| Tail Number / N-Number | N121PD |
| Manufacturer | EUROCOPTER |
| Model | EC120B |
| Year Built | 2001 |
| Manufacturer's Serial Number | 1250 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | TURBOMECA |
| Engine Model | ARRIUS 2F |
| Engine Type | Turbo-shaft |
| Number of Engines | 1 engine |
| Horsepower | 432 hp (322 kW) |
| Type of Registrant | LLC |
| Owner Name | OC HELICOPTERS LLC |
| Street | 19711 CAMPUS DR STE 260 |
| City | SANTA ANA |
| State | CA |
| Zip Code | 92707-5222 |
| Region | Western-Pacific |
| County | Orange County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2001-12-06 |
| Certificate Issue Date | 2019-03-06 |
| Last Action Date | 2021-10-19 |
| Expiration Date | 2029-03-31 |
| Status | Valid Registration |
| Mode S Code | 50054262 |
| Mode S Code Hex | A058B2 |