{"as_of":"2026-10-07","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Held by","items":[{"count":null,"name":"Gladden Products CORP.","note":"","unit":"","url":"https://eflight.com/holders/gladden-products-corp"}],"relation":"held by"},{"group":"More","items":[{"count":null,"name":"Every type certificate","note":"","unit":"","url":"https://eflight.com/certificates"},{"count":null,"name":"Who holds what","note":"","unit":"","url":"https://eflight.com/holders"}],"relation":"see also"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"faa_document":"https://drs.faa.gov/browse/excelExternalWindow/49ED4BC31C7BD8CF8525670C00699B49.0001","holder":"Gladden Products Corp.","id":"TC 153","models":["Kinner R-55","Kinner R-5 Series 2","Kinner R-56"],"name":"Type certificate TC 153","product_type":"Engine","type":"certificate","url":"https://eflight.com/certificates/TC 153"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}