| Tail Number / N-Number | N221AC |
| Manufacturer | PIPER |
| Model | PA-31-350 |
| Year Built | 1980 |
| Manufacturer's Serial Number | 31-8152045 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | TI0-540 SER |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 310 hp (231 kW) |
| Total Horsepower | 620 hp (463 kW) |
| Average Cruising Speed | 162 miles per hour |
| Type of Registrant | LLC |
| Owner Name | AUSTEN AIR LLC |
| Street | PO BOX 366 |
| City | LEES SUMMIT |
| State | MO |
| Zip Code | 64063-0366 |
| Region | Central |
| County | Jackson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1980-12-15 |
| Certificate Issue Date | 2016-09-07 |
| Last Action Date | 2022-05-03 |
| Expiration Date | 2029-09-30 |
| Status | Valid Registration |
| Mode S Code | 50362273 |
| Mode S Code Hex | A1E4BB |