| Tail Number / N-Number | N8590S |
| Manufacturer | AIR TRACTOR INC |
| Model | AT-301 |
| Year Built | 1978 |
| Manufacturer's Serial Number | 301-0156 |
| 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 |
| Engine Model | R1340 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 600 hp (448 kW) |
| Average Cruising Speed | 71 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | SIOUX AIR INC |
| Street | MARTIN AIRPORT 615 W HWY #20 |
| City | SOUTH SIOUX CITY |
| State | NE |
| Zip Code | 68776 |
| Region | Central |
| County | Dakota County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 1978-10-02 |
| Certificate Issue Date | 2010-06-15 |
| Last Action Date | 2020-08-18 |
| Expiration Date | 2027-09-30 |
| Status | Valid Registration |
| Mode S Code | 52745460 |
| Mode S Code Hex | ABCB30 |