{"as_of":"2026-10-21","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":6,"name":"Glaser-Dirks DG-500","note":"","unit":"registered","url":"https://eflight.com/models/glaser-dirks/dg-500#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 2018-07-22","note":"","unit":"","url":"https://eflight.com/directives/2018-07-22"}],"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":"2017-05-26","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/4126D69B9FB6A91886258109004F9C71.0001","id":"2017-08-09","kind":"AD","name":"Airworthiness directive 2017-08-09","published":"2017-04-21","subject":"Engine","system":"engine","type":"directive","url":"https://eflight.com/directives/2017-08-09"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}