# N90SS: Skupien Stephen J CHRISTEN EAGLE II

- Status: Valid registration
- Airframe: [Skupien Stephen J CHRISTEN EAGLE II](https://openairdocs.org/model/skupien-stephen-j-christen-eagle-ii) (registry code 05658EF, 2 seats)
- Engine: [Lycoming I0360 SER A&C](https://openairdocs.org/engine/lycoming-i0360-ser-a-c) (registry code 41511)
- Serial number: SKUPIEN-0001
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: October 9, 1982
- Certificate issued: November 5, 2024
- Expires: November 30, 2031
- Mode S code: AC6E74
- Registered owner: [Skupien Samuel S](https://openairdocs.org/faa-owner/SKUPIEN%20SAMUEL%20S)
- Location: [Murrysville, PA](https://openairdocs.org/faa-place/PA/Murrysville)
- Owner type: Individual
- Owner's area on the map: 40.4357° N, 79.6055° W: Placed by OpenAirDocs at the center of ZIP code 15632, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=90SS
- Page: https://openairdocs.org/aircraft/N90SS

From the FAA registry file of October 22, 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 (Skupien Stephen J CHRISTEN EAGLE II)

None in force.

### Matched by engine (Lycoming I0360 SER A&C)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N90SS.

## FAA accident and incident reports

None matched to N90SS.

## 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 Skupien Stephen J CHRISTEN EAGLE II aircraft: https://openairdocs.org/model/skupien-stephen-j-christen-eagle-ii/aircraft.md
- The Lycoming I0360 SER A&C engine: https://openairdocs.org/engine/lycoming-i0360-ser-a-c.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.