# N520SD — AIR TRACTOR INC AT-502B
> **2014** Fixed Wing Single-Engine · Turbo-Prop · Owner: BLUE EARTH FLYING SERVICE LLC · BLUE EARTH, MN
## Aircraft
- **N-Number:** N520SD
- **Serial Number:** 502B-2956
- **Manufacturer:** AIR TRACTOR INC
- **Model:** AT-502B
- **Year manufactured:** 2014
- **Type:** Fixed Wing Single-Engine
- **Engine type:** Turbo-Prop (01 engines)
- **Seats:** 001
- **Weight class:** CLASS 1
- **Mode S code (hex):** `A68A82`
## Owner
- **Name:** BLUE EARTH FLYING SERVICE LLC
- **Type of registrant:** LLC
- **Location:** BLUE EARTH, MN 56013, US
## Registration
- **Status:** Valid
- **Certificate issued:** 2023-02-14
- **Last action:** 2023-02-14
- **Expiration:** 2030-02-28
## Source
- [FAA Aircraft Inquiry](https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=520SD)
- [ADS-B Exchange live tracking](https://globe.adsbexchange.com/?icao=a68a82)
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