{"as_of":"2026-10-05","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Held by","items":[{"count":null,"name":"Hartzell Propeller INC.","note":"","unit":"","url":"https://eflight.com/holders/hartzell-propeller-inc"}],"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/2C42CB3A63C9ABA6852567120046006B.0001","holder":"Hartzell Propeller Inc.","id":"P-845","models":["HC-12X20-7","HC-12X20-5","HC-12X20-6","HC-12X20-4","HC-12X20-9","HC-12X20-3","HC-12X20-2","HC-12X20-1","HC-12X20-8"],"name":"Type certificate P-845","product_type":"Propeller","type":"certificate","url":"https://eflight.com/certificates/P-845"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}