| Tail Number / N-Number | N129HA |
| Manufacturer | HILLER |
| Model | UH-12E |
| Year Built | 1975 |
| Manufacturer's Serial Number | HA3029 |
| 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 | LYCOMING |
| Engine Model | IGSO-540-B1A |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 380 hp (283 kW) |
| Average Cruising Speed | 72 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | HILLER AIRCRAFT CORP |
| Street | PO BOX 246 |
| City | FIREBAUGH |
| State | CA |
| Zip Code | 93622-0246 |
| Region | Western-Pacific |
| County | Fresno County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1983-06-30 |
| Certificate Issue Date | 1999-06-15 |
| Last Action Date | 2020-08-17 |
| Expiration Date | 2028-01-31 |
| Status | Valid Registration |
| Mode S Code | 50072721 |
| Mode S Code Hex | A075D1 |