| Tail Number / N-Number | N88SD |
| Manufacturer | BELL HELICOPTER |
| Model | HH-1N |
| Manufacturer's Serial Number | 158762 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Type of Registrant | Government |
| Owner Name | CITY OF CHICAGO DEPARTMENT OF POLICE |
| Street | 3954 E FOREMAN DR |
| City | CHICAGO |
| State | IL |
| Zip Code | 60617-6551 |
| Region | Great Lakes |
| County | Cook County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2022-09-30 |
| Last Action Date | 2022-09-30 |
| Expiration Date | 2029-09-30 |
| Status | Valid Registration |
| Mode S Code | 53016420 |
| Mode S Code Hex | AC1D10 |