# N91591: Legrande Keith Sadler SONERAI II L

- Status: Valid registration
- Airframe: [Legrande Keith Sadler SONERAI II L](https://openairdocs.org/model/legrande-keith-sadler-sonerai-ii-l) (registry code 05601VT, 2 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 1655L
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: March 5, 2009
- Certificate issued: June 21, 2023
- Expires: June 30, 2030
- Mode S code: ACACEB
- Registered owner: [Gregersen Michael R](https://openairdocs.org/faa-owner/GREGERSEN%20MICHAEL%20R)
- Location: [Blackfoot, ID](https://openairdocs.org/faa-place/ID/Blackfoot)
- Owner type: Individual
- Owner's area on the map: 43.2947° N, 112.5125° W: Placed by OpenAirDocs at the center of ZIP code 83221, within about 15 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=91591
- Page: https://openairdocs.org/aircraft/N91591

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 (Legrande Keith Sadler SONERAI II L)

None in force.

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

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N91591.

## FAA accident and incident reports

None matched to N91591.

## 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.

## Earlier aircraft with N91591

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N91591 before.

- [Cancelled 1992-01-27](https://openairdocs.org/deregistered/N91591-1992-01-27): Piper PA-38-112, S/N 3882A0082. Exported to Cyprus. Owner: [Detray Aviation Inc](https://openairdocs.org/faa-owner/DETRAY%20AVIATION%20INC), [Bucyrus, OH](https://openairdocs.org/faa-place/OH/Bucyrus)
- [Cancelled 1974-01-01](https://openairdocs.org/deregistered/N91591-1974-01-01): North American NAVION, S/N NAV-4-499. Exported to South Africa
- [Cancelled 1971-01-28](https://openairdocs.org/deregistered/N91591-1971-01-28): Cessna 182, S/N 18259831. Owner: [Associated Capital Corp DBA Roseburg Skyways](https://openairdocs.org/faa-owner/ASSOCIATED%20CAPITAL%20CORP%20DBA%20ROSEBURG%20SKYWAYS), [Roseburg, OR](https://openairdocs.org/faa-place/OR/Roseburg)

## Related

- Other Legrande Keith Sadler SONERAI II L aircraft: https://openairdocs.org/model/legrande-keith-sadler-sonerai-ii-l/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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