NTSB investigations: Lycoming VO-540 series, 1987
8 cases on aircraft whose registry engine model is Lycoming VO-540 series. 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
| 1964 | 4 |
|---|---|
| 1965 | 15 |
| 1966 | 16 |
| 1967 | 5 |
| 1968 | 15 |
| 1969 | 10 |
| 1970 | 8 |
| 1971 | 7 |
| 1972 | 6 |
| 1973 | 9 |
| 1974 | 11 |
| 1975 | 14 |
| 1976 | 13 |
| 1977 | 13 |
| 1978 | 22 |
| 1979 | 17 |
| 1980 | 8 |
| 1981 | 14 |
| 1982 | 9 |
| 1983 | 10 |
| 1984 | 9 |
| 1985 | 3 |
| 1986 | 9 |
| 1987 | 8 |
| 1988 | 6 |
| 1989 | 5 |
| 1990 | 6 |
| 1991 | 8 |
| 1992 | 6 |
| 1993 | 7 |
| 1994 | 4 |
| 1995 | 7 |
| 1996 | 7 |
| 1997 | 5 |
| 1998 | 6 |
| 1999 | 2 |
| 2000 | 3 |
| 2001 | 4 |
| 2002 | 6 |
| 2003 | 4 |
| 2004 | 3 |
| 2005 | 4 |
| 2008 | 6 |
| 2009 | 2 |
| 2010 | 6 |
| 2011 | 3 |
| 2012 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2015 | 3 |
| 2017 | 1 |
| 2022 | 2 |
| 2025 | 1 |
| 2026 | 1 |
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 year(c.\"eventDate\") = 1987
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41534', '41582'))
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 year(c."eventDate") = 1987
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41534', '41582'))
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 MIA88LA018Accident · No injuriesLimited investigationFinal reportBell 47J-2 · Key Colony Bch., FLThe plt stated that he did not check the fuel system for contaminates after refueling but an eighteen minute flt after refueling was uneventful. He then landed the helicopter, remained on the ground aprx 20 minutes, performed a walk around insp, again without…NTSB MIA88LA014Accident · Minor injuriesLimited investigationFinal reportHiller UH-12E · Union Church, MSAt an altitude of aprx 75 feet during an agricultural turn, the plt reported that the engine lost power. While executing a forced landing, the rotor blades contacted trees, after which, during the descent, the right skid collided with a stump & the helicopter…NTSB DEN87DTG02Accident · No injuriesFinal reportBell 47G-4A · Minot, NDThe plt rprtd that when he took off fm a nrby nurse truck, the wind was fm the NE at 5 to 7 mph. He made an observation pass across the area to be treated, then bgn a dscndg rgt turn to make a swath run in the opposite drctn. He stated he was unaware of a…NTSB LAX87DUJ11Accident · Minor injuriesFinal reportHiller UH-12E · Scottsdale, AZDuring an aerial application flight, the plt made a turn-around & was starting to make another swath run when he heard a loud 'bang' & then the helicopter collided with terrain. An inspn of the main rotor head & pin revealed the hub had failed from hi cycle…NTSB MIA87LA224Accident · No injuriesLimited investigationFinal reportBell 47J-2A · Orlando, FLDuring the apch to land the tail rotor drive assy failed resulting in a momentary loss of control. The plt then autorotated & landed on the company helipad, during which the helicopter sustained substantial damage. Examination of the tail rotor drive assy…NTSB LAX87DVD04Accident · No injuriesFinal reportHiller UH-23-D · Brentwood, CADuring an aerial application flight, the tail boom weight separated and contacted the tail rotor. The pilot lost control of the aircraft and collided with a tree and subsequently the terrain. Post acc invest revealed that the 'pip pins' which secure the tail…NTSB DEN87LA204Accident · No injuriesLimited investigationFinal reportBell 47J-2 · Canon City, COThe ATP plt was flying sightseeing rides. There were two adults and two children in the four passenger helicopter. Density altitude was 10000 feet. The acft lost pwr and the plt aborted takeoff and landed. After an eng runup the plt took off again and the…NTSB LAX87DVD01Accident · Serious injuriesFinal reportBell 47G4A · Stockton, CAJust after takeoff, the engine experienced a power loss while transporting agricultural equipment. A fractographic examination of the failed fuel disconnect fitting by anamet laboratories, concluded that approximately 70% of the retaining ring on the fuel…