{"as_of":"2026-11-05","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":1,"name":"Kallenbach Ryan K","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/kallenbach-ryan-k"}],"relation":"is a"},{"group":"Engine","items":[{"count":28,"name":"Corvair (converted) GO-140","note":"145 hp","unit":"aircraft with this engine series","url":"https://eflight.com/engines/corvair-converted-go-140"}],"relation":"powered by"},{"group":"Place","items":[{"count":25,"name":"Ridgeland, WI","note":"","unit":"aircraft registered in this town","url":""},{"count":6163,"name":"Wisconsin","note":"","unit":"aircraft registered","url":"https://eflight.com/states/WI"}],"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/N899RK#records-check"}],"relation":"involved in"},{"group":"Live","items":[{"count":null,"name":"Where N899RK is now","note":"","unit":"","url":"https://eflight.com/live?q=N899RK"}],"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":"N899RK","maker":"Kallenbach Ryan K","model":"PIETENPOL AIRCAMPER","name":"Kallenbach Ryan K PIETENPOL AIRCAMPER N899RK","state":"WI","type":"aircraft","url":"https://eflight.com/aircraft/N899RK","year_built":2013},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}