| Tail Number / N-Number | N661AT |
| Manufacturer | SIKORSKY |
| Model | S-76B |
| Manufacturer's Serial Number | 760448 |
| 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) |
| Number of Engines | 2 engines |
| Type of Registrant | LLC |
| Owner Name | HELO LEASING LLC |
| Street | 767 5TH AVE FL 6TH |
| City | NEW YORK |
| State | NY |
| Zip Code | 10153-0023 |
| Region | Eastern |
| County | New York County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2004-12-30 |
| Last Action Date | 2022-03-21 |
| Expiration Date | 2029-02-28 |
| Status | Valid Registration |
| Mode S Code | 52134002 |
| Mode S Code Hex | A8B802 |