| Tail Number / N-Number | N904AK |
| Manufacturer | DEHAVILLAND |
| Model | DHC-2 MK. I(L20A) |
| Year Built | 1958 |
| Manufacturer's Serial Number | 1266 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W |
| Engine Model | R-985 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 450 hp (336 kW) |
| Type of Registrant | Government |
| Owner Name | USDA FOREST SERVICE FEPP |
| Other Names |
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| Street | 101 AIRPORT RD |
| City | PALMER |
| State | AK |
| Zip Code | 99645-6445 |
| Region | Alaskan |
| County | Matanuska-Susitna Borough |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1985-09-10 |
| Certificate Issue Date | 1995-09-09 |
| Last Action Date | 2020-12-22 |
| Expiration Date | 2028-05-31 |
| Status | Valid Registration |
| Mode S Code | 53077022 |
| Mode S Code Hex | AC7E12 |