| Tail Number / N-Number | N4381A |
| Manufacturer | PIPER |
| Model | PA-18A |
| Manufacturer's Serial Number | 18-4787 |
| 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 | LYCOMING |
| Engine Model | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 97 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | N4381A INC |
| Street | 505 TANGLEWOOD DR |
| City | SHOREVIEW |
| State | MN |
| Zip Code | 55126-2016 |
| Region | Great Lakes |
| County | Ramsey County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 1986-08-20 |
| Certificate Issue Date | 1995-11-07 |
| Last Action Date | 2021-05-15 |
| Expiration Date | 2028-10-31 |
| Status | Valid Registration |
| Mode S Code | 51241522 |
| Mode S Code Hex | A54352 |