# N424NS: 2013 Schiller Douglas J CHALLENGER II

- Status: Valid registration
- Airframe: [Schiller Douglas J CHALLENGER II](https://openairdocs.org/model/schiller-douglas-j-challenger-ii) (registry code 056308Q, 2 seats)
- Engine: [Rotax 503 DCDI](https://openairdocs.org/engine/rotax-503-dcdi) (registry code 55566)
- Serial number: CH2-0107-LSS-0121
- Year built: 2013
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Quad City Ultralight Acft Corp CHALLENGER II
- Airworthiness: Experimental, amateur built
- Airworthiness date: August 21, 2013
- Certificate issued: September 21, 2011
- Expires: September 30, 2027
- Mode S code: A50BB8
- Registered owner: [Schiller Douglas J](https://openairdocs.org/faa-owner/SCHILLER%20DOUGLAS%20J)
- Location: [Oregon, IL](https://openairdocs.org/faa-place/IL/Oregon)
- Owner type: Individual
- Owner's area on the map: 41.9979° N, 89.3417° W: Placed by OpenAirDocs at the center of ZIP code 61061, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=424NS
- Page: https://openairdocs.org/aircraft/N424NS

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Schiller Douglas J CHALLENGER II)

None in force.

### Matched by engine (Rotax 503 DCDI)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N424NS.

## FAA accident and incident reports

None matched to N424NS.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Schiller Douglas J CHALLENGER II aircraft: https://openairdocs.org/model/schiller-douglas-j-challenger-ii/aircraft.md
- The Rotax 503 DCDI engine: https://openairdocs.org/engine/rotax-503-dcdi.md

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