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N139WSAero Vodochody L39C · 1984

ExperimentalIvchenko AI-25TLMojave, CA

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N139WS is a 1984 Aero Vodochody L39C. It is a fixed-wing single-engine aircraft with 1 seat, powered by a Ivchenko AI-25TL. The registration is active, with the registrant based in Mojave, CA. Its experimental airworthiness certificate was issued in Dec 2025. It has been registered to its current owner since Oct 2015.

42 years old
1 of 106 Aero Vodochody L39C
No NTSB events on record

More like this:Aero Vodochody L39C Aircraft in California Experimental

2025

FAA record · Dec 2025 · Airworthiness

Special Airworthiness Certificate issued — Experimental

Manufacturer: Aero Vodochody. Model L39C. Serial 432931.

2015

FAA record · Oct 2015 · Registration

Registered to current owner

Registered to National Test Pilot School. Registrant based in Mojave, CA.

That's everything on file so far — TailWiki checks the FAA registry daily and adds new entries as N139WS's record changes.

More from National Test Pilot School

FAA record

and 29 more registered to the same entity in CA.

Aircraft

ManufacturerAero Vodochody

ModelL39C

Year1984

CategoryExperimental

TypeFixed-wing single-engine

Serial432931

EngineIvchenko AI-25TL

Seats1

BasedMojave, CA

RegistrantNational Test Pilot School

Safety record

No NTSB accidents or incidents on record

Checked against the public NTSB aviation database.

Registration history

2015 — present

National Test Pilot School · Mojave, CA

Dec 2025

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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