| Tail Number / N-Number | N439DF |
| Manufacturer | MARSH AVIATION |
| Model | S-2F3AT |
| Year Built | 2002 |
| Manufacturer's Serial Number | 149854 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Engine Manufacturer | AIRESEARCH |
| Engine Model | TPE331 SERIES |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 904 hp (674 kW) |
| Total Horsepower | 1,808 hp (1,349 kW) |
| Type of Registrant | Government |
| Owner Name | USDA FOREST SERVICE FEPP |
| Other Names |
|
| Street | 5500 PRICE AVE |
| City | MCCLELLAN |
| State | CA |
| Zip Code | 95652-2421 |
| Region | Western-Pacific |
| County | Sacramento County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 2003-03-07 |
| Certificate Issue Date | 2000-02-01 |
| Last Action Date | 2022-02-22 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 51242336 |
| Mode S Code Hex | A544DE |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N439DF.
| Tail Number / N-Number | N439DF |
| Manufacturer | GRUMMAN |
| Model | S2F-1 |
| Manufacturer's Serial Number | 208 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 112 miles per hour |
| County | Sacramento County |