Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N9987Q.
| Tail Number / N-Number | N9987Q |
| Manufacturer | SIKORSKY |
| Model | S-51 |
| Manufacturer's Serial Number | WA/H/56 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 77 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | VISIONAIR INTERNATIONAL INC |
| Street | 1219 CITY NATL BK BLDG 25 W FLAGL |
| City | MIAMI |
| State | FL |
| Zip Code | 33130 |
| Country | US |
| Certificate Issue Date | 1981-11-30 |
| Last Action Date | 1991-03-16 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2013-09-12 |
| Mode S Code | 53371667 |
| Mode S Code Hex | ADF3B7 |