Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N51990.
| Tail Number / N-Number | N51990 |
| Manufacturer | AIR TRACTOR INC |
| Model | AT-502B |
| Year Built | 1999 |
| Manufacturer's Serial Number | 502B-0557 |
| 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) |
| Engine Manufacturer | P&W |
| Engine Model | PT6A SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 500 hp (373 kW) |
| Type of Registrant | Corporation |
| Owner Name | FARMERS SPRAYING SERVICE INC |
| Street | 10143 SW EASTRIDGE RD |
| City | PRATT |
| State | KS |
| Zip Code | 67124-8225 |
| Country | US |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 1999-03-22 |
| Certificate Issue Date | 2013-03-04 |
| Last Action Date | 2013-03-04 |
| Last Status | Registration Expired |
| Cancellation Date | 2016-04-25 |
| Mode S Code | 51503212 |
| Mode S Code Hex | A6868A |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N51990.
| Tail Number / N-Number | N51990 |
| Manufacturer | ISRAEL AIRCRAFT INDUSTRIES |
| Model | 1123 |
| Manufacturer's Serial Number | 183 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 390 miles per hour |
| Type of Registrant | Non Citizen Corporation |
| Owner Name | MARCELO CHRISTIAN DEMARIA INC |
| Street | 6 DENNY ROAD SUITE 102 |
| City | WILMINGTON |
| State | DE |
| Zip Code | 19809 |
| Country | US |
| Certificate Issue Date | 1992-10-02 |
| Last Action Date | 1992-10-02 |
| Last Status | Valid Registration |
| Cancellation Date | 1995-04-12 |
| Exported To | ARGENTINA |
| Mode S Code | 51503212 |
| Mode S Code Hex | A6868A |