# N50293: Messerschmitt-Bolkow-Blohm BO-105C, registration cancelled 2008-12-05 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: December 5, 2008 - Exported to: Pakistan - Status when cancelled: Valid registration - Airframe: [Messerschmitt-Bolkow-Blohm BO-105C](https://openairdocs.org/model/messerschmitt-bolkow-blohm-bo-105c) (registry code 5626036) - Data sheets: [TCDS H3EU](https://openairdocs.org/tcds/H3EU) (OpenAirDocs) - Serial number: S-677 - Type of aircraft: Rotorcraft - Certificate issued: July 23, 2008 - Last registry action: July 23, 2008 - Mode S code: A6450D - Owner when cancelled: [Wilmington Trust Co Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20CO%20TRUSTEE) - Location: [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington) - Owner type: Corporation - Owner's area on the map: 39.7357° N, 75.5321° W: Placed by OpenAirDocs: center of Wilmington, DE, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N50293 - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=50293 - Page: https://openairdocs.org/deregistered/N50293-2008-12-05 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-Bolkow-Blohm BO-105C: https://openairdocs.org/model/messerschmitt-bolkow-blohm-bo-105c.md ## Service difficulty reports (44) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR HEEA109563](https://openairdocs.org/sdr/HEEA109563), May 26, 2006: ENGINE. MALFUNCTIONED. DURING TAKEOFF FROM VR245 THE NR 2 ENGINE BEGAN A LOUD POPPING NOISE AND THE NR 2 ENGINE TOT BEGAN INCREASING. RETURNED TO VR245 UNEVENTFULLY. MAINTENANCE FOUND - [SDR HEEA088638](https://openairdocs.org/sdr/HEEA088638), Jul 29, 2003: BATTERY. DISCHARGED. BATTERY OUT LIGHTS CAME ON. SHOP REPAIR. - [SDR HEEA084000](https://openairdocs.org/sdr/HEEA084000), Jan 13, 2003: DRIVE SHAFT. WORN. TAIL ROTOR DRIVE SHAFT WORN EXCESSIVELY. - [SDR HEEA082633](https://openairdocs.org/sdr/HEEA082633), Dec 11, 2002: CASE. CORRODED. LOWER TRANSMISSION CASE CORRODED AT ATTACHMENT FLANGE. REPAIRED. - [SDR HEEA082620](https://openairdocs.org/sdr/HEEA082620), Dec 11, 2002: SHAFT. DAMAGED. TAIL ROTOR GEARBOX SHAFT HAS PLATING PEELING. REPAIRED. - [SDR HEEA082614](https://openairdocs.org/sdr/HEEA082614), Dec 11, 2002: SHAFT. PEELING. TAIL ROTOR DRIVE SHAFT PLATING PEELING. REPAIRED. - [SDR HEEA080311](https://openairdocs.org/sdr/HEEA080311), Jun 25, 2002: BLADE. DAMAGED. THE OUTBOARD ABRASION STRIP HAS A HOLE PENETRATED THROUGH THE STRIP. - [SDR HEEA063418](https://openairdocs.org/sdr/HEEA063418), Jul 29, 1999: STARTER. FAILED. UNABLE TO OBTAIN STARTING RPM. SENT TO CORPORATE SERVICE SUPPLY, INC. FOR OVERHAUL. - [SDR HEEA061802](https://openairdocs.org/sdr/HEEA061802), Apr 6, 1999: INDICATOR. FLUCTUATES. RPM INDICATION NEEDLES STICKING AND FLUCTUATING. - [SDR 99ZZZX839](https://openairdocs.org/sdr/99ZZZX839), Feb 1, 1999: LINE. FAILED. SHORTLY AFTER TAKEOFF WHEN AIR CONDITIONER WAS TURNED ON, THE PILOT HEARD A LOUD NOISE. RETURNED TO BASE AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND DUCT HOS - [SDR HEEA060436](https://openairdocs.org/sdr/HEEA060436), Jan 25, 1999: TRANSCEIVER. MALFUNCTIONED. TRANSCEIVER HAS LOW POWER AND SENSITIVITY ON HIGH END OF FREQUENCY BAND. - [SDR HEEA0016749](https://openairdocs.org/sdr/HEEA0016749), Nov 6, 1998: FUEL CELL. LEAKING. FUEL CELL