| Tail Number / N-Number | N421VS |
| Manufacturer | HUGHES |
| Model | 369D |
| Manufacturer's Serial Number | 1090592D |
| 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 250HP |
| Engine Type | Turbo-shaft |
| Number of Engines | 1 engine |
| Horsepower | 250 hp (187 kW) |
| Average Cruising Speed | 112 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | VERTOL SYSTEMS COMPANY INC |
| Street | PO BOX 727 |
| City | DESTIN |
| State | FL |
| Zip Code | 32540-0727 |
| Region | Southern |
| County | Okaloosa County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1979-10-27 |
| Certificate Issue Date | 2019-07-10 |
| Last Action Date | 2022-02-23 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 51200502 |
| Mode S Code Hex | A50142 |