| Tail Number / N-Number | N520NM |
| Manufacturer | MCDONNELL DOUGLAS HELICOPTER |
| Model | 500N |
| Year Built | 1992 |
| Manufacturer's Serial Number | LN021 |
| 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 | ROLLS-ROYC |
| Engine Model | 250-C20R/2 |
| Engine Type | Turbo-shaft |
| Number of Engines | 1 engine |
| Horsepower | 450 hp (336 kW) |
| Type of Registrant | Corporation |
| Owner Name | WILLARD DEVELOPMENT INC |
| Street | 1860 SW FOUNTAINVIEW BLVD STE 100 |
| City | PORT SAINT LUCIE |
| State | FL |
| Zip Code | 34986-4528 |
| Region | Southern |
| County | St. Lucie County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2021-04-22 |
| Certificate Issue Date | 2021-07-20 |
| Last Action Date | 2021-07-20 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 51505046 |
| Mode S Code Hex | A68A26 |