| Tail Number / N-Number | N39991 |
| Manufacturer | TAYLORCRAFT |
| Model | BC12-D |
| Year Built | 1945 |
| Manufacturer's Serial Number | 6650 |
| 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 | 78 miles per hour |
| Type of Registrant | Individual |
| Owner Name | BETHKE MATTHEW P |
| Street | PO BOX 192 |
| City | GIRDWOOD |
| State | AK |
| Zip Code | 99587-0192 |
| Region | Alaskan |
| County | Anchorage Municipality |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1955-08-09 |
| Certificate Issue Date | 2022-01-13 |
| Last Action Date | 2022-01-13 |
| Expiration Date | 2029-01-31 |
| Status | Valid Registration |
| Mode S Code | 51123745 |
| Mode S Code Hex | A4A7E5 |