NTSB investigations: Lycoming HIO-360 series, 1987

6 cases on aircraft whose registry engine model is Lycoming HIO-360 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

19642026
NTSB investigations: Lycoming HIO-360 series, 1987 per year, 1964–2026: 390 cases
19642
19651
19661
19672
19681
19692
19713
19722
19734
19743
19752
19765
19776
19786
197910
198012
19819
19826
19836
19843
19858
19869
19876
198810
198914
19905
19913
19923
199315
199410
19954
19966
199712
199814
19997
200012
200110
200213
200315
20048
200511
20069
20079
20087
20093
20105
20119
20129
20139
20143
201511
20166
20171
20185
20194
20204
20214
20223
20233
20241
20252
20262

Latest 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 ('41524'))
  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.

NTSB SEA88LA022Accident · Minor injuriesLimited investigationFinal reportHughes 269B · Las Vegas, NVDuring practice autorotation the pilot flared excessively high and the tail boom struck the ground. The pilot then lost control of the aircraft. The density alt was 2616 feet. A rt quartering tailwind was present.Nov 24, 1987 · N22730 · DestroyedNTSB NYC88LA018Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Laconia, NHThe plt rprtd he was demonstrating a full touchdown autorotation in winds that were from 290 deg at 15 gusting 20 KTS. He stated the touchdown was soft with a lot of pitch pulled in; however, as he lowered the collective after touchdown, the retreating blade…Oct 25, 1987 · N51699 · Substantial damageNTSB LAX87LA339Accident · Minor injuriesLimited investigationFinal reportHughes 269C · Freemont, CAThe purpose of the flt was to provide instruction to a foreign national, who held a U.S. Private helicopter rating. The instructor (CFI) rprtd that during a practice autorotation, he announced twice for the student to flare as the helicopter was passing thru…Sep 17, 1987 · N1101K · Substantial damageNTSB CHI87LA150Accident · No injuriesLimited investigationFinal reportHughes 300C · Aurora, ILWhile the student & instructor (CFI) were on an instructional flt, a decision was made to practice an autorotation & simulated tail rotor failure. Rprtdly, a smooth touchdown was made, but the helicopter began to vibrate. The CFI electedto get the helicopter…Jun 17, 1987 · N3625B · Substantial damageNTSB MIA87LA089Accident · No injuriesLimited investigationFinal reportHughes 269A · Jacksonville, FLThe instructor plt was demonstrating a hovering autorotation landing with forward movement, when, after the throttle was closed, the helicopter hung in the air. Forward cyclic was then applied when he realized that the rotor RPM began to deteriorate. The…Feb 20, 1987 · N90270 · Substantial damageNTSB CHI87LA072Accident · No injuriesLimited investigationFinal reportEnstrom F-28A · Martinsville, INWhile landing to the east the plt was blinded by the sun and the acft struck telephone wires.Jan 31, 1987 · N9257 · Destroyed