| Tail Number / N-Number | N4254A |
| Manufacturer | HILLER |
| Model | UH-12A |
| Year Built | 1950 |
| Manufacturer's Serial Number | 229 |
| Aircraft Type | Rotorcraft |
| 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 | FRANKLIN |
| Engine Model | 6V4 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 210 hp (157 kW) |
| Average Cruising Speed | 63 miles per hour |
| Type of Registrant | Individual |
| Owner Name | JAMES DAVID R |
| Street | PO BOX 1007 |
| City | WAYNE |
| State | MI |
| Zip Code | 48184-4007 |
| Region | Great Lakes |
| County | Wayne County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1963-09-16 |
| Certificate Issue Date | 1992-03-26 |
| Last Action Date | 2022-10-03 |
| Expiration Date | 2029-12-31 |
| Status | Valid Registration |
| Mode S Code | 51210427 |
| Mode S Code Hex | A51117 |