LEAKING. - [SDR HEEA0016729](https://openairdocs.org/sdr/HEEA0016729), Nov 6, 1998: ALTIMETER. FAILED. ALTIMETER FAILED FRICTION ERROR TEST. - [SDR HEEA0016707](https://openairdocs.org/sdr/HEEA0016707), Nov 6, 1998: INDICATOR. STICKING. TRANSMISSION PRESSURE INDICATOR STICKING. - [SDR HEEA0015945](https://openairdocs.org/sdr/HEEA0015945), Sep 3, 1998: WHEEL. MISMANUFACTURED. ENGINE REMOVED DUE TO COMPRESSOR OVERHAUL. TURBINE DISASSEMBLED DUE TO LOW POWER ON TEST CELL. UPON INSPECTION OF TURBINE PARTS NOTED: MEASURED .006 INCH OVER B - [SDR HEEA0015777](https://openairdocs.org/sdr/HEEA0015777), Aug 26, 1998: WARNING BOX. MALFUNCTIONED. RPM WARNING LIGHT AND AUDIO ARE INTERMITTENTLY COMING ON. - [SDR HEEA0015155](https://openairdocs.org/sdr/HEEA0015155), Jul 13, 1998: WHEEL. MISMANUFACTURED. ENGINE REMOVED DUE TO COMPRESSOR OVERHAUL. TURBINE DISASSEMBLED DUE TO LOW POWER ON TEST CELL. UPON INSPECTION OF TURBINE PARTS NOTED: MEASURED .006 INCH OVER B - [SDR HEEA0014464](https://openairdocs.org/sdr/HEEA0014464), Jun 2, 1998: SERVO MOTOR. INOPERATIVE. SERVO WILL NOT EXTEND OR RETRACT. - [SDR HEEA0014153](https://openairdocs.org/sdr/HEEA0014153), May 11, 1998: VALVE. FAILED. VALVE NOT OPENING. - [SDR HEEA0014044](https://openairdocs.org/sdr/HEEA0014044), Apr 29, 1998: BEARING. UNBONDED. TEFLON LINER UNBONDED AND BEARING VERY STIFF. UNABLE TO MOVE INNER RACE. REPLACED WITH NEW BEARING. - [SDR HEEA0013643](https://openairdocs.org/sdr/HEEA0013643), Mar 26, 1998: WARN SYS. FAILED. T-OIL LIGHT WILL NOT GO OUT. - [SDR HEEA0012839](https://openairdocs.org/sdr/HEEA0012839), Feb 5, 1998: COMPASS. FAILED. MAG COMPASS LEAKING. - [SDR HEEA0012067](https://openairdocs.org/sdr/HEEA0012067), Nov 19, 1997: RPM WARNING BOX. INTERMITTENT. RPM WARN BOX COMES ON INTERMITTENTLY. - [SDR HEEA0011886](https://openairdocs.org/sdr/HEEA0011886), Nov 10, 1997: ENCODER. FAILED. ALTITUDE ENCODER NO VALID OUTPUT. - [SDR HEEA0011551](https://openairdocs.org/sdr/HEEA0011551), Oct 16, 1997: IDICATORN. ERRATIC. EXH TEMP INDICATOR ERRATIC AT MID UPPER RANGE. - [SDR HEEA0011460](https://openairdocs.org/sdr/HEEA0011460), Oct 14, 1997: N1 COUPLING. WEAR. ENGINE REMOVED DUE TO IMPELLER CYCLES: TURBINE DISASSEMBLED DUE TO N1 DRAG ON TEST CELL. UPON INSPECTION OF TURBINE PARTS NOTED: SPLINE WEAR BEYOND SERVICEABLE - [SDR HEEA0010613](https://openairdocs.org/sdr/HEEA0010613), Aug 7, 1997: TRANSMISSION. PITTED. SCRAPPED THE FOLLOWING: (5 EA) AXLES P/N 4619204001- SCRAPPED DUE TO EXCESSIVE PITTING ON LOADED SURFACE. (1 EA) PINION P/N 44638302002 - SCRAPPED DUE TO GEAR T - [SDR HEEA0010193](https://openairdocs.org/sdr/HEEA0010193), Jun 20, 1997: CLUTCH. WORN. FREEWHEEL CLUTCH WORN SPRAG RETAINER. - [SDR HAIHEEA9477](https://openairdocs.org/sdr/HAIHEEA9477), Apr 23, 1997: TRANSCEIVER. FAILED. REPLY LIGHT WOULD NOT OPERATE. PERFORMED PRELIMINARY INSPECTION, FOUND REPLY LIGHT INOPERATIVE. REPLACED PHOTOCELL V301. REPAIRED. ALSO REPLACED DETERIORATED RE - [SDR HEEA968591](https://openairdocs.org/sdr/HEEA968591), Nov 25, 1996: GEAR BOX. MAKING METAL. INTERMEDIATE GR BOX MAKES METAL. - [SDR HEEA968338](https://openairdocs.org/sdr/HEEA968338), Oct 14, 1996: INDICATOR. STICKS. INDICATOR NEEDLE INDICATES HIGH IN UPPER RANGE AND INTERMITTENTLY STICKS. - [SDR HEEA967767](https://openairdocs.org/sdr/HEEA967767), Sep 3, 1996: INDICATOR. READS LOW. NEEDLE INDICATES LOW OUT OF TOLERANCE. SENT TO MASCO FOR WARRANTY REPAIR. - [SDR HEEA967766](https://openairdocs.org/sdr/HEEA967766), Sep 3, 1996: TRANSMITTER. DEFECTIVE. TORQUE NEEDLE INDICATES LOW OUT OF TOLERANCE. - [SDR HEEA967621](https://openairdocs.org/sdr/HEEA967621), Aug 2, 1996: LINER. CRACKED. ENGINE REMOVED DUE TO LOW POWER. