{"as_of":"2026-10-07","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":3,"name":"General Electric CT7-2A","note":"","unit":"aircraft","url":"https://eflight.com/engines/general-electric-ct7-2a#airworthiness"},{"count":7,"name":"General Electric CT7-5A2","note":"","unit":"aircraft","url":"https://eflight.com/engines/general-electric-ct7-5a2#airworthiness"},{"count":23,"name":"General Electric CT7-9B","note":"","unit":"aircraft","url":"https://eflight.com/engines/general-electric-ct7-9b#airworthiness"},{"count":6,"name":"General Electric CT7-9C3","note":"","unit":"aircraft","url":"https://eflight.com/engines/general-electric-ct7-9c3#airworthiness"},{"count":69,"name":"General Electric CT7 series","note":"","unit":"aircraft","url":"https://eflight.com/engines/general-electric-ct7-series#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 2004-07-09","note":"","unit":"","url":"https://eflight.com/directives/2004-07-09"}],"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":"2003-04-24","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/FD208BAC558F364F86256CEF005885B3.0001","id":"2003-06-03","kind":"AD","name":"Airworthiness directive 2003-06-03","published":"2003-03-20","subject":"Propeller gearbox (PGB) oil filter","system":"engine","type":"directive","url":"https://eflight.com/directives/2003-06-03"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}