{"as_of":"2026-10-09","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Where","items":[{"count":null,"name":"Augusta, KS","note":"the town on the certificate","unit":"","url":""},{"count":null,"name":"Augusta Municipal","note":"3AU","unit":"","url":"https://eflight.com/airports/3AU"},{"count":5749,"name":"Kansas","note":"","unit":"aircraft registered","url":"https://eflight.com/states/KS"},{"count":53,"name":"Aircraft registered in Augusta","note":"","unit":"registered","url":"https://eflight.com/aircraft?city=Augusta&state=KS"}],"relation":"works in"},{"group":"Certificate","items":[{"count":null,"name":"FAA repair station certificate (Part 145)","note":"OS2R068L","unit":"","url":""}],"relation":"holds"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"certificate":"OS2R068L","city":"Augusta","country":"United States","id":"sigma-tek-inc","name":"Sigma Tek INC","state":"KS","type":"repair-station","url":"https://eflight.com/repair-stations/sigma-tek-inc"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}