{"as_of":"2026-10-05","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Covers","items":[{"count":1933,"name":"Robinson R44","note":"","unit":"registered","url":"https://eflight.com/models/robinson/r44"}],"relation":"covers"},{"group":"Held by","items":[{"count":null,"name":"Robinson Helicopter Company","note":"","unit":"","url":"https://eflight.com/holders/robinson-helicopter-company"}],"relation":"held by"},{"group":"Orders","items":[{"count":42,"name":"FAA orders on these designs","note":"","unit":"airworthiness directives","url":"https://eflight.com/certificates/H11NM"},{"count":null,"name":"2025-11-07: Engine/Transmission Coupling","note":"2025-07-11","unit":"","url":"https://eflight.com/directives/2025-11-07"},{"count":null,"name":"2024-23-01: Main rotor drive system, Rotorcraft flight control","note":"2025-01-07","unit":"","url":"https://eflight.com/directives/2024-23-01"},{"count":null,"name":"2024-20-07: Emergency Equipment; Emergency Flotation Section","note":"2024-12-05","unit":"","url":"https://eflight.com/directives/2024-20-07"},{"count":null,"name":"2024-20-03: Flight Control System","note":"2024-11-29","unit":"","url":"https://eflight.com/directives/2024-20-03"}],"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/DRSDOCID196539584420240129200545.0001","holder":"Robinson Helicopter Company","id":"H11NM","models":["R44 II","R44"],"name":"Type certificate H11NM","product_type":"Aircraft","type":"certificate","url":"https://eflight.com/certificates/H11NM"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}