| Tail Number / N-Number | N547WM |
| Manufacturer | SIKORSKY |
| Model | S-76C |
| Year Built | 2008 |
| Manufacturer's Serial Number | 760722 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 14 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | TURBOMECA |
| Engine Model | ARRIEL 2S2 |
| Engine Type | Turbo-shaft |
| Number of Engines | 2 engines |
| Horsepower per Engine | 817 hp (609 kW) |
| Total Horsepower | 1,634 hp (1,219 kW) |
| Type of Registrant | LLC |
| Owner Name | ERA HELICOPTERS LLC |
| Street | 600 AIRPORT BLVD |
| City | LAKE CHARLES |
| State | LA |
| Zip Code | 70607-0610 |
| Region | Southwestern |
| County | Calcasieu Parish |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2008-06-11 |
| Certificate Issue Date | 2010-10-15 |
| Last Action Date | 2022-10-18 |
| Expiration Date | 2029-10-31 |
| Status | Valid Registration |
| Mode S Code | 51571755 |
| Mode S Code Hex | A6F3ED |