| Tail Number / N-Number | N556AC |
| Manufacturer | HUGHES |
| Model | 369D |
| Manufacturer's Serial Number | 870173D |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ALLISON |
| Engine Model | 250 SER 400HP |
| Engine Type | Turbo-shaft |
| Number of Engines | 1 engine |
| Horsepower | 400 hp (298 kW) |
| Average Cruising Speed | 112 miles per hour |
| Type of Registrant | LLC |
| Owner Name | AC ODYSSEY LLC |
| Street | 12600 SE 38TH ST STE 250 |
| City | BELLEVUE |
| State | WA |
| Zip Code | 98006-6108 |
| Region | Northwest Mountain |
| County | King County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1977-11-11 |
| Certificate Issue Date | 2019-05-22 |
| Last Action Date | 2021-12-13 |
| Expiration Date | 2029-05-31 |
| Status | Valid Registration |
| Mode S Code | 51612670 |
| Mode S Code Hex | A715B8 |