{"as_of":"2026-10-05","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":49,"name":"Air Tractor Inc AT-400","note":"","unit":"registered","url":"https://eflight.com/models/air-tractor-inc/at-400#airworthiness"},{"count":160,"name":"Air Tractor Inc AT-402","note":"","unit":"registered","url":"https://eflight.com/models/air-tractor-inc/at-402#airworthiness"},{"count":502,"name":"Air Tractor Inc AT-502","note":"","unit":"registered","url":"https://eflight.com/models/air-tractor-inc/at-502#airworthiness"},{"count":246,"name":"Air Tractor Inc AT-602","note":"","unit":"registered","url":"https://eflight.com/models/air-tractor-inc/at-602#airworthiness"},{"count":683,"name":"Air Tractor Inc AT-802","note":"","unit":"registered","url":"https://eflight.com/models/air-tractor-inc/at-802#airworthiness"}],"relation":"applies to"},{"group":"System","items":[{"count":null,"name":"Engine","note":"","unit":"","url":"https://eflight.com/systems/engine"}],"relation":"about"},{"group":"Related orders","items":[{"count":null,"name":"Replaces 2008-10-12","note":"","unit":"","url":"https://eflight.com/directives/2008-10-12"}],"relation":"related to"},{"group":"More","items":[{"count":null,"name":"Every FAA order","note":"","unit":"","url":"https://eflight.com/directives"},{"count":null,"name":"Every aircraft system","note":"","unit":"","url":"https://eflight.com/systems"}],"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":{"effective":"2009-06-01","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/11BB5578FE33AB4C862575BE004836FD.0001","id":"2009-11-05","kind":"AD","name":"Airworthiness directive 2009-11-05","published":"2009-05-22","subject":"Cracks in the engine mount","system":"engine","type":"directive","url":"https://eflight.com/directives/2009-11-05"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}