# N54DR: 1973 Cessna 421B, registration cancelled 2010-08-11

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 11, 2010
- Status when cancelled: Valid registration
- Airframe: [Cessna 421B](https://openairdocs.org/model/cessna-421b) (registry code 2076014)
- 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: 421B0406
- Year built: 1973
- Type of aircraft: Fixed wing multi engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: May 16, 1973
- Last registry action: August 11, 2010
- Mode S code: A6D5EE
- Owner when cancelled: [Preferred Airparts LLC](https://openairdocs.org/faa-owner/PREFERRED%20AIRPARTS%20LLC)
- Location: [Kidron, OH](https://openairdocs.org/faa-place/OH/Kidron)
- Physical address: [Apple Creek, OH](https://openairdocs.org/faa-place/OH/Apple%20Creek)
- Owner type: Corporation
- Owner's area on the map: 40.7478° N, 81.7475° W: Placed by OpenAirDocs: center of Kidron, OH, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N54DR
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=54DR
- Page: https://openairdocs.org/deregistered/N54DR-2010-08-11

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 421B: https://openairdocs.org/model/cessna-421b.md

## Service difficulty reports (6)

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

- [SDR 2009FA0000845](https://openairdocs.org/sdr/2009FA0000845), Oct 6, 2009: CYLINDER. CRACKED. REPAIRED CYLINDER FOUND TO BE CRACKED SPARK PLUG TO INJECTOR.
- [SDR 2009FA0000844](https://openairdocs.org/sdr/2009FA0000844), Sep 19, 2009: CYLINDER. CRACKED. REPAIRED CYLINDER FOUND TO BE CRACKED SAME PLACE AS OTHERS, SPARK PLUG TO INJECTOR.
- [SDR 2009FA0000843](https://openairdocs.org/sdr/2009FA0000843), Apr 17, 2009: CYLINDER. CRACKED. REPAIRED CYLINDER FOUND TO BE CRACKED
- [SDR 2009FA0000438](https://openairdocs.org/sdr/2009FA0000438), Mar 30, 2009: BOLT. SHEARED. DURING FUEL SYSTEM SETUP, SEVERE OIL LEAK WAS OBSERVED WHICH NECESSITATED UBRUPT SHUTDOWN. UPON FURTHER INSPECTION A HOLE WAS DISCOVERED IN TOP OF NR 4 EXHAUST 
- [SDR 2009FA0000842](https://openairdocs.org/sdr/2009FA0000842), Jan 20, 2009: CYLINDER. CRACKED. ECI REPAIRED CYLINDER FOUND TO BE CRACKED
- [SDR 2009FA0000841](https://openairdocs.org/sdr/2009FA0000841), Dec 5, 2008: CYLINDER. CRACKED. 12/25/08 6 CRACKED TCM CYLINDERS WERE REPLACED.

## Other aircraft with N54DR

- [Registered now](https://openairdocs.org/aircraft/N54DR): Dassault-Breguet FALCON 10, S/N 94

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