# N117M: MBB BK 117 A-3, registration cancelled 2013-02-22 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: February 22, 2013 - Status when cancelled: Valid registration - Airframe: [MBB BK 117 A-3](https://openairdocs.org/model/mbb-bk-117-a-3) (registry code 5626015) - Data sheets: [TCDS H13EU](https://openairdocs.org/tcds/H13EU) (OpenAirDocs) - Serial number: 7023 - Type of aircraft: Rotorcraft - Certificate issued: August 6, 1993 - Last registry action: January 18, 2012 - Mode S code: A04747 - 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/N117M - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=117M - Page: https://openairdocs.org/deregistered/N117M-2013-02-22 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 MBB BK 117 A-3: https://openairdocs.org/model/mbb-bk-117-a-3.md ## Service difficulty reports (22) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR RMXA091420097023](https://openairdocs.org/sdr/RMXA091420097023), Sep 11, 2009: KEELBEAM. CORRODED. DURING OTHER UNSCHEDULED MX, CORROSION WAS DISCOVERED ON BOTH FUSELAGE KEEL BEAM CAPS; PN 117-21303-05. A REPAIR SCHEME WAS REQUESTED AND RECEIVED FROM THE MFG. - [SDR TI1R001463](https://openairdocs.org/sdr/TI1R001463), May 15, 2001: TRANSMITTER. SHORTED. TORQUE TRANSMITTER - POPS CIRCUIT BREAKER. REMOVED AND REPLACED. - [SDR TI1R001462](https://openairdocs.org/sdr/TI1R001462), May 15, 2001: INDICATOR. SHORTED. MAST MOMENT INDICATOR - POPS CIRCUIT BREAKER. REMOVED AND REPLACED. - [SDR 20000413SH018](https://openairdocs.org/sdr/20000413SH018), Feb 3, 2000: PUMP. WORN. SPLINES ON HYDRAULIC PUMP WORN. REMOVED AND REPLACED. (X) - [SDR 20000406SH019](https://openairdocs.org/sdr/20000406SH019), Dec 22, 1999: INDICATOR. INTERMITTENT. ROTOR NEEDLE DROPS INTERMITTENTLY. (X) - [SDR 99ZZZX3282](https://openairdocs.org/sdr/99ZZZX3282), Aug 3, 1999: BEARING. CRACKED. DURING A MAST NUT TORQUE CHECK, A MECHANIC NOTICED EXCESSIVE AXIAL PLAY IN MAIN ROTOR MAST. UPON MEASURING PLAY, IT WAS FOUND TO BE OUT OF LIMITS AND TRANSMISSI - [SDR 99ZZZX2864](https://openairdocs.org/sdr/99ZZZX2864), Feb 12, 1999: INDICATOR. INTERMITTENT. ENGINE N1 INDICATOR NEEDLE DROPS OFF INTERMITTENTLY. REMOVED AND REPLACED. - [SDR 99ZZZX1281](https://openairdocs.org/sdr/99ZZZX1281), Sep 28, 1998: ROTOR ASSY. DEFECTIVE. POSSIBLY IMBALANCE OF ROTOR. C/W SB 0192. REMOVED AND REPLACED. - [SDR 98ZZZX1772](https://openairdocs.org/sdr/98ZZZX1772), Apr 1, 1998: INDICATOR. FAILED. NG INDICATOR INTERMITTENT OPERATION. AT TIMES, WILL NOT MOVE OFF ZERO. REMOVED AND REPLACED. - [SDR 98ZZZX950](https://openairdocs.org/sdr/98ZZZX950), Jan 29, 1998: INDICATOR. FAILED. RMI INDICATOR 'OFF' FLAG WILL NOT STOW. REMOVED AND REPLACED. - [SDR 98ZZZX571](https://openairdocs.org/sdr/98ZZZX571), Jul 30, 1997: MANIFOLD. LEAKS. SUBMITTER STATES EXCESSIVE FUEL MANIFOLD LEAKS OVER THE LAST 18 MONTHS. ALLIED SIGNAL IS IN THE PROCESS OF RELEASING AN ASB LIMITING