{"as_of":"2026-10-07","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Covers","items":[{"count":125,"name":"Franklin 4AC176B series","note":"","unit":"aircraft","url":"https://eflight.com/engines/franklin-4ac176b-series"}],"relation":"covers"},{"group":"Held by","items":[{"count":null,"name":"Franklin Sp. Z.O.O.","note":"","unit":"","url":"https://eflight.com/holders/franklin-sp-z-o-o"}],"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/AA7E533D4ABFB32486257BA6005661C8.0001","holder":"Franklin Sp. z.o.o.","id":"E-239","models":["4A4-85-B3","4A4-75-B2","4A4-75-A3","4A4-95-A2","4A4-85-B2","4A4-85-A3","4A4-95-A3","4A4-100-B3","4A4-75-B3","4A4-75-A2","4A4-95-B2","4A4-95-B3","4A4-100-B2","4A4-85-A2"],"name":"Type certificate E-239","product_type":"Engine","type":"certificate","url":"https://eflight.com/certificates/E-239"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}