| Tail Number / N-Number | N521AD |
| Manufacturer | CESSNA |
| Model | T310R |
| Year Built | 1977 |
| Manufacturer's Serial Number | 310R0966 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | TSIO-520 SER |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 300 hp (224 kW) |
| Total Horsepower | 600 hp (448 kW) |
| Average Cruising Speed | 167 miles per hour |
| Type of Registrant | LLC |
| Owner Name | BARRINGER AVIATION LLC |
| Street | 1915 PENSCO POND CT |
| City | WAXHAW |
| State | NC |
| Zip Code | 28173-0098 |
| Region | Eastern |
| County | Union County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1977-06-30 |
| Certificate Issue Date | 2021-11-20 |
| Last Action Date | 2021-11-20 |
| Expiration Date | 2028-11-30 |
| Status | Valid Registration |
| Mode S Code | 51506251 |
| Mode S Code Hex | A68CA9 |