# N650MS: Messerschmitt-Boelkow-Blohm-Gm BO-105C, registration cancelled 1998-03-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 17, 1998
- Status when cancelled: Triennial form not returned
- Airframe: [Messerschmitt-Boelkow-Blohm-Gm BO-105C](https://openairdocs.org/model/messerschmitt-boelkow-blohm-gm-bo-105c) (registry code 5626005)
- Data sheets: [TCDS H3EU](https://openairdocs.org/tcds/H3EU) (OpenAirDocs)
- Serial number: S650
- Type of aircraft: Rotorcraft
- Certificate issued: July 13, 1992
- Last registry action: June 21, 1995
- Mode S code: A88DDE
- Owner when cancelled: [American Eurocopter Corporation](https://openairdocs.org/faa-owner/AMERICAN%20EUROCOPTER%20CORPORATION)
- Location: [Grand Prairie, TX](https://openairdocs.org/faa-place/TX/Grand%20Prairie)
- Owner type: Non-citizen corporation
- Owner's area on the map: 32.7256° N, 96.9921° W: Placed by OpenAirDocs at the center of ZIP code 75051, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N650MS
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=650MS
- Page: https://openairdocs.org/deregistered/N650MS-1998-03-17

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Messerschmitt-Boelkow-Blohm-Gm BO-105C: https://openairdocs.org/model/messerschmitt-boelkow-blohm-gm-bo-105c.md

## Service difficulty reports (1)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR 96ZZZX610](https://openairdocs.org/sdr/96ZZZX610), Sep 14, 1995: TRANSMISSION. FAILED. PILOT REPORTED WHINE IN TRANSMISSION FOLLOWED BY LOUD BANG, SEVERE VIBRATIONS, ENGINE NR 1 FIRE WARNING LIGHT, LOSS OF BOTH ENGINES. AUTO-ROTATED SAFELY. AIRCRA

## 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 FTW95FA394](https://openairdocs.org/ntsb/FTW95FA394), Sep 14, 1995: MBB BO-105C (N650MS), Houston, TX, destroyed. Probable cause: the failure of the main transmission's #1 (left) input pinion assembly, due to the partially blocked oil passage which reduced oil flow, resulting in the disconnect of the drive shaft.

## 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 19950914028699A](https://openairdocs.org/incident/19950914028699A), Sep 14, 1995: Bolkms BO105C (N650MS), Houston, TX, Destroyed. Noises, smoke and vibration. Both engines quit. Autorotated. Transmissions input pinion failed. Disconected drive.

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