| Tail Number / N-Number | N15ST |
| Manufacturer | CESSNA |
| Model | 425 |
| Year Built | 1981 |
| Manufacturer's Serial Number | 425-0140 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 12 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | U/A CANADA |
| Engine Model | PT6A SERIES |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 715 hp (533 kW) |
| Total Horsepower | 1,430 hp (1,067 kW) |
| Type of Registrant | LLC |
| Owner Name | SPRAY BROTHERS AVIATION LLC |
| Street | PO BOX 1486 |
| City | GREAT BEND |
| State | KS |
| Zip Code | 67530-1486 |
| Region | Central |
| County | Barton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1981-12-04 |
| Certificate Issue Date | 2014-02-12 |
| Last Action Date | 2022-09-26 |
| Expiration Date | 2030-02-28 |
| Status | Valid Registration |
| Mode S Code | 50144570 |
| Mode S Code Hex | A0C978 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N15ST.
| Tail Number / N-Number | N15ST |
| Manufacturer | LOCKHEED |
| Model | 382G |
| Manufacturer's Serial Number | 4391 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 4 engines |
| Average Cruising Speed | 262 miles per hour |
| County | Barton County |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1989-01-04 |