| Tail Number / N-Number | N51739 |
| Manufacturer | ENSTROM HELICOPTER CORP |
| Model | 280C |
| Manufacturer's Serial Number | 1141 |
| 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) |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | JOHNSON JOHN A |
| Street | 7560 ALVORD RD |
| City | MOUNT MORRIS |
| State | NY |
| Zip Code | 14510-9525 |
| Region | Eastern |
| County | Livingston County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1978-06-29 |
| Certificate Issue Date | 2020-08-05 |
| Last Action Date | 2020-08-05 |
| Expiration Date | 2027-08-31 |
| Status | Valid Registration |
| Mode S Code | 51477123 |
| Mode S Code Hex | A67E53 |