{"as_of":"2026-11-06","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":20,"name":"Airbus Helicopters AS-365","note":"","unit":"registered","url":"https://eflight.com/models/airbus-helicopters/as-365#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 97-15-15","note":"","unit":"","url":"https://eflight.com/directives/97-15-15"}],"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":"1999-06-10","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/9D3501DFF1CA505486256A4D00671D99.0001","id":"99-11-11","kind":"AD","name":"Airworthiness directive 99-11-11","published":"1999-05-26","subject":"Main Gear Box  Gear Shaft For Crack Inspection","system":"engine","type":"directive","url":"https://eflight.com/directives/99-11-11"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}