{"as_of":"2026-10-05","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":239,"name":"Learjet 60","note":"","unit":"registered","url":"https://eflight.com/models/learjet/60#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":"2013-08-06","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/EF28248CA81A3BD686257B9C00471F7D.0001","id":"2013-13-09","kind":"AD","name":"Airworthiness directive 2013-13-09","published":"2013-07-02","subject":"Landing gear, Wings, Engine exhaust","system":"engine","type":"directive","url":"https://eflight.com/directives/2013-13-09"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}