| Tail Number / N-Number | N520SD |
| Manufacturer | AIR TRACTOR INC |
| Model | AT-502B |
| Year Built | 2014 |
| Manufacturer's Serial Number | 502B-2956 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W CANADA |
| Engine Model | PT6A-34AG |
| Engine Type | Turbo-prop |
| Number of Engines | 1 engine |
| Horsepower | 750 hp (560 kW) |
| Type of Registrant | LLC |
| Owner Name | BLUE EARTH FLYING SERVICE LLC |
| Street | 7575 HWY 189 |
| City | BLUE EARTH |
| State | MN |
| Zip Code | 56013 |
| Region | Great Lakes |
| County | Faribault County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 2021-03-26 |
| Certificate Issue Date | 2023-02-14 |
| Last Action Date | 2023-02-14 |
| Expiration Date | 2030-02-28 |
| Status | Valid Registration |
| Mode S Code | 51505202 |
| Mode S Code Hex | A68A82 |