# N231MD: 2021 Michael D Weaver PIETENPOL AIRCAMPER

- Status: Valid registration
- Airframe: [Michael D Weaver PIETENPOL AIRCAMPER](https://openairdocs.org/model/michael-d-weaver-pietenpol-aircamper) (registry code 05639NL, 2 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 20042020
- Year built: 2021
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: May 6, 2021
- Certificate issued: September 15, 2020
- Expires: September 30, 2027
- Mode S code: A20D4E
- Registered owner: [Weaver Michael D](https://openairdocs.org/faa-owner/WEAVER%20MICHAEL%20D)
- Location: [Kings Beach, CA](https://openairdocs.org/faa-place/CA/Kings%20Beach)
- Owner type: Individual
- Owner's area on the map: 39.2547° N, 120.0224° W: Placed by OpenAirDocs at the center of ZIP code 96143, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=231MD
- Page: https://openairdocs.org/aircraft/N231MD

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 (Michael D Weaver PIETENPOL AIRCAMPER)

None in force.

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

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N231MD.

## FAA accident and incident reports

None matched to N231MD.

## Reports on N231MD not matched to an aircraft (2)

They name N231MD, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Incident 20131027020599I](https://openairdocs.org/incident/20131027020599I), Oct 27, 2013: Mooney Aircraft Corp. M20K (N231MD), Santa Ana, CA, Minor damage. N231MD was asked to keep it's speed up while on final for sna rwy 19R. The pilot forgot to lower the gear. The aircraft landed gear up on sna rwy 19R.
- [Incident 19891111058329I](https://openairdocs.org/incident/19891111058329I), Nov 11, 1989: Mooney M20K (N231MD), Venice, FL, Minor damage. While extending his downwind out over the gulf due to traffic pilot forgot to lower gear and landed with gear up.

## 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 Michael D Weaver PIETENPOL AIRCAMPER aircraft: https://openairdocs.org/model/michael-d-weaver-pietenpol-aircamper/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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