{"as_of":"2026-10-07","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Covers","items":[{"count":404,"name":"Bell UH-1 Huey (Iroquois)","note":"","unit":"registered","url":"https://eflight.com/models/bell/uh-1"}],"relation":"covers"},{"group":"Held by","items":[{"count":null,"name":"Bell Textron INC.","note":"","unit":"","url":"https://eflight.com/holders/bell-textron-inc"}],"relation":"held by"},{"group":"Orders","items":[{"count":33,"name":"FAA orders on these designs","note":"","unit":"airworthiness directives","url":"https://eflight.com/certificates/H4NM"},{"count":null,"name":"2024-19-17: Rotorcraft flight control","note":"2024-10-11","unit":"","url":"https://eflight.com/directives/2024-19-17"},{"count":null,"name":"2023-11-07: Ground Proximity System","note":"2023-06-22","unit":"","url":"https://eflight.com/directives/2023-11-07"},{"count":null,"name":"2022-20-14: Main Rotor Gearbox","note":"2022-12-27","unit":"","url":"https://eflight.com/directives/2022-20-14"},{"count":null,"name":"2022-22-12: Nose/Tail Landing Gear Structure/Axle","note":"2022-11-22","unit":"","url":"https://eflight.com/directives/2022-22-12"}],"relation":"subject to"},{"group":"More","items":[{"count":null,"name":"Every type certificate","note":"","unit":"","url":"https://eflight.com/certificates"},{"count":null,"name":"Who holds what","note":"","unit":"","url":"https://eflight.com/holders"}],"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":{"faa_document":"https://drs.faa.gov/browse/excelExternalWindow/00ABB6F558F0A642862586B700704EC0.0001","holder":"Bell Textron Inc.","id":"H4NM","models":["TH-1L","UH-1E","UH-1L"],"name":"Type certificate H4NM","product_type":"Aircraft","type":"certificate","url":"https://eflight.com/certificates/H4NM"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}