| Tail Number / N-Number | N4436A |
| Manufacturer | QUAD CITY ULTRALIGHT CORP |
| Model | CHALLENGER II CWS |
| Year Built | 1987 |
| Manufacturer's Serial Number | TKR0245 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Light Sport |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | 503 SERIES |
| Engine Type | 2 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 52 hp (39 kW) |
| Type of Registrant | Individual |
| Owner Name | ROBERTSON JOHNNY T |
| Street | 801 BELTON DR |
| City | SLATON |
| State | TX |
| Zip Code | 79364-2833 |
| Region | Southwestern |
| County | Lubbock County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2008-01-24 |
| Certificate Issue Date | 2016-11-29 |
| Last Action Date | 2022-07-14 |
| Expiration Date | 2029-11-30 |
| Status | Valid Registration |
| Mode S Code | 51254355 |
| Mode S Code Hex | A558ED |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N4436A.
| Tail Number / N-Number | N4436A |
| Manufacturer | LOW DAVE |
| Model | QUICKSILVER MX II |
| Year Built | 1983 |
| Manufacturer's Serial Number | 1527 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | BOMBARDIER |
| Engine Model | ROTAX (ALL) |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Type of Registrant | Corporation |
| Owner Name | GREEN RIVER LIVESTOCK CO |
| Street | 106 CEDAR |
| City | ROCK SPRINGS |
| State | WY |
| Zip Code | 82901 |
| County | Lubbock County |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1983-08-25 |
| Certificate Issue Date | 1987-08-11 |
| Last Action Date | 2003-05-20 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2003-07-15 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N4436A.
| Tail Number / N-Number | N4436A |
| Manufacturer | PIPER |
| Model | PA-22-150 |
| Manufacturer's Serial Number | 22-3765 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 94 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | BIG FOUR PAVING INC |
| Street | P O BOX 3457 |
| City | ALBUQUERQUE |
| State | NM |
| Zip Code | 87101 |
| Region | Southwestern |
| County | Lubbock County |
| Certificate Issue Date | 1964-10-12 |
| Last Status | Valid Registration |
| Cancellation Date | 1965-05-06 |