| Tail Number / N-Number | N18777 |
| Manufacturer | BEECH |
| Model | D17S |
| Year Built | 1938 |
| Manufacturer's Serial Number | 200 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 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) |
| Average Cruising Speed | 158 miles per hour |
| Type of Registrant | Individual |
| Owner Name | DUNN LARRY L |
| Street | PO BOX 301 |
| City | CONWAY |
| State | WA |
| Zip Code | 98238-0301 |
| Region | Northwest Mountain |
| County | Skagit County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1956-07-15 |
| Certificate Issue Date | 1990-03-20 |
| Last Action Date | 2022-05-31 |
| Expiration Date | 2029-10-31 |
| Status | Valid Registration |
| Mode S Code | 50257032 |
| Mode S Code Hex | A15E1A |