{"as_of":"2026-10-29","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":5,"name":"Navion NAVION D","note":"","unit":"registered","url":"https://eflight.com/models/navion/navion-d"},{"count":254,"name":"Navion","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/navion"},{"count":null,"name":"Built of aluminium","note":"as the model family is built; the register does not record it per aircraft","unit":"","url":"https://eflight.com/materials/aluminium"}],"relation":"is a"},{"group":"Engine","items":[{"count":12780,"name":"Continental O-470 series","note":"230 hp","unit":"aircraft with this engine series","url":"https://eflight.com/engines/continental-o-470-series"}],"relation":"powered by"},{"group":"Place","items":[{"count":23,"name":"New Philadelphia, OH","note":"","unit":"aircraft registered in this town","url":""},{"count":null,"name":"Harry Clever Field","note":"PHD","unit":"","url":"https://eflight.com/airports/PHD"},{"count":8522,"name":"Ohio","note":"","unit":"aircraft registered","url":"https://eflight.com/states/OH"}],"relation":"registered in"},{"group":"Record","items":[{"count":null,"name":"No NTSB accident or incident record under this tail number","note":"","unit":"","url":"https://eflight.com/aircraft/N7TZ#records-check"}],"relation":"involved in"},{"group":"Airworthiness","items":[{"count":9,"name":"FAA orders naming the Navion NAVION D","note":"","unit":"airworthiness directives","url":"https://eflight.com/models/navion/navion-d#airworthiness"},{"count":3,"name":"Failure reports filed on the Navion NAVION D","note":"","unit":"reports since 1995","url":"https://eflight.com/models/navion/navion-d#airworthiness"},{"count":202,"name":"Approved modifications for the Navion NAVION D","note":"","unit":"supplemental type certificates","url":"https://eflight.com/models/navion/navion-d#airworthiness"},{"count":23,"name":"FAA orders naming the Continental O-470 series","note":"","unit":"airworthiness directives","url":"https://eflight.com/engines/continental-o-470-series#airworthiness"},{"count":148,"name":"Failure reports on the Continental O-470 series","note":"","unit":"reports since 1995","url":"https://eflight.com/engines/continental-o-470-series#airworthiness"}],"relation":"subject to"},{"group":"Analytics","items":[{"count":null,"name":"Accident history of the Navion NAVION D","note":"","unit":"","url":"https://eflight.com/models/navion/navion-d#accidents"},{"count":null,"name":"Accidents by model, with rates per thousand registered","note":"","unit":"","url":"https://eflight.com/analytics/accidents-by-model"}],"relation":"compared in"},{"group":"Live","items":[{"count":null,"name":"Where N7TZ is now","note":"","unit":"","url":"https://eflight.com/live?q=N7TZ"}],"relation":"seen at"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"built_of":{"inherited_from_model":true,"material":"aluminium","name":"aluminium","note":null},"id":"N7TZ","maker":"Navion","model":"NAVION D","name":"Navion NAVION D N7TZ","state":"OH","type":"aircraft","url":"https://eflight.com/aircraft/N7TZ","year_built":1946},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}
