| Tail Number / N-Number | N409BR |
| Manufacturer | AIR TRACTOR INC |
| Model | AT-401 |
| Manufacturer's Serial Number | 4010909 |
| 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 | R-1340-AN-1 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 550 hp (410 kW) |
| Type of Registrant | Individual |
| Owner Name | MEHLING ROBERT C |
| Street | RR 1 BOX 1067 |
| City | HARDIN |
| State | MT |
| Zip Code | 59034-9711 |
| Region | Northwest Mountain |
| County | Big Horn County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 2007-04-16 |
| Certificate Issue Date | 2020-08-18 |
| Last Action Date | 2020-08-18 |
| Expiration Date | 2027-08-31 |
| Status | Valid Registration |
| Mode S Code | 51147071 |
| Mode S Code Hex | A4CE39 |