{"as_of":"2026-10-07","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":581,"name":"Schweizer SGS 1 gliders (1-26, 1-34, 1-35, 1-36)","note":"","unit":"registered","url":"https://eflight.com/models/schweizer/sgs-1#airworthiness"}],"relation":"applies to"},{"group":"System","items":[{"count":null,"name":"Flight controls","note":"","unit":"","url":"https://eflight.com/systems/flight-controls"}],"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":"1971-08-26","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/DB2BA76A7076599B86256A54006FCFCF.0001","id":"71-17-09","kind":"AD","name":"Airworthiness directive 71-17-09","published":"","subject":"Loose Rudder Fittings","system":"flight-controls","type":"directive","url":"https://eflight.com/directives/71-17-09"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}