# N11NP: 2003 Pongracz John M NIEUPORT 11

- Status: Valid registration
- Airframe: [Pongracz John M NIEUPORT 11](https://openairdocs.org/model/pongracz-john-m-nieuport-11) (registry code 05612II, 1 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 014
- Year built: 2003
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: September 28, 2007
- Certificate issued: June 30, 2026
- Expires: June 30, 2033
- Mode S code: A02B14
- Registered owner: [Potter Merl A](https://openairdocs.org/faa-owner/POTTER%20MERL%20A)
- Location: [Alma, AR](https://openairdocs.org/faa-place/AR/Alma)
- Owner type: Individual
- Owner's area on the map: 35.4631° N, 94.1915° W: Placed by OpenAirDocs at the center of ZIP code 72921, 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=11NP
- Page: https://openairdocs.org/aircraft/N11NP

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 (Pongracz John M NIEUPORT 11)

None in force.

### Matched by engine (Amateur-built UNKNOWN ENG)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N11NP.

## FAA accident and incident reports

None matched to N11NP.

## 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.

## Service difficulty reports on N11NP not matched to an aircraft (1)

They name N11NP, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR 20001206SH022](https://openairdocs.org/sdr/20001206SH022), Nov 14, 2000: CRANKSHAFT. BROKEN. CRANKSHAFT BROKEN AFT ON NR 2 ROD JOURNAL AT NR 2 MAIN BEARING. ENGINE HAD 401.0 HOURS SINCE RE-MANUFACTURE. (X)

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Pongracz John M NIEUPORT 11 aircraft: https://openairdocs.org/model/pongracz-john-m-nieuport-11/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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