# N99TH: 1974 Beech B-99, registration cancelled 2011-06-15 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: June 15, 2011 - Status when cancelled: Second renewal notice - Airframe: [Beech B-99](https://openairdocs.org/model/beech-b-99) (registry code 1154004) - Engine: [U/A Canada PT6A-27-28](https://openairdocs.org/engine/u-a-canada-pt6a-27-28) (registry code 61504) - Data sheets: [TCDS A14CE](https://openairdocs.org/tcds/A14CE) (OpenAirDocs) - Serial number: U-155 - Year built: 1974 - Type of aircraft: Fixed wing multi engine - Engine type: Turbo-prop - Airworthiness: Standard, normal - Airworthiness date: April 19, 1974 - Certificate issued: April 7, 2004 - Last registry action: April 20, 2010 - Mode S code: ADD1FB - Owner when cancelled: [Alpine Aviation Inc](https://openairdocs.org/faa-owner/ALPINE%20AVIATION%20INC) - Location: [Provo, UT](https://openairdocs.org/faa-place/UT/Provo) - Owner type: Corporation - Owner's area on the map: 40.2272° N, 111.6958° W: Placed by OpenAirDocs at the center of ZIP code 84601, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N99TH - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=99TH - Page: https://openairdocs.org/deregistered/N99TH-2011-06-15 From the FAA registry file of October 28, 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 Beech B-99: https://openairdocs.org/model/beech-b-99.md ## Service difficulty reports (10) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR TIM2002F00012](https://openairdocs.org/sdr/TIM2002F00012), Jul 18, 2002: NIPPLE. CRACKED. RIGHT INBOARD BOX SECTION FUEL CELL, VENT SUPPLY NIPPLE CRACKED. - [SDR 20001019SH034](https://openairdocs.org/sdr/20001019SH034), Sep 26, 2000: FUEL HEATER. CRACKED. DURING SCHEDULED INSPECTION OF RIGHT ENGINE, DISCOVERED THE FUEL/OIL HEATER BASE TAB WAS CRACKED. THE HEATER WAS REPLACED WITH A SERVICEABLE HEATER. THE HEATER - [SDR 20001017SH046](https://openairdocs.org/sdr/20001017SH046), Jul 27, 2000: BLADE. SEPARATED. ENGINE FAILED JUST AFTER TAKEOFF DUE TO BLADE SEPARATION ON CT DISC. ENGINE TEAR DOWN PERFORMED AT A CERTIFIED REPAIR STATION. (X) - [SDR 20000809SH011](https://openairdocs.org/sdr/20000809SH011), Jun 13, 2000: GOVERNOR. LEAKING. RIGHT ENGINE LEAKING OIL AT FRONT SECTION. PROBLEM DETERMINED TO BE CRACKED HOUSING ON AUTOFEATHER DUMP SOLENOID. REPLACED ENTIRE OVERSPEED GOVERNOR WITH SERVIC - [SDR 20000720SH002](https://openairdocs.org/sdr/20000720SH002), Jun 13, 2000: BELLCRANK. CORRODED. DURING A ROUTINE INSPECTION, THE RUDDER WAS FOUND TO HAVE SOME FREE-PLAY AT THE TOP PIVOT BEARING SUPPORT. IT WAS NECESSARY TO REMOVE THE RUDDER TO INSPECT FOR - [SDR 20000620SH015](https://openairdocs.org/sdr/20000620SH015), May 30, 2000: BLADE. MISSING. ON TAKEOFF, PILOT FELT AIRCRAFT SHUDDER, RETURNED TO FIELD WITHOUT ANY DAMAGE TO AIRCRAFT. UPON INVESTIGATION ON ENGINE, FOUND 2 INCH SQUARE AREA MISSING FROM E - [SDR 99ZZZX4395](https://openairdocs.org/sdr/99ZZZX4395), Oct 27, 1999: PROP GOVERNOR. ERRATIC. PROPELLER GOVERNOR OPERATED SLUGGISHLY REGARDING PROPELLER RPM CHANGES FROM HIGH POWER SETTINGS TO IDLE ON SHORT FINAL. THE PROPELLER GOVERNOR WAS CHANGED FOR T - [SDR 99ZZZX4700](https://openairdocs.org/sdr/99ZZZX4700), Oct 1, 1999: BLEED VALVE. LEAKING. ENGINE TEMPERATURE, N1 HIGH, TORQUE LOW, AND FUEL FLOW HIGH. INSPECTED FIRST STAGE COMPRESSOR SECTION BLADES FOR DAMAGE AND P3 LINES FOR CHAFED SECTIONS AND LOO - [SDR 99ZZZX3325](https://openairdocs.org/sdr/99ZZZX3325), Aug 5, 1999: FUEL CELL. LEAKING. FUEL WAS FOUND LEAKING FROM AREA OTHER THAN FUEL SUMP. TROUBLESHOT PROBLEM TO SMALL HOLE AT UPPER, AFT CORNER. REPLACED FUEL CELL WITH SERVICEABLE FUEL CELL IAW - [SDR 99ZZZX612](https://openairdocs.org/sdr/99ZZZX612), Jan 4, 1999: HINGE. WORN. INSPECTION OF GEAR DOOR HINGE