{"as_of":"2026-10-07","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":287,"name":"Cessna 750 Citation X","note":"","unit":"registered","url":"https://eflight.com/models/cessna/750#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":"Replaced by 2006-24-01","note":"","unit":"","url":"https://eflight.com/directives/2006-24-01"}],"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":"2005-05-10","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/CE5E15191863AB0C86256FEE00516C7B.0001","id":"2005-09-01","kind":"AD","name":"Airworthiness directive 2005-09-01","published":"2005-04-25","subject":"Auxiliary power unit (APU) fuel tube assembly","system":"engine","type":"directive","url":"https://eflight.com/directives/2005-09-01"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}