Hiller UH-12C
NTSB investigations · 39
Matched to the registry by N-number and event date, newest first.
Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = a.case_mkey
WHERE a.aircraft_model_code IN ('4360116')
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = a.case_mkey
WHERE a.aircraft_model_code IN ('4360116')
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB MIA07LA089Accident · Serious injuriesLimited investigationFinal reportHiller UH-12C · Plant City, FLThe loss of engine power due to a magneto impulse coupling failure for undetermined reasons.NTSB MIA00LA145Accident · Minor injuriesLimited investigationFinal reportHiller UH-12C · Metter, GAthe pilot's failure to maintain an adequate lookout resulting in a collision with a transmission wire that resulted in a forced landing and substantial damage to the helicopter.NTSB ATL99LA108Accident · No injuriesLimited investigationFinal reportHiller UH12-C · Venice, FLLoss of engine power due to fuel starvation as a result of the passenger inadvertently shutting off the fuel supply.NTSB NYC99LA146Accident · No injuriesLimited investigationFinal reportHiller UH-12C · Delphos, OHA blocked fuel line, from an unknown object, that resulted in fuel starvation, and total loss of engine power. A factor in the accident was the pilot's failure to maintain rotor rpm during the autorotation.NTSB CHI99LA012Accident · No injuriesLimited investigationFinal reportHiller UH-12C · Clinton, IAthe failure of the 90 degree gearbox for reasons undetermined. Factors were the failure of the gearbox, and it not being possible for the pilot to maintain control of the aircraft.NTSB NYC98LA006Accident · No injuriesLimited investigationFinal reportHiller UH-12C · Bennington, VTThe failure of the cyclic control due to an improper modification by the pilot/owner.NTSB LAX95LA326Accident · Minor injuriesLimited investigationFinal reportHiller UH-12C · Porterville, CAthe flight instructor's inadequate supervision of the flight; the dual student's improper use of the flight controls; and improper remedial action.NTSB LAX95LA238Accident · No injuriesLimited investigationFinal reportHiller UH-12C · Rio Vista, CAThe result of a chafing failure of the left anti-torque control cable while the aircraft was in flight. An inadequate preflight inspection by the pilot-in-command, and an inadequate 100-hour inspection by company maintenance personnel were factors in this…NTSB SEA95LA063Accident · No injuriesLimited investigationFinal reportHiller UH-12C · Bonners Ferry, IDRotor RPM was not maintained. Factors to the accident were: inadequate in flight planning/decision and suitable terrain was not available.NTSB SEA95LA022Accident · No injuriesLimited investigationFinal reportHiller UH-12C · Twisp, WAAn unexplained loss of power and the student pilot's delayed application of collective during the landing flare.NTSB MIA93LA032Accident · No injuriesLimited investigationFinal reportHiller UH-12C · New Smyrna Bch, FLThe pilot-in-command's improper application of cyclic and collective pitch control during an autorotative landing.NTSB MKC89LA016Accident · No injuriesLimited investigationFinal reportHiller UH-12C · Davenport, IAWhile demonstrating an autorotation touchdown, a tailboom strike was experienced. Damage was incurred to the tailboom, the tail rotor drive shaft, and one main rotor blade. The CFI said everthing felt normal during touchdown and believed the soft terrain…NTSB ANC86LA058Accident · No injuriesLimited investigationFinal reportHiller 12-C · Palmer, AKThe pilot stated that he drew too much rotor pitch for the h.p. available. The helicopter lost control and rolled over on its side.NTSB LAX85LA249Accident · No injuriesLimited investigationFinal reportHiller 12-C · Casa Grande, AZThe plt was demonstrating autorotations to a touchdown on a dirt rwy into a 5 kt headwind. On the final landing he said that the touchdown felt the same as others he had done. Speed at touchdown was 15 mph and the helicopter slid forward in a straight line…NTSB MIA84FA058Accident · 1 fatalField investigationFinal reportHiller UH-12C · San Juan, PRA performer fell from a trapeze rigged below the helicopter while it was hovering at about 150 ft AGL. The FAA had not authorized the modification to the acft. The plt was not certified for external load operations. The performer reportedly had not done this…NTSB FTW84LA099Accident · No injuriesLimited investigationFinal reportHiller UH-12C · Imperial, TXThe plt reported that when he was in cruise flt at 300 ft AGL, a sudden violent shudder went thru the whole helicopter, then the shudder stopped. He noted no change in the flit characteristics or eng power. The plt elected to make a precautionary landing by…NTSB DEN83LA007Accident · No injuriesLimited investigationFinal reportHiller UH-12C · Blanding, UTThe private single-engine pilot had a student helicopter certificate. He took off to hover and check that the helicopter was in good condition. He stated that before takeoff, the helicopter was fueled with a 5 gallon can that had been painted red. Before…NTSB FTW81FPD31Accident · No injuriesClosedHiller Acft UH-12C · Burleson, TXNTSB NYC78FHM27Accident · No injuriesClosedHiller 12C · Neptune, NJNTSB SEA77FYE24Accident · Serious injuriesClosedHiller Acft 12C · Mt Vernon, WANTSB DEN76FTE32Accident · No injuriesClosedHiller Acft UH-12C · Nucla, CONTSB OAK74FVD14Accident · No injuriesClosedHiller Acft UH-12C · Brentwood, CANTSB OAK74DVM02Accident · No injuriesClosedHiller Acft UH-12C · Gonzalez, CANTSB OAK73FVM40Accident · Minor injuriesClosedHiller Acft UH-12C · Salinas, CANTSB FTW73DPD34Accident · No injuriesClosedHiller Acft UH-12C · Justin, TXNTSB FTW73DPD17Accident · No injuriesClosedHiller Acft UH-12C · Valley View, TXNTSB OAK73FVD14Accident · 1 fatalClosedHiller Acft UH-12C · Brentwood, CANTSB FTW72DPD09Accident · No injuriesClosedHiller UH12C · Roanoke, TXNTSB OAK71DVA46Accident · No injuriesClosedHiller Acft UH-12C · Fresno, CANTSB OAK71DVM12Accident · No injuriesClosedHiller Acft UH-12C · Castroville, CANTSB OAK70DVM09Accident · Minor injuriesClosedHiller Acft UH-12C · Castroville, CANTSB ANC69A0052Accident · Minor injuriesClosedHiller UH-12C · Livengood, AKNTSB MIA69F0470Accident · No injuriesClosedHiller UH-12C · Hato Rey, PRNTSB LAX69D0317Accident · No injuriesClosedHiller UH-12C · Compton, CANTSB OAK68A0036Accident · No injuriesClosedHiller UH-12C · Riverdale, CANTSB SEA67A0042Accident · No injuriesClosedHiller UH-12C · Rosalia, WANTSB MIA65A0099Accident · No injuriesClosedHiller UH12C · N Miami Beach, FLNTSB UNK64X2135Accident · No injuriesClosedHiller UH12C · San Bernardino, CANTSB UNK64X0705Accident · No injuriesClosedHiller UH12C · Chatsworth, CA
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