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N421ZZCessna 421C

StandardCont Motor GTSIO-520 SERWilmington, DE

Claim this aircraft

N421ZZ is a Cessna 421C. It is a fixed-wing multi-engine aircraft with 8 seats, powered by a Cont Motor GTSIO-520 SER rated at 435 horsepower. The registration is active, with the registrant based in Wilmington, DE. Its standard airworthiness certificate was issued in Dec 1981. It has been registered to its current owner since Mar 2019.

1 of 513 Cessna 421C
No NTSB events on record

More like this:Cessna 421C Aircraft in Delaware Standard

2019

FAA record · Mar 2019 · Registration

Registered to current owner

Registered to 421zz LLC. Registrant based in Wilmington, DE.

1981

FAA record · Dec 1981 · Airworthiness

Airworthiness certificate issued — Standard

Manufacturer: Cessna. Model 421C. Serial 421C1220.

That's everything on file so far — TailWiki checks the FAA registry daily and adds new entries as N421ZZ's record changes.

Aircraft

ManufacturerCessna

Model421C

CategoryStandard

TypeFixed-wing multi-engine

Serial421C1220

EngineCont Motor GTSIO-520 SER

Horsepower435

Seats8

BasedWilmington, DE

Registrant421zz LLC

Safety record

No NTSB accidents or incidents on record

Checked against the public NTSB aviation database.

Registration history

2019 — present

421zz LLC · Wilmington, DE

Dec 1981

Airworthiness certificate issued

Owner locations generalized to city/state for privacy. Ownership lineage grows as TailWiki tracks daily FAA updates.

View earlier registration history

TailWiki has tracked this tail since Aug 2026. The FAA registry is a snapshot, not a history — earlier owners aren't in the public record. TailWiki reconstructs ownership changes by watching daily FAA updates going forward, so this section fills in the longer TailWiki runs.

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