This page was auto-generated from public FAA & NTSB records — then enriched by the community. Are you the owner? Claim it to add photos and stories.

N421YP N714RV N182SK N45820 N7GC N221AV N9032L N510RV N221AV N9032L N510RV N88EX N634MP N44CUB N301AK N920TP N44CUB N301AK N920TP N118WB N77VAN N421YP N714RV N182SK N421YP N714RV N182SK N45820 N7GC N221AV N9032L N510RV N221AV N9032L N510RV N88EX N634MP N44CUB N301AK N920TP N44CUB N301AK N920TP N118WB N77VAN N421YP N714RV N182SK N421YP N714RV N182SK N45820 N7GC N221AV N9032L N510RV N221AV N9032L N510RV N88EX N634MP N44CUB N301AK N920TP

N421YPCessna 421B

StandardCont Motor GTSIO-520-CAuburn, CA

Claim this aircraft

N421YP is a Cessna 421B. It is a fixed-wing multi-engine aircraft with 8 seats, powered by a Cont Motor GTSIO-520-C rated at 340 horsepower. The registration is active, with the registrant based in Auburn, CA. Its standard airworthiness certificate was issued in Oct 1973. It has been registered to its current owner since May 2026.

1 of 242 Cessna 421B
No NTSB events on record

More like this:Cessna 421B Aircraft in California Standard

2026

FAA record · May 2026 · Registration

Registered to current owner

Registered to Wateractive43 LLC. Registrant based in Auburn, CA.

1973

FAA record · Oct 1973 · Airworthiness

Airworthiness certificate issued — Standard

Manufacturer: Cessna. Model 421B. Serial 421B0511.

That's everything on file so far — TailWiki checks the FAA registry daily and adds new entries as N421YP's record changes.

More from Wateractive43

FAA record

and 7 more registered to the same entity in CA.

Aircraft

ManufacturerCessna

Model421B

CategoryStandard

TypeFixed-wing multi-engine

Serial421B0511

EngineCont Motor GTSIO-520-C

Horsepower340

Seats8

BasedAuburn, CA

RegistrantWateractive43 LLC

Safety record

No NTSB accidents or incidents on record

Checked against the public NTSB aviation database.

Registration history

2026 — present

Wateractive43 LLC · Auburn, CA

Oct 1973

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.

Is this your plane?

Claim it to add photos, log trips, and curate its story.

Sign in to claim N421YP

Keep up with N421YP

Get an alert when this aircraft's registration or ownership changes. Registry updates only — never location or flight tracking.