{"as_of":"2026-11-06","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":1,"name":"General Electric CF6-45A2","note":"","unit":"aircraft","url":"https://eflight.com/engines/general-electric-cf6-45a2#airworthiness"},{"count":1,"name":"General Electric CF6-50C","note":"","unit":"aircraft","url":"https://eflight.com/engines/general-electric-cf6-50c#airworthiness"},{"count":10,"name":"General Electric CF6-50C2","note":"","unit":"aircraft","url":"https://eflight.com/engines/general-electric-cf6-50c2#airworthiness"},{"count":238,"name":"General Electric CF6-80 series","note":"","unit":"aircraft","url":"https://eflight.com/engines/general-electric-cf6-80-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/7C7F4020B32965528625685F006E870F.0001","id":"85-25-56 R1","kind":"AD","name":"Airworthiness directive 85-25-56 R1","published":"","subject":"Seventh Stage Low Pressure Turbine (LPT) Cooling Air Manifold Tube","system":"engine","type":"directive","url":"https://eflight.com/directives/85-25-56 R1"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}