NTSB investigations: Boeing 747-121

15 cases on aircraft the registry lists as Boeing 747-121. 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

19702026
NTSB investigations: Boeing 747-121 per year, 1970–2026: 15 cases
19703
19713
19721
19772
19791
19831
19881
19921
19931
19951

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 c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('138487A', '1384871'))
  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 MIA96FA013Accident · No injuriesField investigationFinal reportBoeing 747-121 · Miami, FLfailure of the No. 4 engine fifth stage turbine hub due to a cyclic stress rupture for undetermined reasons, which resulted in an uncontained failure of the engine.Oct 23, 1995 · N613FF · Substantial damageNTSB DCA93MA033Accident · No injuriesClass 1 · MajorFinal reportBoeing 747-121 · Anchorage, AKThe lateral separation of the no. 2 engine pylon due to an encounter with severe or possibly extreme turbulence that resulted in dynamic multi-axis lateral loadings that exceeded the ultimate lateral load-carrying capability of the pylon, which was already…Mar 31, 1993 · N473EV · Substantial damageNTSB BFO92IA046Incident · No injuriesIncident investigationFinal reportBoeing 747-123 · Louisville, KYInadequate obstacle clearance, which resulted in on ground collision with a blast fence. Contributing was inadequate instruction from ground personnel.Mar 19, 1992 · N681UP · Minor damageNTSB DCA89RA014Accident · 270 fatalForeign investigationBoeing 747-121 · Lockerbie, United KingdomDec 21, 1988 · N739PANTSB DCA83RA001Accident · No injuriesForeign investigationBoeing 747-121 · PakistanAug 4, 1983 · N738PANTSB LAX79IA092Incident · 1 fatalClosedBoeing 747 · Pacific Ocean (Pacific Ocean)Sep 30, 1979 · N750PA · No damageNTSB DCA77RA014Accident · 574 fatalClosedBoeing 747 · Tenerife, SPMar 27, 1977 · N736PA · 2 aircraft · DestroyedNTSB NYC77IA041Incident · No injuriesClosedBoeing 747 · London, United KingdomMar 24, 1977 · N747PA · No damageNTSB DCA72RZ014Accident · No injuriesClosedBoeing 747 · London, United KingdomMar 8, 1972 · N738PA · 2 aircraft · Substantial damageNTSB LAX72IL014Incident · No injuriesClosedBoeing 747 · Los Angeles, CAAug 24, 1971 · N748PA · Minor damageNTSB DCA72AZ002Accident · Serious injuriesClosedBoeing 747 · San Frncsco, CAJul 30, 1971 · N747PA · Substantial damageNTSB NYC71AN088Accident · Serious injuriesClosedBoeing 747 · Wilmington, NCFeb 7, 1971 · N750PA · Minor damageNTSB NYC71AN054Accident · Serious injuriesClosedBoeing 747 · Nantucket, MANov 4, 1970 · N739PA · Minor damageNTSB SEA70IS044Incident · No injuriesClosedBoeing 747 · Moses Lake, WAMay 24, 1970 · N7470 · Minor damageNTSB NYC70IN085Incident · No injuriesClosedBoeing 747 · N.Atlantic Ocean (Atlantic Ocean)Feb 9, 1970 · N736PA · No damage