NTSB investigations: Boeing 737-3B7

5 cases on aircraft the registry lists as Boeing 737-3B7, where the first occurrence was “Airframe/component/system failure/malfunction”. 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

19932026
NTSB investigations: Boeing 737-3B7 per year, 1993–2026: 5 cases
19931
19953
20061

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 ('138447F')
      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\" = 130))
  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 NYC06FA184Accident · Minor injuriesField investigationFinal reportBoeing 737-300 · Pittsburgh, PAThe airplane tug driver's inadvertent movement of the tug gear shift lever from forward to reverse, which resulted in the nose landing gear collapse. Contributing to the accident was the defective gear shift lever.Jul 27, 2006 · N529AU · Substantial damageNTSB MIA95IA214Incident · No injuriesIncident investigationFinal reportBoeing 737-3B7 · Fort Lauderdale, FLLow electrical resistance of the autopilot aileron actuator for unspecified reasons which resulted in an uncommanded roll to the right.Aug 25, 1995 · N373US · No damageNTSB MIA95IA194Incident · No injuriesIncident investigationFinal reportBoeing 737-3B7 · Charlotte, NCImproper installation of the 'a' system flight control computer by company maintenance personnel, which resulted in pin connector(s) being pushed loose and subsequent malfunction of the autopilot.Aug 5, 1995 · N396US · No damageNTSB MIA95IA187Incident · No injuriesIncident investigationFinal reportBoeing 737-3B7 · Orlando, FLContamination of the wiring harness and electrical connectors to the E-1-2 and E-1-3 shelf disconnect brackets in the electronics compartment, which resulted in an electrical fault and an uncommanded roll malfunction of the autopilot. A factor relating to the…Jul 18, 1995 · N390US · No damageNTSB CHI93IA372Incident · No injuriesIncident investigationFinal reportBoeing 737-3B7 · Indianapolis, INan undetermined problem which resulted in the physical impairment of flight attendants, passengers and the first officer.Sep 21, 1993 · N527AU · No damage