| Tail Number / N-Number | N173AC |
| Manufacturer | SIKORSKY |
| Model | S-64E |
| Year Built | 1967 |
| Manufacturer's Serial Number | 64015 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | P & W |
| Engine Model | JFTD12A-4A |
| Engine Type | Turbo-shaft |
| Number of Engines | 2 engines |
| Horsepower per Engine | 4,500 hp (3,357 kW) |
| Total Horsepower | 9,000 hp (6,714 kW) |
| Average Cruising Speed | 81 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | ERICKSON INC |
| Street | 4002 CIRRUS DR |
| City | MEDFORD |
| State | OR |
| Zip Code | 97504-4187 |
| Region | Northwest Mountain |
| County | Jackson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2013-06-26 |
| Certificate Issue Date | 2012-02-08 |
| Last Action Date | 2020-09-24 |
| Expiration Date | 2028-02-29 |
| Status | Valid Registration |
| Mode S Code | 50222125 |
| Mode S Code Hex | A12455 |