NTSB investigations: Lycoming IO-360-A1B6D
22 cases on aircraft whose registry engine model is Lycoming IO-360-A1B6D, where the first occurrence was “Loss of engine power(total) - mech failure/malf”. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 1982 | 2 |
|---|---|
| 1984 | 1 |
| 1986 | 1 |
| 1988 | 1 |
| 1989 | 2 |
| 1992 | 1 |
| 1996 | 3 |
| 1997 | 1 |
| 1998 | 1 |
| 1999 | 2 |
| 2002 | 1 |
| 2003 | 1 |
| 2005 | 3 |
| 2007 | 2 |
Where
Open the mapLatest cases
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_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
WHERE c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41593')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 351))
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_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41593')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 351))
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 SEA07LA172Accident · Minor injuriesLimited investigationFinal reportCessna 177RG · Oceanside, CAThe improper installation of the propeller governor (gasket) by maintenance personnel, which resulted in a oil exhaustion induced total loss of engine power. Contributing to the accident was the lack of suitable terrain for the forced landing.NTSB LAX07CA146Accident · Minor injuriesData collectionFinal reportCessna 177RG · Perris, CAa loss of engine power while in cruise flight due to an improperly installed magneto housing by the owner/pilot.NTSB ATL06LA028Accident · Serious injuriesLimited investigationFinal reportCessna 177-RG · Locust Grove, GAThe total loss of engine power due to failure of the No.1 connecting rod bearing and separation of the No. 1 connecting rod.NTSB CHI05LA076Accident · Serious injuriesLimited investigationFinal reportCessna 177RG · Rochester, MNThe loss of engine power due to oil starvation and the subsequent failure of a connecting rod. Additional causes were the improper maintenance due to under-torqued fasteners, and inadequate airframe manufacturer maintenance procedures resulting in an improper…NTSB CHI05CA074Accident · Serious injuriesData collectionFinal reportCessna 177RG · Fargo, NDThe mechanic's improper installation of the oil filter canister base gasket, which resulted in an oil leak and the separation of the connecting rod due to oil starvation. Factors to the accident were the unsuitable terrain encountered during the forced…NTSB LAX04FA042Accident · 1 fatalField investigationFinal reportCessna 177RG · Blk Canyon City, AZa loss of engine power due to the failure of the single-drive dual magneto that resulted from inadequate lubrication of the breaker cam. Also causal was the improper maintenance by other maintenance personnel during a recent inspection, which should have…NTSB IAD03LA006Accident · Serious injuriesLimited investigationFinal reportCessna 177RG · South Vienna, OHThe improper installation of the single drive, dual magneto, which resulted in its separation from the engine and a subsequent total loss of engine power. Factors included the crops in the forced landing field, and the night lighting conditions.NTSB MIA99LA164Accident · Minor injuriesLimited investigationFinal reportCessna 177RG · Timmonsville, SCThe loss of engine power due to the improper installation and in-flight separation of an engine cylinder.NTSB NYC99LA081Accident · No injuriesLimited investigationFinal reportCessna 177RG · Pottstown, PAThe failure of maintenance personnel to properly inspect and torque the crankcase bolts.NTSB MIA98LA242Accident · No injuriesLimited investigationFinal reportCessna 177RG · Covington, GAslippage of the No. 3 connecting rod bearing resulting in blockage of the oil port, oil starvation, and subsequent connecting rod failure. A factor was the fence.NTSB ATL97LA104Accident · No injuriesLimited investigationFinal reportCessna 177RG · Knoxville, TNthe pilot's inadequate preflight by failing to ensure the oil filler cap was secured during his preflight inspection, and loss of engine oil (oil exhaustion), which resulted in subsequent engine failure. A factor relating to the accident was: the lack of…NTSB FTW96LA384Accident · No injuriesLimited investigationFinal reportCessna 177RG · Colorado Sprngs, COThe improper installation of the propeller governor by company maintenance personnel, resulting in the total loss of oil and engine seizure. Factors were the pilot's misjudgment of altitude and airspeed, causing him to make a forced landing on unsuitable…NTSB LAX96LA270Accident · No injuriesLimited investigationFinal reportCessna 177RG · Folsom, CAAn oil starvation failure of the engine due to a mechanic's failure to put the proper gasket stack on when the propeller governor was replaced. The mechanic's omission was due to the airframe manufacturer's failure to ensure that the service and parts manuals…NTSB ATL96LA093Accident · No injuriesLimited investigationFinal reportCessna 177RG · Lake Placid, FLmaintenance personnel's failure to properly torque the cylinder installation bolts.NTSB DEN92LA037Accident · No injuriesLimited investigationFinal reportCessna 177RG · Durango, COA total loss of power due to a mechanical failure of the engine. Factors were: rough and uneven snow covered terrain.NTSB LAX90LA035Accident · Serious injuriesLimited investigationFinal reportCessna 177RG · Van Nuys, CAThe incorrect installation of the engine cowl and baffle seals during the installation of the engine following an overhaul.NTSB ATL90LA019Accident · No injuriesLimited investigationFinal reportCessna 177RG · Albertville, ALThe failure of maintenance personnel to properly inspect the magneto during a recent annual inspection.NTSB MKC88FA039Accident · Serious injuriesField investigationFinal reportCessna 177RG · Camden, ARThe pilot reported that he lost all engine power during cruise. He attempted to make the Camden, Arkansas airport. The aircraft did not make the intended landing area and struck a tree and subsequently, a swamp area. The accident investigation revealed no…NTSB LAX86LA199Accident · No injuriesLimited investigationFinal reportCessna 177RG · Placerville, CAWhile enroute to san francisco, CA the engine began to overspeed & the prop gov control was not effective in arresting/controlling the overspeed condition. Shortly thereafter the engine oil pressure depleted to zero. The pilot elected to land in the ice house…NTSB ATL84FKG08Accident · No injuriesFinal reportCessna 177RG · Pell City, ALDuring the takeoff sequence, the alternate air door hinge failed, allowing the door to separate and progressively block the induction air system to the point that insufficient power was available to sustain further flight. A forced landing was effected in a…NTSB ATL82FKW05Accident · Serious injuriesFinal reportCessna 177RG · Kingston, TNDuring cruise flight a gear tooth from the aluminum idler gear in the engine oil pump failed. This locked the oil pump causing failure of the main drive gear. The aircraft landed in rough terrain with gulleys.NTSB MKC82DA017Accident · No injuriesFinal reportCessna 177RG · Urbandale, IAAfter takeoff, the engine lost power at about 2000 ft MSL. The plane was damaged during a forced landing on an interstate highway. When checked after the accident, the engine would start but lost power when accelerated above 1000 RPM. The bendix servo fuel…