{"as_of":"2026-11-06","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":176,"name":"Mitsubishi MU-2","note":"","unit":"registered","url":"https://eflight.com/models/mitsubishi/mu-2#airworthiness"}],"relation":"applies to"},{"group":"System","items":[{"count":null,"name":"Other and general","note":"","unit":"","url":"https://eflight.com/systems/other"}],"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":"1988-12-04","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/92E1378F80FA0A6B86256A4D0049818D.0001","id":"88-23-01","kind":"AD","name":"Airworthiness directive 88-23-01","published":"","subject":"Torque Tube Joints","system":"other","type":"directive","url":"https://eflight.com/directives/88-23-01"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}