{"as_of":"2026-10-07","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":13,"name":"Bell HH-1","note":"","unit":"registered","url":"https://eflight.com/models/bell/hh-1#airworthiness"},{"count":404,"name":"Bell UH-1 Huey (Iroquois)","note":"","unit":"registered","url":"https://eflight.com/models/bell/uh-1#airworthiness"},{"count":6,"name":"Northwest Rotorcraft Llc UH-1","note":"","unit":"registered","url":"https://eflight.com/models/northwest-rotorcraft-llc/uh-1#airworthiness"},{"count":5,"name":"Southwest Florida Aviation SW205","note":"","unit":"registered","url":"https://eflight.com/models/southwest-florida-aviation/sw205#airworthiness"}],"relation":"applies to"},{"group":"System","items":[{"count":null,"name":"Rotorcraft systems","note":"","unit":"","url":"https://eflight.com/systems/rotorcraft"}],"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":"2021-08-30","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/F39F307ECFE3781E8625871E0055E117.0001","id":"2021-15-14","kind":"AD","name":"Airworthiness directive 2021-15-14","published":"2021-07-26","subject":"Rotorcraft Tail Boom","system":"rotorcraft","type":"directive","url":"https://eflight.com/directives/2021-15-14"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}