| Tail Number / N-Number | N451AC |
| Manufacturer | BELL HELICOPTER TEXTRON CANADA |
| Model | 412EP |
| Year Built | 2002 |
| Manufacturer's Serial Number | 36310 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 15 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P & W |
| Engine Model | PT6T-3DF |
| Engine Type | Turbo-shaft |
| Number of Engines | 2 engines |
| Horsepower per Engine | 900 hp (671 kW) |
| Total Horsepower | 1,800 hp (1,343 kW) |
| Type of Registrant | Corporation |
| Owner Name | RAINIER HELI INTERNATIONAL INC |
| Street | 12515 WILLOWS RD NE STE 200 |
| City | KIRKLAND |
| State | WA |
| Zip Code | 98034-8795 |
| Region | Northwest Mountain |
| County | King County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2019-08-14 |
| Certificate Issue Date | 2019-06-14 |
| Last Action Date | 2022-02-03 |
| Expiration Date | 2029-06-30 |
| Status | Valid Registration |
| Mode S Code | 51272726 |
| Mode S Code Hex | A575D6 |