| Tail Number / N-Number | N555NB |
| Manufacturer | BELL |
| Model | 206B |
| Year Built | 1977 |
| Manufacturer's Serial Number | 2306 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ALLISON |
| Engine Model | 250-C20B |
| Engine Type | Turbo-shaft |
| Number of Engines | 1 engine |
| Horsepower | 420 hp (313 kW) |
| Average Cruising Speed | 112 miles per hour |
| Type of Registrant | LLC |
| Owner Name | HELICOPTER SERVICES OF ILLINOIS LLC |
| Street | 527 COUNTY ROAD 3000 N # PB |
| City | FISHER |
| State | IL |
| Zip Code | 61843-9795 |
| Region | Great Lakes |
| County | Champaign County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 2017-05-27 |
| Certificate Issue Date | 2017-05-05 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-05-31 |
| Status | Valid Registration |
| Mode S Code | 51611454 |
| Mode S Code Hex | A7132C |