# N447EA — TOMARK AERO CZ SRO VIPER SD-4
> **2023** Fixed Wing Single-Engine · 4-Cycle · Owner: PISTON AVIATION LLC · SAINT CHARLES, MO
## Aircraft
- **N-Number:** N447EA
- **Serial Number:** 41147
- **Manufacturer:** TOMARK AERO CZ SRO
- **Model:** VIPER SD-4
- **Year manufactured:** 2023
- **Type:** Fixed Wing Single-Engine
- **Engine type:** 4-Cycle (01 engines)
- **Seats:** 002
- **Weight class:** CLASS 1
- **Mode S code (hex):** `A56503`
## Owner
- **Name:** PISTON AVIATION LLC
- **Type of registrant:** LLC
- **Location:** SAINT CHARLES, MO 633036418, US
## Registration
- **Status:** Valid
- **Certificate issued:** 2024-03-28
- **Last action:** 2024-03-28
- **Expiration:** 2031-03-31
## Source
- [FAA Aircraft Inquiry](https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=447EA)
- [ADS-B Exchange live tracking](https://globe.adsbexchange.com/?icao=a56503)
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