| Tail Number / N-Number | N73MC |
| Manufacturer | BEECH |
| Model | C90 |
| Year Built | 1973 |
| Manufacturer's Serial Number | LJ-600 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 9 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | U/A CANADA |
| Engine Model | PT6A-27-28 |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 680 hp (507 kW) |
| Total Horsepower | 1,360 hp (1,015 kW) |
| Average Cruising Speed | 201 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | HELICOPTER SPECIALIZED SERVICES INC |
| Street | 2015 MCKINLEY AVE STE F54 |
| City | LA VERNE |
| State | CA |
| Zip Code | 91750-5808 |
| Region | Western-Pacific |
| County | Los Angeles County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1973-07-30 |
| Certificate Issue Date | 2022-03-02 |
| Last Action Date | 2022-03-02 |
| Expiration Date | 2029-03-31 |
| Status | Valid Registration |
| Mode S Code | 52344710 |
| Mode S Code Hex | A9C9C8 |