| Tail Number / N-Number | N51659 |
| Manufacturer | ENSTROM HELICOPTER CORP |
| Model | 280C |
| Year Built | 1977 |
| Manufacturer's Serial Number | 1098 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | HI0-360 SER |
| Engine Type | Turbo-shaft |
| Number of Engines | 1 engine |
| Horsepower | 205 hp (153 kW) |
| Type of Registrant | Individual |
| Owner Name | HAWK ROBERT S |
| Street | 10721 FINCHER RD |
| City | ARGYLE |
| State | TX |
| Zip Code | 76226-2937 |
| Region | Southwestern |
| County | Denton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1977-06-30 |
| Certificate Issue Date | 1994-04-19 |
| Last Action Date | 2022-08-18 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 51475342 |
| Mode S Code Hex | A67AE2 |