| Tail Number / N-Number | N51771 |
| Manufacturer | AIR TRACTOR INC |
| Model | AT-602 |
| Manufacturer's Serial Number | 602-0508 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Corporation |
| Owner Name | AIR KRAFT SPRAYING INC |
| Street | PO BOX 71 |
| City | TIMBER LAKE |
| State | SD |
| Zip Code | 57656-0071 |
| Region | Great Lakes |
| County | Dewey County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2007-09-18 |
| Last Action Date | 2020-11-19 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 51477327 |
| Mode S Code Hex | A67ED7 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N51771.
| Tail Number / N-Number | N51771 |
| Manufacturer | BOEING |
| Model | A75N1(PT17) |
| Manufacturer's Serial Number | 752186 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 93 miles per hour |
| Type of Registrant | Individual |
| Owner Name | DARR DAVID L |
| Street | 3548 W SHADY LANE |
| City | NEENAH |
| State | WI |
| Zip Code | 54956 |
| County | Dewey County |
| Country | US |
| Certificate Issue Date | 1985-08-03 |
| Last Action Date | 1994-06-23 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1995-10-27 |
| Exported To | DENMARK |