# N117UC: 1989 Messerschmitt BK 117 B-1, registration cancelled 2017-05-30

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 30, 2017
- Status when cancelled: Third renewal notice
- Airframe: [Messerschmitt BK 117 B-1](https://openairdocs.org/model/messerschmitt-bk-117-b-1) (registry code 5626012)
- Engine: [Lycoming LTS-101 series](https://openairdocs.org/engine/lycoming-lts-101-series) (registry code 41560)
- Data sheets: [TCDS H13EU](https://openairdocs.org/tcds/H13EU), [TCDS E5NE](https://openairdocs.org/tcds/E5NE) (OpenAirDocs)
- Serial number: 7206
- Year built: 1989
- Type of aircraft: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard, transport
- Airworthiness date: October 13, 1989
- Certificate issued: February 11, 2003
- Last registry action: March 24, 2010
- Mode S code: A047F9
- Owner when cancelled: [Omniflight Helicopters Inc](https://openairdocs.org/faa-owner/OMNIFLIGHT%20HELICOPTERS%20INC)
- Location: [Addison, TX](https://openairdocs.org/faa-place/TX/Addison)
- Owner type: Corporation
- Owner's area on the map: 32.9600° N, 96.8372° W: Placed by OpenAirDocs at the center of ZIP code 75001, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N117UC
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=117UC
- Page: https://openairdocs.org/deregistered/N117UC-2017-05-30

From the FAA registry file of October 31, 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 BK 117 B-1: https://openairdocs.org/model/messerschmitt-bk-117-b-1.md

## Service difficulty reports (7)

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

- [SDR 2A6R2012060700001](https://openairdocs.org/sdr/2A6R2012060700001), Jun 6, 2012: ROTOR SHAFT. CRACKED. UPON INSTALLATION OF MAIN ROTOR TRANSMISSION - EXCESSIVE VERTICAL PLAY WAS NOTED. UPON WITHDRAWL OF ROTOR MAST FROM GEARBOX FOR SPACER TUBE INSPECTION, A CRACK 
- [SDR 2011FA0000620](https://openairdocs.org/sdr/2011FA0000620), Sep 21, 2011: LIGHT. MALFUNCTIONED. CO-PILOTS MASTER CAUTION LIGHT BARELY VISIBLE WHEN LIT. MAST MOMENTS WARNING LIGHT IS BARELY VISIBLE WHEN LIT AND THE COLOR OF THE LIGHT HAS BEEN CHANGED FROM "
- [SDR RMXA091420097206](https://openairdocs.org/sdr/RMXA091420097206), Sep 14, 2009: SPLICE. CRACKED. DURING A SCHEDULED INSPECTION, THE RT TAILCONE SPLICE PN 117-22132-02 ATTACHED TO THE UPPER FUSELAGE STRUCTURE WAS DISCOVERED CRACKED.THE TAILCONE SPLICE WAS RE
- [SDR 96ZZZX3245](https://openairdocs.org/sdr/96ZZZX3245), May 10, 1996: PANEL. SEGMENTS BROKEN. SEVERAL SEGMENTS BROKEN ON ANNUNCIATOR PANEL. REMOVED AND REPLACED.
- [SDR 95ZZZX6488](https://openairdocs.org/sdr/95ZZZX6488), Oct 12, 1995: ACTUATOR. LEAKING. LEAKING TAIL ROTOR ACTUATOR.
- [SDR 95ZZZX6487](https://openairdocs.org/sdr/95ZZZX6487), Sep 6, 1995: TRANSMITTER. FAILED. INOPERATIVE MAST MOMENT TRANSMITTER, (INDICATOR WILL NOT INDICATE). INSTALLED 10 DAYS AGO AND 16.9 HRS.
- [SDR 95ZZZX6486](https://openairdocs.org/sdr/95ZZZX6486), Sep 6, 1995: INDICATOR. FAILED. MAST MOMENT INOPERATIVE. INDICATOR DOES NOT INDICATE. INSTALLED 10 DAYS AGO AND 16.9 HRS.

## 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.

- [Incident 19910323009799I](https://openairdocs.org/incident/19910323009799I), Mar 23, 1991: Bolkms BK117A3 (N117UC), Covington - Cin, OH, Minor damage. Pilot stated as he was shutting down the main rotor struck the vertical fin. Had strong tailwind and gusts.

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