N447EA — 2023 Tomark Aero Cz Sro VIPER SD-4
Active registrationChecked against FAA & NTSB records · as of Oct 29, 2026
N447EA has no NTSB accident records on file. Registration data compiled from public FAA records as of Oct 29, 2026.
Aircraft record
- Serial number
- 41147
- Manufacturer
- Tomark Aero Cz Sro
- Model
- VIPER SD-4
- Year
- 2023
- Category
- Fixed wing single-engine
- Engine
- Rotax 912uls2
- Registration
- Active
- Registered to
- Management Ranch Llc — Sheridan, WY
Accident & incident history
No NTSB accident records on file.
Registration timeline
Ownership and registration events for this airframe (the 2023 Tomark Aero Cz Sro VIPER SD-4).
- Mar 28, 2024registered — Piston Aviation Llc
- Aug 26, 2026transferred — Management Ranch Llc
Earlier aircraft on this N-number
The tail number N447EA was previously assigned to a different aircraft. A registration number can be reused across unrelated airframes over decades — these are not the 2023 Tomark Aero Cz Sro VIPER SD-4 above.
- until Jul 29, 2013Bowen David SPORT (s/n 80701)
Frequently asked
- Has N447EA been in an accident?
- No NTSB accident records are on file for N447EA.
- What kind of aircraft is N447EA?
- N447EA is a 2023 Tomark Aero Cz Sro VIPER SD-4 (fixed wing single-engine), serial number 41147.
- Who is N447EA registered to?
- N447EA is registered to Management Ranch Llc of Sheridan, WY. Registration status: active.
The full N447EA report
$12 $29 launch pricing
- Full NTSB investigation narratives — the complete text, not just the cause line
- Pre-buy question list generated from this aircraft’s actual records
- Complete registration & deregistration timeline, print-ready
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