| Tail Number / N-Number | N42590 |
| Manufacturer | AIR TRACTOR INC |
| Model | AT-602 |
| Year Built | 2009 |
| Manufacturer's Serial Number | 602-1181 |
| 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) |
| Engine Manufacturer | P&W CANADA |
| Engine Model | PT6A-60AG |
| Engine Type | Turbo-prop |
| Number of Engines | 1 engine |
| Horsepower | 1,050 hp (783 kW) |
| Type of Registrant | Corporation |
| Owner Name | TWIN COUNTY AIR-AG INC |
| Street | PO BOX 1268 |
| City | WINNIE |
| State | TX |
| Zip Code | 77665-1268 |
| Region | Southwestern |
| County | Chambers County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 2009-12-17 |
| Certificate Issue Date | 2018-04-19 |
| Last Action Date | 2021-01-19 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 51210736 |
| Mode S Code Hex | A511DE |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N42590.
| Tail Number / N-Number | N42590 |
| Manufacturer | PIPER |
| Model | J3C-65 |
| Year Built | 1945 |
| Manufacturer's Serial Number | 14873 |
| 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) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | A&C65 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 65 hp (48 kW) |
| Average Cruising Speed | 67 miles per hour |
| Type of Registrant | Individual |
| Owner Name | ECKERT CHARLES E |
| Street | 51 MEADOW RIDGE LN |
| City | LAGRANGEVILLE |
| State | NY |
| Zip Code | 12540-5224 |
| County | Chambers County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1959-08-28 |
| Certificate Issue Date | 1962-01-13 |
| Last Action Date | 1999-12-07 |
| Last Status | Valid Registration |
| Cancellation Date | 2002-10-16 |