{"as_of":"2026-11-06","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":386,"name":"Continental GTSIO-520-C","note":"","unit":"aircraft","url":"https://eflight.com/engines/continental-gtsio-520-c#airworthiness"},{"count":2,"name":"Continental GTSIO-520-D","note":"","unit":"aircraft","url":"https://eflight.com/engines/continental-gtsio-520-d#airworthiness"},{"count":9,"name":"Continental GTSIO-520-H","note":"","unit":"aircraft","url":"https://eflight.com/engines/continental-gtsio-520-h#airworthiness"},{"count":16,"name":"Continental GTSIO-520-L","note":"","unit":"aircraft","url":"https://eflight.com/engines/continental-gtsio-520-l#airworthiness"},{"count":6,"name":"Continental GTSIO-520-M","note":"","unit":"aircraft","url":"https://eflight.com/engines/continental-gtsio-520-m#airworthiness"},{"count":10,"name":"Continental GTSIO-520-N","note":"","unit":"aircraft","url":"https://eflight.com/engines/continental-gtsio-520-n#airworthiness"},{"count":179,"name":"Continental GTSIO-520 series","note":"","unit":"aircraft","url":"https://eflight.com/engines/continental-gtsio-520-series#airworthiness"}],"relation":"applies to"},{"group":"System","items":[{"count":null,"name":"Engine","note":"","unit":"","url":"https://eflight.com/systems/engine"}],"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":"","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/82B76AA1F02C95F686256840006183B4.0001","id":"80-09-11","kind":"AD","name":"Airworthiness directive 80-09-11","published":"","subject":"Starter Torsional Damper/Starter Gear Shaft","system":"engine","type":"directive","url":"https://eflight.com/directives/80-09-11"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}