REVEALED FORE AND AFT MOVEMENT BETWEEN HINGE HALVES. THIS ACTION RESULTED IN EXCESS TRAVEL OF DOOR IN THE GEAR DOWN POSITION. REPL ## NTSB investigations (3) 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 CHI07LA050](https://openairdocs.org/ntsb/CHI07LA050), Dec 29, 2006: Beech B-99 (N99TH), Rapid City, SD, substantial damage. Probable cause: The pilot's failure to follow the published instrument approach procedure which contributed to his failure to maintain altitude and clearance from terrain during the instrument approach. A factor was… - [NTSB SEA00LA183](https://openairdocs.org/ntsb/SEA00LA183), Sep 22, 2000: Beech B99 (N99TH), Missoula, MT, substantial damage. Probable cause: A loss of directional control due to a brake locked as a result of snow and ice contamination. - [NTSB MIA80IA108](https://openairdocs.org/ntsb/MIA80IA108), Sep 23, 1980: Beech B99 (N99TH), Orlando, FL, incident, minor damage ## FAA accident and incident reports (11) 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 20061229029589A](https://openairdocs.org/incident/20061229029589A), Dec 29, 2006: Beech B99 (N99TH), SD, Destroyed. (-23) On December 29, 2006, the pilot [privacy data omitted] flew N99TH, BE-99 aircraft, from pir, SD, to rap, SD, where he impacted the ground 7 miles… - [Accident 20000922015149A](https://openairdocs.org/incident/20000922015149A), Sep 22, 2000: Beech B99 (N99TH), Missoula, MT, No damage. (-23) Pilot stated that the right brake locked up after landing rwy 29 mso. No evidence of equipment failure was found in investigation, but accumulations of… - [Incident 20000727026859I](https://openairdocs.org/incident/20000727026859I), Jul 27, 2000: Beech B99 (N99TH), Missoula, MT. (-23)On 7/27/00, alpine air, flight 5009, departed mso enroute to bil. Approximately 200 feet AGL, just off end of runway, the pilot heard a loud snap. The… - [Incident 19900304010659I](https://openairdocs.org/incident/19900304010659I), Mar 4, 1990: Beech B99 (N99TH), Buffalo, NY. Unable to get gear down safe light. Manually jacked down. Landed safely. Down lock switch faulty. - [Incident 19881211066199I](https://openairdocs.org/incident/19881211066199I), Dec 11, 1988: Beech B99 (N99TH), Pittsburgh, PA. Unsafe nose gear light on approach. Landed safely. Light came on rollout. Cleaned micro switches. - [Incident 19860529025559I](https://openairdocs.org/incident/19860529025559I), May 29, 1986: Beech B99 (N99TH), Buffalo, NY. Gear was manually extended for landing. Replaced landing gear motor. - [Incident 19840918053349I](https://openairdocs.org/incident/19840918053349I), Sep 18, 1984: Beech 99 (N99TH), Buffalo, NY. Notifed flames from left engine after liftoff. Shut it down and landed. No fire evident for alerted fire crew. - [Incident 19820304000029I](https://openairdocs.org/incident/19820304000029I), Mar 4, 1982: Beech B99 (N99TH), Jamestown, NY, Minor damage. Turning to start takeoff on ice covered runway, wind pushed aircraft off runway, propeller hit threshold light. - [Incident 19820119002069I](https://openairdocs.org/incident/19820119002069I), Jan 19, 1982: Beech B99 (N99TH), Pittsburgh, PA. Landing gear extended manually when hydraulic seals shrunk in cold and pump motor 115-380002-5 ran until burned out - [Incident 19801010073489I](https://openairdocs.org/incident/19801010073489I), Oct 10, 1980: Beech 99 (N99TH), Orlando, FL, Minor damage. Engine shutdown due to fire. Air conditioner compressor had seized, rubber seal had burned. - [Incident 19800923081259I](https://openairdocs.org/incident/19800923081259I), Sep 23, 1980: Beech 99 (N99TH), Orlando, FL, Minor damage. Fire warning with visual inspection required engine shutdown and precautionary landing. Fire was out --- 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.