| Tail Number / N-Number | N753JK |
| Manufacturer | NANK JEFFREY D |
| Model | CHALLENGER II |
| Year Built | 2016 |
| Manufacturer's Serial Number | CH203142903 |
| 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) |
| Number of Engines | 1 engine |
| Kit Manufacturer | QUAD CITY ULTRALIGHT ACFT CORP |
| Kit Model | CHALLENGER II |
| Type of Registrant | Individual |
| Owner Name | FOSTER JAMES J |
| Street | 807 W ROOSEVELT ST |
| City | LANCASTER |
| State | MO |
| Zip Code | 63548-1046 |
| Region | Central |
| County | Schuyler County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2016-08-17 |
| Certificate Issue Date | 2022-07-16 |
| Last Action Date | 2022-07-16 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 52423000 |
| Mode S Code Hex | AA2600 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N753JK.
| Tail Number / N-Number | N753JK |
| Manufacturer | JEFFREY NANK |
| Model | CHALLENGER II |
| Year Built | 2011 |
| Manufacturer's Serial Number | CH2-0809-2862 |
| 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 | ROTAX |
| Engine Model | 503 DCDI |
| Engine Type | 2 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 52 hp (39 kW) |
| Kit Manufacturer | QUAD CITY ULTRALIGHT ACFT CORP |
| Kit Model | CHALLENGER II |
| Type of Registrant | Individual |
| Owner Name | NANK JEFFERY D |
| Street | 1416 JACK OAK RD |
| City | CASSVILLE |
| State | WI |
| Zip Code | 53806-9517 |
| County | Schuyler County |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2011-12-12 |
| Certificate Issue Date | 2011-10-21 |
| Last Action Date | 2014-06-09 |
| Last Status | Valid Registration |
| Cancellation Date | 2016-07-23 |