{"as_of":"2026-10-05","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Models most reported","items":[{"count":1602,"name":"Boeing 737","note":"","unit":"failure reports in ten years","url":"https://eflight.com/models/boeing/737#airworthiness"},{"count":1412,"name":"Boeing 767","note":"","unit":"failure reports in ten years","url":"https://eflight.com/models/boeing/767#airworthiness"},{"count":937,"name":"Airbus A321","note":"","unit":"failure reports in ten years","url":"https://eflight.com/models/airbus/a321#airworthiness"},{"count":779,"name":"Bombardier CL-600 Challenger and CRJ","note":"","unit":"failure reports in ten years","url":"https://eflight.com/models/bombardier/cl-600#airworthiness"},{"count":766,"name":"Airbus A320","note":"","unit":"failure reports in ten years","url":"https://eflight.com/models/airbus/a320#airworthiness"},{"count":570,"name":"Airbus A319","note":"","unit":"failure reports in ten years","url":"https://eflight.com/models/airbus/a319#airworthiness"},{"count":445,"name":"Airbus A330","note":"","unit":"failure reports in ten years","url":"https://eflight.com/models/airbus/a330#airworthiness"},{"count":291,"name":"Boeing 777","note":"","unit":"failure reports in ten years","url":"https://eflight.com/models/boeing/777#airworthiness"}],"relation":"reported on"},{"group":"Engine series most reported","items":[{"count":94,"name":"International Aero Engines PW1133GA-JM","note":"","unit":"failure reports in ten years","url":"https://eflight.com/engines/international-aero-engines-pw1133ga-jm#airworthiness"},{"count":29,"name":"Rolls-Royce RB-211 series","note":"","unit":"failure reports in ten years","url":"https://eflight.com/engines/rolls-royce-rb-211-series#airworthiness"},{"count":12,"name":"General Electric CT7-8A","note":"","unit":"failure reports in ten years","url":"https://eflight.com/engines/general-electric-ct7-8a#airworthiness"},{"count":12,"name":"International Aero Engines PW1133G-JM","note":"","unit":"failure reports in ten years","url":"https://eflight.com/engines/international-aero-engines-pw1133g-jm#airworthiness"},{"count":8,"name":"Garrett (Honeywell) TFE731-2-2B","note":"","unit":"failure reports in ten years","url":"https://eflight.com/engines/garrett-honeywell-tfe731-2-2b#airworthiness"},{"count":8,"name":"General Electric CF6-80 series","note":"","unit":"failure reports in ten years","url":"https://eflight.com/engines/general-electric-cf6-80-series#airworthiness"}],"relation":"reported on"},{"group":"Orders","items":[{"count":0,"name":"FAA orders on emergency equipment","note":"","unit":"airworthiness directives","url":"https://eflight.com/directives?system=emergency"}],"relation":"governed by"},{"group":"More","items":[{"count":null,"name":"Every aircraft system","note":"","unit":"","url":"https://eflight.com/systems"},{"count":null,"name":"Every FAA order","note":"","unit":"","url":"https://eflight.com/directives"}],"relation":"see also"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"faa_orders":0,"failure_reports_10_years":8423,"id":"emergency","name":"Emergency equipment","type":"system","url":"https://eflight.com/systems/emergency"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}