| Tail Number / N-Number | N502SB |
| Manufacturer | AIR TRACTOR INC |
| Model | AT-502A |
| Manufacturer's Serial Number | 502A-3428 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Corporation |
| Owner Name | AIR TRACTOR INC |
| Street | PO BOX 485 |
| City | OLNEY |
| State | TX |
| Zip Code | 76374-0485 |
| Region | Southwestern |
| County | Young County |
| Country | US |
| Fractional Ownership | No |
| Last Action Date | 2023-01-03 |
| Status | Aircraft registered to the manufacturer under their Dealer Certificate |
| Mode S Code | 51441360 |
| Mode S Code Hex | A642F0 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N502SB.
| Tail Number / N-Number | N502SB |
| Manufacturer | PIPER |
| Model | AEROSTAR 601P |
| Year Built | 1978 |
| Manufacturer's Serial Number | 61P-0502-207 |
| 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 | LYCOMING |
| Engine Model | IO-540 SER |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 300 hp (224 kW) |
| Total Horsepower | 600 hp (448 kW) |
| Type of Registrant | Partnership |
| Owner Name | SIERRA BRAVO PARTNERSHIP |
| Other Names |
|
| Street | PO BOX 945 |
| City | LIBERAL |
| State | KS |
| Zip Code | 67901 |
| County | Young County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1978-05-17 |
| Certificate Issue Date | 1999-11-12 |
| Last Action Date | 2012-10-11 |
| Last Status | First Notice for Registration Renewal |
| Cancellation Date | 2015-07-23 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N502SB.
| Tail Number / N-Number | N502SB |
| Manufacturer | CESSNA |
| Model | 310R |
| Manufacturer's Serial Number | 310R0244 |
| 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) |
| Number of Engines | 2 engines |
| Type of Registrant | Corporation |
| Owner Name | SMITHKLINE BIO SCIENCE LABS LTD |
| Street | ATLANTIC AVIA PHILA INTL ARPT |
| City | PHILADELPHIA |
| State | PA |
| Zip Code | 19153 |
| County | Young County |
| Country | US |
| Certificate Issue Date | 1989-06-13 |
| Last Action Date | 1994-11-16 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1995-02-06 |