{"as_of":"2026-10-07","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":1245,"name":"Beechcraft 95 Travel Air and Baron 55","note":"","unit":"registered","url":"https://eflight.com/models/beechcraft/95#airworthiness"},{"count":12,"name":"Bombardier CL-215","note":"","unit":"registered","url":"https://eflight.com/models/bombardier/cl-215#airworthiness"},{"count":1023,"name":"Cessna 208 Caravan","note":"","unit":"registered","url":"https://eflight.com/models/cessna/208#airworthiness"},{"count":1410,"name":"Cessna 310","note":"","unit":"registered","url":"https://eflight.com/models/cessna/310#airworthiness"},{"count":137,"name":"Cessna 320","note":"","unit":"registered","url":"https://eflight.com/models/cessna/320#airworthiness"},{"count":372,"name":"Cessna 337 Skymaster","note":"","unit":"registered","url":"https://eflight.com/models/cessna/337#airworthiness"},{"count":707,"name":"Cessna 340","note":"","unit":"registered","url":"https://eflight.com/models/cessna/340#airworthiness"},{"count":605,"name":"Cessna 414 Chancellor","note":"","unit":"registered","url":"https://eflight.com/models/cessna/414#airworthiness"},{"count":769,"name":"Cessna 421 Golden Eagle","note":"","unit":"registered","url":"https://eflight.com/models/cessna/421#airworthiness"},{"count":59,"name":"Cessna T303","note":"","unit":"registered","url":"https://eflight.com/models/cessna/t303#airworthiness"},{"count":1316,"name":"Piper PA-23 Apache and Aztec","note":"","unit":"registered","url":"https://eflight.com/models/piper/pa-23#airworthiness"},{"count":879,"name":"Piper PA-30 Twin Comanche","note":"","unit":"registered","url":"https://eflight.com/models/piper/pa-30#airworthiness"},{"count":935,"name":"Piper PA-31 Navajo and Chieftain","note":"","unit":"registered","url":"https://eflight.com/models/piper/pa-31#airworthiness"},{"count":998,"name":"Piper PA-34 Seneca","note":"","unit":"registered","url":"https://eflight.com/models/piper/pa-34#airworthiness"},{"count":82,"name":"Piper PA-39 Twin Comanche C/R","note":"","unit":"registered","url":"https://eflight.com/models/piper/pa-39#airworthiness"},{"count":599,"name":"Piper PA-44 Seminole","note":"","unit":"registered","url":"https://eflight.com/models/piper/pa-44#airworthiness"}],"relation":"applies to"},{"group":"System","items":[{"count":null,"name":"Engine","note":"","unit":"","url":"https://eflight.com/systems/engine"}],"relation":"about"},{"group":"Related orders","items":[{"count":null,"name":"Replaces 2004-25-16","note":"","unit":"","url":"https://eflight.com/directives/2004-25-16"}],"relation":"related to"},{"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":"2005-06-20","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/4D319F664EE27E1A86256FF90052BCA5.0001","id":"2004-25-16 R1","kind":"AD","name":"Airworthiness directive 2004-25-16 R1","published":"2005-05-06","subject":"Fuel regulator shutoff valve","system":"engine","type":"directive","url":"https://eflight.com/directives/2004-25-16 R1"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}