We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.
Airframe & engine
FAA Registry + type data
Airframe
Manufacturer
Beechcraft
Model
C-99
Year
1981
Serial number
U-171
Aircraft type
Fixed wing multi engine
Category
Land
Certification
Type Certificated
Seats
17
Engines
2
Max takeoff weight
Up to 12,499 lb
Mode S code
A86299
Engine
Make and model
P&W Canada Pt6a-60a
Type
Turbo-prop
Power
1050 hp
Total time and engine hours aren't public. They appear here once the owner adds logbooks.
Ownership history
Ownership history from FAA records
2007 – nowUas Transervices INCBoca Raton, FL · current
1948 – 1955Individual ownerOlney, IL · different airframe: Cessna T-50 S/N 1511
Individual owners are shown by city and state only.
Safety record
NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 2026 · SDRs · Oct 16, 2026
NTSB events (1)
Accident · substantial damage
Feb 25, 1993 · Seattle, WA
THE IMPROPER STARTING PROCEDURE BY THE PILOT OF THE AERONCA. A FACTOR CONTRIBUTING TO THE ACCIDENT WAS INADEQUATE COMMUNICATIONS BY THE PILOT OF THE AERONCA.
These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.
Raytheon Aircraft Company 65, 90, 99, 100, 200, 300, 1900, and 2000 Series Airplanes
Jan 21, 1998
Airframe (C-99)
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (7)
Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.
Landing gear · motor · failedAug 21, 2025
PILOT REPORTED THAT ON FINAL APPROACH HE SELECTED GEAR DOWN AND NOTHING HAPPENED. PILOT CYCLED LANDING GEAR SELECTOR SEVERAL TIMES BEFORE RECEIVING A HYDRAULIC LOW WARNING ANNUNCIATOR. PILOT PULLED THE CIRCUIT BREAKER MANUALLY EXTENDED THE LANDING GEAR THEN LANDED SAFELY. MAINTENANCE TESTED AND…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Landing gear · motor · noneDec 15, 2021
THE PILOT WAS COMPLETING A REVENUE FLIGHT FROM MHT TO RUT. HE STATED THAT WHEN APPROACHING RUT HE HAD 3 GREEN LIGHTS BUT THE HYDRAULIC PRESSURE DROPPED, THE LANDING GEAR BREAKER POPPED AND HE DIDN’T FEEL THE GEAR HAD FULLY EXTENDED. HE DID NOT DECLARE AN EMERGENCY. THE PILOT PERFORMED A FLYBY AT…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Landing gear · motor · noneDec 15, 2021
THE PILOT WAS COMPLETING A REVENUE FLIGHT FROM MHT TO RUT. HE STATED THAT WHEN APPROACHING RUT HE HAD 3 GREEN LIGHTS BUT THE HYDRAULIC PRESSURE DROPPED, THE LANDING GEAR BREAKER POPPED AND HE DIDN’T FEEL THE GEAR HAD FULLY EXTENDED. HE DID NOT DECLARE AN EMERGENCY. THE PILOT PERFORMED A FLYBY AT…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 7 reportsShow fewer reports
Engine · bolt · brokenNov 12, 2016
DURING A SCHEDULED BORESCOPE OF THE RT ENGINE FOUND THE CT BLADES WERE FOUND TO BE DAMAGED DUE TO FOD. A POWER TURBINE CONTAINMENT SHROUD BOLT HEAD WAS FOUND BROKEN OFF AND STILL TIED WITH SAFETY WIRE. THE REMAINDER OF THE BOLT HAD VIBRATED OUT OF ITS HOLE AND CAUSED FOD DAMAGE BEFORE EXITING THE…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Engine · bolt · failedNov 12, 2016
DURING A SCHEDULED BOROSCOPE OF THE RT ENGINE, THE COMPRESSOR TURBINE BLADES WERE FOUND DAMAGED BY FOD AND A POWER TURBINE CONTAINMENT SHROUD BOLT HEAD WAS FOUND BROKEN OFF AND RETAINED BY SAFETY WIRE. THE REST OF THE BOLT BACKED OUT OF ITS THREADED HOLE AND PASSED THROUGH THE COMPRESSOR TURBINE…
From FAA Service Difficulty Reports; matched by N-number.
Landing gear · motor · inoperativeApr 7, 2015
ON APPROACH, THE PILOT SELECTED THE LG TO THE DOWN POSITION. THE LG FAILED TO EXTEND & THE LG CONTROL CB POPPED. THE PILOT RESET THE CB & CYCLED THE LG WITH THE SAME RESULTS, THE CB POPPED & THE LG WOULD NOT EXTEND. THE PILOT PERFORMED AN EMER GEAR EXTENSION, THE LG EXTENDED TO THE FULL DOWN &…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Hydraulic power · fitting · crackedJun 17, 2014
AFTER DEPARTURE PILOT SELECTED LG HANDLE TO RETRACT POSITION, LG FAILED TO FULLY RETRACT. PILOT TROUBLESHOOTING REVEALED CB HAD POPPED & LG RED INDICATOR LIGHT WAS ILLUMINATED. RESET CB & PLACED LG HANDLE IN EXTEND POSITION, BOTH LT & RT MLG EXTENDED & LOCKED, NOSE GEAR FAILED TO EXTEND, CB POPPED…
From FAA Service Difficulty Reports; matched by N-number and serial number.