{"as_of":"2026-10-05","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":37,"name":"Beechcraft 56","note":"","unit":"registered","url":"https://eflight.com/models/beechcraft/56#airworthiness"},{"count":1295,"name":"Beechcraft 58 Baron","note":"","unit":"registered","url":"https://eflight.com/models/beechcraft/58#airworthiness"},{"count":201,"name":"Beechcraft 65","note":"","unit":"registered","url":"https://eflight.com/models/beechcraft/65#airworthiness"},{"count":155,"name":"Douglas DC-3","note":"","unit":"registered","url":"https://eflight.com/models/douglas/dc-3#airworthiness"},{"count":13,"name":"Lockheed 18","note":"","unit":"registered","url":"https://eflight.com/models/lockheed/18#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":"1966-02-10","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/E6EB5DCED92C91DF86256A320056E3CC.0001","id":"66-02-01","kind":"AD","name":"Airworthiness directive 66-02-01","published":"","subject":"Air Conditioners","system":"other","type":"directive","url":"https://eflight.com/directives/66-02-01"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}