{"as_of":"2026-11-06","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":3,"name":"Murray Stephen H","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/murray-stephen-h"}],"relation":"is a"},{"group":"Engine","items":[{"count":258,"name":"Lycoming O-320-E2D","note":"150 hp","unit":"aircraft with this engine series","url":"https://eflight.com/engines/lycoming-o-320-e2d"}],"relation":"powered by"},{"group":"Place","items":[{"count":4,"name":"Flat Rock, NC","note":"","unit":"aircraft registered in this town","url":""},{"count":7120,"name":"North Carolina","note":"","unit":"aircraft registered","url":"https://eflight.com/states/NC"}],"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/N284SM#records-check"}],"relation":"involved in"},{"group":"Airworthiness","items":[{"count":18,"name":"FAA orders naming the Lycoming O-320-E2D","note":"","unit":"airworthiness directives","url":"https://eflight.com/engines/lycoming-o-320-e2d#airworthiness"},{"count":494,"name":"Failure reports on the Lycoming O-320-E2D","note":"","unit":"reports since 1995","url":"https://eflight.com/engines/lycoming-o-320-e2d#airworthiness"}],"relation":"subject to"},{"group":"Live","items":[{"count":null,"name":"Where N284SM is now","note":"","unit":"","url":"https://eflight.com/live?q=N284SM"}],"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":null,"id":"N284SM","maker":"Murray Stephen H","model":"RV-4","name":"Murray Stephen H RV-4 N284SM","state":"NC","type":"aircraft","url":"https://eflight.com/aircraft/N284SM","year_built":2026},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}
