09

From the FAA registry file of November 4, 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 421: https://openairdocs.org/model/cessna-421.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 IAD03FA032](https://openairdocs.org/ntsb/IAD03FA032), Feb 17, 2003: Cessna 421 (N421TJ), Ferguson, KY, destroyed, 3 fatal. Probable cause: The pilot's failure to follow the instrument approach procedure, which resulted in an early descent into trees and terrain. Factors included the low ceiling and the night lighting conditions.

## 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.

- [Accident 20030216001879A](https://openairdocs.org/incident/20030216001879A), Feb 16, 2003: Cessna 421 (N421TJ), Ferguson, KY, Substantial damage, 3 fatal. (-23) On 2-16-03, at approximately 2000 local time, N421TJ crashed into a wooded ridge while conducting a GPS rwy 22 instrument approach to somerset, KY…

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