{"as_of":"2026-10-08","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":32,"name":"Dg Flugzeugbau Gmbh DG-1000","note":"","unit":"registered","url":"https://eflight.com/models/dg-flugzeugbau-gmbh/dg-1000#airworthiness"},{"count":8,"name":"Schempp-Hirth DUO DISCUS T","note":"","unit":"registered","url":"https://eflight.com/models/schempp-hirth/duo-discus-t#airworthiness"}],"relation":"applies to"},{"group":"System","items":[{"count":null,"name":"Propeller","note":"","unit":"","url":"https://eflight.com/systems/propeller"}],"relation":"about"},{"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":"2022-03-29","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/FR-ADFRAWD-2022-03591-0000000000.0001","id":"2022-04-01","kind":"AD","name":"Airworthiness directive 2022-04-01","published":"2022-02-22","subject":"Engine (Turbine/Turboprop)","system":"propeller","type":"directive","url":"https://eflight.com/directives/2022-04-01"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}