# N62717: 1999 Underwood Harold F CHALLENGER II

- Status: Valid registration
- Airframe: [Underwood Harold F CHALLENGER II](https://openairdocs.org/model/underwood-harold-f-challenger-ii) (registry code 056068A, 2 seats)
- Engine: [Bombardier ROTAX (ALL)](https://openairdocs.org/engine/bombardier-rotax-all) (registry code 09050)
- Serial number: CH-0598R-1748
- Year built: 1999
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Quad City Ultralight Acft Corp CHALLENGER II
- Airworthiness: Experimental, amateur built
- Airworthiness date: April 5, 1999
- Certificate issued: March 1, 1999
- Expires: December 31, 2029
- Mode S code: A832D9
- Registered owner: [Underwood Harold F](https://openairdocs.org/faa-owner/UNDERWOOD%20HAROLD%20F)
- Location: [Salem, NJ](https://openairdocs.org/faa-place/NJ/Salem)
- Owner type: Individual
- Owner's area on the map: 39.5424° N, 75.4317° W: Placed by OpenAirDocs at the center of ZIP code 08079, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=62717
- Page: https://openairdocs.org/aircraft/N62717

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 (Underwood Harold F CHALLENGER II)

None in force.

### Matched by engine (Bombardier ROTAX (ALL))

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N62717.

## FAA accident and incident reports

None matched to N62717.

## 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 Underwood Harold F CHALLENGER II aircraft: https://openairdocs.org/model/underwood-harold-f-challenger-ii/aircraft.md
- The Bombardier ROTAX (ALL) engine: https://openairdocs.org/engine/bombardier-rotax-all.md

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