# N405MM: Mcconnell Martin ONEX

- Status: Valid registration
- Airframe: [Mcconnell Martin ONEX](https://openairdocs.org/model/mcconnell-martin-onex) (registry code 05643YJ, 1 seats)
- Serial number: 0071
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Certificate issued: August 31, 2026
- Expires: August 31, 2033
- Mode S code: A4C053
- Registered owner: [Mcconnell Martin](https://openairdocs.org/faa-owner/MCCONNELL%20MARTIN)
- Location: [Carolina Beach, NC](https://openairdocs.org/faa-place/NC/Carolina%20Beach)
- Owner type: Individual
- Owner's area on the map: 34.0386° N, 77.9053° W: Placed by OpenAirDocs at the center of ZIP code 28428, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=405MM
- Page: https://openairdocs.org/aircraft/N405MM

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 (Mcconnell Martin ONEX)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N405MM.

## NTSB investigations on N405MM not matched to an aircraft (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 DEN90LA168](https://openairdocs.org/ntsb/DEN90LA168), Jul 28, 1990: Gulfstream G-II (N405MM), Cheyenne, WY, no damage. Probable cause: AN UNFORESEEN ENCOUNTER WITH CLEAR AIR TURBULENCE.

## FAA accident and incident reports

None matched to N405MM.

## Reports on N405MM not matched to an aircraft (1)

They name N405MM, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Accident 19900727029429A](https://openairdocs.org/incident/19900727029429A), Jul 27, 1990: Gulstm G1159 (N405MM), Cheyenne, WY. Seat belt sign on for turbulence broke into clear. Cabin attendant left seat as cat turbulence ensued. Was injured.

## 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 N405MM

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N405MM before.

- [Cancelled 2020-04-28](https://openairdocs.org/deregistered/N405MM-2020-04-28): Piper PA46-500TP, S/N 4697002, built 1999. First renewal notice. Owner: [Piper Aircraft Inc](https://openairdocs.org/faa-owner/PIPER%20AIRCRAFT%20INC), [Vero Beach, FL](https://openairdocs.org/faa-place/FL/Vero%20Beach)

## Related

- Other Mcconnell Martin ONEX aircraft: https://openairdocs.org/model/mcconnell-martin-onex/aircraft.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.