# N4427M: 2005 Boam Larry RANS S-6S

- Status: Valid registration
- Airframe: [Boam Larry RANS S-6S](https://openairdocs.org/model/boam-larry-rans-s-6s) (registry code 05619KJ, 2 seats)
- Engine: [Rotax SEE BOMBADIER](https://openairdocs.org/engine/rotax-see-bombadier) (registry code 55555)
- Serial number: 08031518-S
- Year built: 2005
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Rans Inc S-6ES
- Airworthiness: Experimental, amateur built
- Airworthiness date: August 24, 2005
- Certificate issued: April 1, 2005
- Expires: March 31, 2027
- Mode S code: A55564
- Registered owner: [Boam Larry](https://openairdocs.org/faa-owner/BOAM%20LARRY)
- Location: [Rigby, ID](https://openairdocs.org/faa-place/ID/Rigby)
- Owner type: Individual
- Owner's area on the map: 43.6287° N, 111.8340° W: Placed by OpenAirDocs at the center of ZIP code 83442, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4427M
- Page: https://openairdocs.org/aircraft/N4427M

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 (Boam Larry RANS S-6S)

None in force.

### Matched by engine (Rotax SEE BOMBADIER)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB WPR10LA483](https://openairdocs.org/ntsb/WPR10LA483), Sep 18, 2010: Boam Rans S-6S (N4427M), Roberts, ID, substantial damage. Probable cause: A loss of engine power due to the detachment of the left carburetor from the engine inlet manifold. Contributing to the accident was the pilot's failure to address a known engine vibration.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20100918046359A](https://openairdocs.org/incident/20100918046359A), Sep 18, 2010: Boam Larry RANS S-6S (N4427M), Roberts, ID, Substantial damage. Pilt took off from a dirt airstrip near Roberts Idaho. When he was approximately 500 -600' AGL, the engine started running rough. He made a radio call to…

## 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 N4427M

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N4427M before.

- [Cancelled 2001-11-08](https://openairdocs.org/deregistered/N4427M-2001-11-08): Schempp-Hirth NIMBUS 3/24.5, S/N 06. Triennial form not returned. Owner: [Demeester Paul F](https://openairdocs.org/faa-owner/DEMEESTER%20PAUL%20F), [San Francisco, CA](https://openairdocs.org/faa-place/CA/San%20Francisco)
- [Cancelled 1965-02-02](https://openairdocs.org/deregistered/N4427M-1965-02-02): Piper PA-12, S/N 12-3379. Owner: [Farmington Squadron Flying Club Inc](https://openairdocs.org/faa-owner/FARMINGTON%20SQUADRON%20FLYING%20CLUB%20INC), [South Farmington, NY](https://openairdocs.org/faa-place/NY/South%20Farmington)

## Related

- Other Boam Larry RANS S-6S aircraft: https://openairdocs.org/model/boam-larry-rans-s-6s/aircraft.md
- The Rotax SEE BOMBADIER engine: https://openairdocs.org/engine/rotax-see-bombadier.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.