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: CRACKS BEYOND SERVICEABLE LIMITS ON #1 NOZZLE VANES AND CRACKED BEYOND SE - [SDR HEEA967620](https://openairdocs.org/sdr/HEEA967620), Aug 2, 1996: NOZZLE VANES. CRACKED. ENGINE REMOVED DUE TO LOW POWER. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: CRACKS BEYOND SERVICEABLE LIMITS ON #1 NOZZLE VANES AND CRACKED BEYOND SE - [SDR HEEA967583](https://openairdocs.org/sdr/HEEA967583), Jul 16, 1996: WHEEL. DEFECTIVE. ENGINE REMOVED DUE TO LOW POWER. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: MINOR SULFIDATION ON ALL 1ST STAGE WHEEL BLADES. SCRAPPED 1ST STAGE WHEEL - [SDR HEEA967481](https://openairdocs.org/sdr/HEEA967481), Jun 24, 1996: INDICATOR. WONT TEST. INDICATOR WILL NOT TEST PROPERLY. - [SDR HEEA967480](https://openairdocs.org/sdr/HEEA967480), Jun 24, 1996: TRANSMITTER. WONT TEST. TRANSMITTER WILL NOT TEST PROPERLY. - [SDR HEEA966853](https://openairdocs.org/sdr/HEEA966853), Mar 13, 1996: TRANSCEIVER. FAILED. WOULD NOT RECEIVE OR TRANSMIT. FOUND CONNECTION ON E136 HAD A BURNT HOLE WITH CARBON BUILD UP ON IT. CLEANED BURNT HOLE AND HUMISEALED. REPAIRED. REPLACED BAD D - [SDR HEEA966551](https://openairdocs.org/sdr/HEEA966551), Jan 29, 1996: PRESSURE SWITCH. FAILED. SWITCH CONTACTS WILL NOT OPEN OR CLOSE. T-OIL LIGHT ILLUMINATED IN FLIGHT. - [SDR HEEA955574](https://openairdocs.org/sdr/HEEA955574), Aug 8, 1995: RECEIVER. DEFECTIVE. DISPLAY FLICKERS. REPLACED DISPLAY REPAIRED. - [SDR HEEA955342](https://openairdocs.org/sdr/HEEA955342), Jul 11, 1995: SWITCH. MALFUNCTION. SWITCH WILL NOT CLOSE. - [SDR HEEA955053](https://openairdocs.org/sdr/HEEA955053), May 19, 1995: ELT. WONT TEST. ELT WILL NOT TEST. TIME SINCE REPAIR 64:35. - [SDR HEEA954184](https://openairdocs.org/sdr/HEEA954184), Jan 21, 1995: WHEEL. SULFIDATION. ENGINE REMOVED DUE TO COMBUSTION CASE BAFFLE BROKEN AND ERODED 1ST STAGE NOZZLE. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: MINOR SULFIDATION ON ALL ## Other aircraft with N50293 - [Cancelled 2014-02-25](https://openairdocs.org/deregistered/N50293-2014-02-25): Beechcraft G58, S/N TH-2393, built 2013. Exported to Japan. Owner: [Flight Contract Services Inc](https://openairdocs.org/faa-owner/FLIGHT%20CONTRACT%20SERVICES%20INC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas) - [Cancelled 1984-10-24](https://openairdocs.org/deregistered/N50293-1984-10-24): Douglas DC-6, S/N 44645. Exported to Canada. Owner: [Basler Flight Service Inc](https://openairdocs.org/faa-owner/BASLER%20FLIGHT%20SERVICE%20INC), [Oshkosh, WI](https://openairdocs.org/faa-place/WI/Oshkosh) - [Cancelled 1948-10-13](https://openairdocs.org/deregistered/N50293-1948-10-13): Fairchild M-62A, S/N T421442. Owner: [Mus Frank A](https://openairdocs.org/faa-owner/MUS%20FRANK%20A), [Blue Island, IL](https://openairdocs.org/faa-place/IL/Blue%20Island) --- 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.