# N953SD: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 1
- Last cancelled: March 2, 2005
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=953SD
- Page: https://openairdocs.org/aircraft/N953SD

## Aircraft that carried N953SD

- [Cancelled 2005-03-02](https://openairdocs.org/deregistered/N953SD-2005-03-02): Mcdonnell Douglas Helicopter 500N, S/N LN070, built 1995. Exported to New Zealand. Owner: [Noevir Aviation Inc](https://openairdocs.org/faa-owner/NOEVIR%20AVIATION%20INC), [Montvale, NJ](https://openairdocs.org/faa-place/NJ/Montvale)

## NTSB investigations on N953SD (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 LAX01IA262](https://openairdocs.org/ntsb/LAX01IA262), Jul 25, 2001: Mdhi 520N (N953SD), Los Angeles, CA, incident, minor damage. Probable cause: the excitation of the first bending mode natural frequency of the aft tube assembly that is installed through the rotating NOTAR fan drive system. Contributing factors to the incident included the…

## FAA accident and incident reports on N953SD (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.

- [Incident 20010725019489I](https://openairdocs.org/incident/20010725019489I), Jul 25, 2001: Hughes 500N (N953SD), Los Angeles, CA. (-23) See attached pilot statement from deputy sinclair, the PIC for this flight. This investigation continues as of this date. However a SDR was submitted.…

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