{"as_of":"2026-11-09","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":1,"name":"Eskildsen","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/eskildsen"}],"relation":"is a"},{"group":"Engine","items":[{"count":5245,"name":"Lycoming O-540 series","note":"250 hp","unit":"aircraft with this engine series","url":"https://eflight.com/engines/lycoming-o-540-series"}],"relation":"powered by"},{"group":"Owner","items":[{"count":16,"name":"Northern Aviation LLC","note":"","unit":"aircraft in the fleet","url":"https://eflight.com/fleets/northern-aviation-llc"}],"relation":"owned by"},{"group":"Place","items":[{"count":546,"name":"Palmer, AK","note":"","unit":"aircraft registered in this town","url":""},{"count":null,"name":"Butte Municipal","note":"AK1","unit":"","url":"https://eflight.com/airports/AK1"},{"count":null,"name":"Warren \"Bud\" Woods Palmer Municipal","note":"PAQ","unit":"","url":"https://eflight.com/airports/PAQ"},{"count":null,"name":"Finger Lake Seaplane Base","note":"99Z","unit":"","url":"https://eflight.com/airports/99Z"},{"count":null,"name":"Gooding Lake Seaplane Base","note":"2D3","unit":"","url":"https://eflight.com/airports/2D3"},{"count":9142,"name":"Alaska","note":"","unit":"aircraft registered","url":"https://eflight.com/states/AK"}],"relation":"registered in"},{"group":"Record","items":[{"count":null,"name":"Accident on November 17, 1990 at Carson City, NV: minor injuries, substantial damage","note":"","unit":"","url":"https://eflight.com/accidents/LAX91DXQ01"}],"relation":"involved in"},{"group":"Airworthiness","items":[{"count":29,"name":"FAA orders naming the Lycoming O-540 series","note":"","unit":"airworthiness directives","url":"https://eflight.com/engines/lycoming-o-540-series#airworthiness"},{"count":304,"name":"Failure reports on the Lycoming O-540 series","note":"","unit":"reports since 1995","url":"https://eflight.com/engines/lycoming-o-540-series#airworthiness"}],"relation":"subject to"},{"group":"Live","items":[{"count":null,"name":"Where N9QB is now","note":"","unit":"","url":"https://eflight.com/live?q=N9QB"}],"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":"N9QB","maker":"Eskildsen","model":"STEEN SKYBOLT","name":"Eskildsen STEEN SKYBOLT N9QB","state":"AK","type":"aircraft","url":"https://eflight.com/aircraft/N9QB","year_built":1975},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}