| Tail Number / N-Number | N3521H |
| Manufacturer | MOONEY |
| Model | M20F |
| Year Built | 1976 |
| Manufacturer's Serial Number | 22-1433 |
| Aircraft Type | Fixed wing single engine |
| 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 | LYCOMING |
| Engine Model | I0360 SER A&C |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 200 hp (149 kW) |
| Average Cruising Speed | 127 miles per hour |
| Type of Registrant | Individual |
| Owner Name | COCHRAN WILLIAM T |
| Street | 11006 CRESCENT BAY BLVD |
| City | CLERMONT |
| State | FL |
| Zip Code | 34711-8803 |
| Region | Southern |
| County | Lake County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1976-09-24 |
| Certificate Issue Date | 2011-01-04 |
| Last Action Date | 2022-08-18 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 50767276 |
| Mode S Code Hex | A3EEBE |