{"as_of":"2026-10-07","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":5,"name":"Martin 404","note":"","unit":"registered","url":"https://eflight.com/models/martin/404#airworthiness"}],"relation":"applies to"},{"group":"System","items":[{"count":null,"name":"Engine","note":"","unit":"","url":"https://eflight.com/systems/engine"}],"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":"1966-08-19","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/ED0F9DB2C3A4E81986256A320062E216.0001","id":"66-19-03","kind":"AD","name":"Airworthiness directive 66-19-03","published":"","subject":"Landing Gear Cylinder Strut","system":"engine","type":"directive","url":"https://eflight.com/directives/66-19-03"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}