| Tail Number / N-Number | N20979 |
| Manufacturer | WACO |
| Model | UPF-7 |
| Year Built | 1940 |
| Manufacturer's Serial Number | 5326 |
| 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 | W670 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 250 hp (187 kW) |
| Average Cruising Speed | 165 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | DMB AIRCRAFT INC |
| Street | PO BOX 1705 |
| City | EDGARTOWN |
| State | MA |
| Zip Code | 02539-1705 |
| Region | New England |
| County | Dukes County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Multiple |
| Airworthiness Date | 1959-08-21 |
| Certificate Issue Date | 2019-08-14 |
| Last Action Date | 2022-05-21 |
| Expiration Date | 2029-08-31 |
| Status | Valid Registration |
| Mode S Code | 50333341 |
| Mode S Code Hex | A1B6E1 |