{"as_of":"2026-11-03","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":20,"name":"Bell AH-1","note":"","unit":"registered","url":"https://eflight.com/models/bell/ah-1#airworthiness"},{"count":13,"name":"Bell HH-1","note":"","unit":"registered","url":"https://eflight.com/models/bell/hh-1#airworthiness"},{"count":398,"name":"Bell UH-1 Huey (Iroquois)","note":"","unit":"registered","url":"https://eflight.com/models/bell/uh-1#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":"1996-09-23","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/3884515AC1183D2A86256A4D004D4CBD.0001","id":"96-12-26","kind":"AD","name":"Airworthiness directive 96-12-26","published":"1996-09-06","subject":"Clean and Inspect Tail Rotor Blade","system":"rotorcraft","type":"directive","url":"https://eflight.com/directives/96-12-26"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}