| Tail Number / N-Number | N9991D |
| Manufacturer | PIPER |
| Model | PA-22-160 |
| Year Built | 1959 |
| Manufacturer's Serial Number | 22-6783 |
| Aircraft Type | Fixed wing single 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) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 94 miles per hour |
| Type of Registrant | Individual |
| Owner Name | NOTHUM ROBERT G |
| Street | PO BOX 185 |
| City | DIXON |
| State | MO |
| Zip Code | 65459-0185 |
| Region | Central |
| County | Pulaski County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1959-05-21 |
| Certificate Issue Date | 2021-12-13 |
| Last Action Date | 2021-12-13 |
| Expiration Date | 2028-12-31 |
| Status | Valid Registration |
| Mode S Code | 53373221 |
| Mode S Code Hex | ADF691 |