| Tail Number / N-Number | N398RD |
| Manufacturer | PIPER |
| Model | PA 31P 350 |
| Year Built | 1984 |
| Manufacturer's Serial Number | 31P-8414049 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 7 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) |
| Type of Registrant | Corporation |
| Owner Name | BUTLER NATIONAL INC |
| Street | 19920 W 161ST ST |
| City | OLATHE |
| State | KS |
| Zip Code | 66062-2700 |
| Region | Central |
| County | Johnson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1993-07-09 |
| Certificate Issue Date | 2019-11-08 |
| Last Action Date | 2022-06-13 |
| Expiration Date | 2029-11-30 |
| Status | Valid Registration |
| Mode S Code | 51120774 |
| Mode S Code Hex | A4A1FC |