THE LIFE OF THE FUEL MANIFO - [SDR 98ZZZX581](https://openairdocs.org/sdr/98ZZZX581), Jan 23, 1997: MANIFOLD. LEAKS. SUBMITTER STATES EXCESSIVE FUEL MANIFOLD LEAKS OVER THE LAST 18 MONTHS. ALLIED SIGNAL IS IN THE PROCESS OF RELEASING AN ASB LIMITING THE LIFE OF THE FUEL MANIFO - [SDR 98ZZZX580](https://openairdocs.org/sdr/98ZZZX580), Jan 23, 1997: MANIFOLD. LEAKS. SUBMITTER STATES EXCESSIVE FUEL MANIFOLD LEAKS OVER THE LAST 18 MONTHS. ALLIED SIGNAL IS IN THE PROCESS OF RELEASING AN ASB LIMITING THE LIFE OF THE FUEL MANIFO - [SDR 96ZZZX5696](https://openairdocs.org/sdr/96ZZZX5696), Sep 27, 1996: BEVEL GEARSHAFT. DEFECTIVE. UNABLE TO GET CORRECT CONTACT PATTERN. ONLY A SPLIT CONTACT PATTERN. - [SDR 96ZZZX5695](https://openairdocs.org/sdr/96ZZZX5695), Sep 27, 1996: BEVEL GEAR. DEFECTIVE. UNABLE TO GET CORRECT CONTACT PATTERN. ONLY A SPLIT PATTERN. - [SDR 96ZZZX5694](https://openairdocs.org/sdr/96ZZZX5694), Sep 20, 1996: ACTUATOR. LEAKING. ACTUATOR EXCESSIVE LEAKAGE. - [SDR 96ZZZX4769](https://openairdocs.org/sdr/96ZZZX4769), Jul 16, 1996: TRANSCEIVER. FAILED. INSTALLED UNIT, TURNED ON POWER, CONTROL HEAD GUARD INDICATOR LIGHTS ILLUMINATED, AND STAYED LIT EVEN WITH NO GUARD MODULE INSTALLED. - [SDR 96ZZZX435](https://openairdocs.org/sdr/96ZZZX435), Dec 13, 1995: BUSHING. WORN. WORN BUSHING AND WORN FIBER SEAL. REMOVED AND REPLACED. - [SDR 95ZZZX5050](https://openairdocs.org/sdr/95ZZZX5050), Aug 10, 1995: SWITCH. INOPERATIVE. SEARCH LIGHT SWITCH INOPERATIVE (IN THE EXTEND POSITION). REMOVED AND REPLACED. - [SDR 95ZZZX5049](https://openairdocs.org/sdr/95ZZZX5049), Jul 3, 1995: BLADE. ERODED. BLADE LEADING EDGE ERODED. - [SDR 95ZZZX3103](https://openairdocs.org/sdr/95ZZZX3103), Apr 25, 1995: INDICATOR. MALFUNCTION. NR 1 SUPPLY NEEDLE DROPPED TO ZERO THEN CAME BACK UP. SAME PROBLEM AS BEFORE. WAS TESTED AND NO MALFUNCTION NOTED, BUT HERE IT IS AGAIN FAILED AFTER ONLY 12 DAY - [SDR 95ZZZX2558](https://openairdocs.org/sdr/95ZZZX2558), Mar 21, 1995: BELLCRANK. WORN BEARING. BEARING WORN, SMALL HOLE. REMOVED AND REPLACED. ## 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 CHI90LA074](https://openairdocs.org/ntsb/CHI90LA074), Jan 30, 1990: MBB BK-117A-1 (N117M), Janesville, WI, substantial damage. Probable cause: THE PILOT-IN-COMMAND FAILED TO ENSURE THAT THE ENGINE COWLING LATCHES WERE PROPERLY SECURED PRIOR TO DEPARTING ON THE MAINTENANCE TEST FLIGHT; THE COWLING CAME LOOSE DURING FLIGHT, AND CONTACTED THE… ## 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 19900130001369A](https://openairdocs.org/incident/19900130001369A), Jan 30, 1990: Bolkms BK117A1 (N117M), Janesville, WI, Substantial damage. Engine cowling came loose on test flight. Emergency landing due to damaged rotors. ## Other aircraft with N117M - [Registered now](https://openairdocs.org/aircraft/N117M): Cirrus Design SR22, S/N 9249, built 2023 --- 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.