| Tail Number / N-Number | N4181A |
| Manufacturer | ERICKSON JR |
| Model | 1 |
| Year Built | 1966 |
| Manufacturer's Serial Number | 1 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not 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 | C85 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 85 hp (63 kW) |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Individual |
| Owner Name | CLARK CURTIS E |
| Street | 5450 E VOLTAIRE AVE |
| City | SCOTTSDALE |
| State | AZ |
| Zip Code | 85254-3645 |
| Region | Western-Pacific |
| County | Maricopa County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1973-11-08 |
| Certificate Issue Date | 2020-07-17 |
| Last Action Date | 2020-07-17 |
| Expiration Date | 2027-07-31 |
| Status | Valid Registration |
| Mode S Code | 51172124 |
| Mode S Code Hex | A4F454 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4181A.
| Tail Number / N-Number | N4181A |
| Manufacturer | PIPER |
| Model | PA-18 |
| Manufacturer's Serial Number | 18-556 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 97 miles per hour |
| Type of Registrant | Government |
| Owner Name | UNITED STATES ARMY |
| Street | FORT MEADE |
| City | FORT GEORGE C MEAD |
| State | MD |
| Zip Code | 20760 |
| Region | Eastern |
| County | Maricopa County |
| Certificate Issue Date | 1958-03-11 |
| Last Status | Valid Registration |
| Cancellation Date | 1963-10-07 |