{"as_of":"2026-10-08","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Where","items":[{"count":null,"name":"Rockford, IL","note":"the town on the certificate","unit":"","url":""},{"count":null,"name":"Cottonwood Airport","note":"1C8","unit":"","url":"https://eflight.com/airports/1C8"},{"count":8032,"name":"Illinois","note":"","unit":"aircraft registered","url":"https://eflight.com/states/IL"},{"count":88,"name":"Aircraft registered in Rockford","note":"","unit":"registered","url":"https://eflight.com/aircraft?city=Rockford&state=IL"}],"relation":"works in"},{"group":"Certificate","items":[{"count":null,"name":"FAA repair station certificate (Part 145)","note":"4A9R752C","unit":"","url":""},{"count":6,"name":"Other locations of Aar Aircraft Services, INC","note":"","unit":"certificates","url":"https://eflight.com/repair-stations/aar-aircraft-services-inc-4a9r752c#locations"}],"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":"4A9R752C","city":"Rockford","country":"United States","id":"aar-aircraft-services-inc-4a9r752c","name":"Aar Aircraft Services, INC","state":"IL","type":"repair-station","url":"https://eflight.com/repair-stations/aar-aircraft-services-inc-4a9r752c"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}