{"as_of":"2026-10-23","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":44847,"name":"Piper","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/piper"},{"count":82,"name":"Piper PA-39","note":"","unit":"registered","url":"https://eflight.com/models/piper/pa-39?variant=PA-39"},{"count":null,"name":"Built of aluminium","note":"","unit":"","url":"https://eflight.com/materials/aluminium"}],"relation":"made by"},{"group":"Engines","items":[{"count":68,"name":"Lycoming IO-320 series","note":"150 hp","unit":"of these aircraft","url":"https://eflight.com/engines/lycoming-io-320-series"},{"count":4,"name":"Lycoming IO-320-B1A","note":"160 hp","unit":"of these aircraft","url":"https://eflight.com/engines/lycoming-io-320-b1a"},{"count":4,"name":"Lycoming O-290 series","note":"140 hp","unit":"of these aircraft","url":"https://eflight.com/engines/lycoming-o-290-series"},{"count":1,"name":"Lycoming LIO-320-C1A","note":"160 hp","unit":"of these aircraft","url":"https://eflight.com/engines/lycoming-lio-320-c1a"},{"count":1,"name":"Lycoming IO-320-C1A","note":"160 hp","unit":"of these aircraft","url":"https://eflight.com/engines/lycoming-io-320-c1a"}],"relation":"powered by"},{"group":"Where they are","items":[{"count":10,"name":"Florida","note":"","unit":"of these aircraft","url":"https://eflight.com/states/FL"},{"count":5,"name":"Virginia","note":"","unit":"of these aircraft","url":"https://eflight.com/states/VA"},{"count":5,"name":"Georgia","note":"","unit":"of these aircraft","url":"https://eflight.com/states/GA"},{"count":4,"name":"Illinois","note":"","unit":"of these aircraft","url":"https://eflight.com/states/IL"},{"count":4,"name":"Delaware","note":"","unit":"of these aircraft","url":"https://eflight.com/states/DE"}],"relation":"registered in"},{"group":"Biggest operators","items":[{"count":3,"name":"Southern Aircraft Consultancy INC Trustee","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/southern-aircraft-consultancy-inc-trustee"},{"count":2,"name":"Qualitair LLC Trustee","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/qualitair-llc-trustee"},{"count":2,"name":"Plane Fun INC Tr Trustee","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/plane-fun-inc-tr-trustee"},{"count":1,"name":"Yank N Bank LLC","note":"","unit":"of these aircraft","url":"https://eflight.com/search?q=Yank N Bank LLC"},{"count":1,"name":"Vision Aircraft II LLC","note":"","unit":"of these aircraft","url":"https://eflight.com/search?q=Vision Aircraft II LLC"}],"relation":"owned by"},{"group":"Record","items":[{"count":13,"name":"NTSB accidents and incidents involving the PA-39","note":"4 fatal","unit":"cases since 1982","url":"https://eflight.com/models/piper/pa-39#accidents"},{"count":6,"name":"FAA filings this year on these aircraft","note":"4 loan or lien, 2 bill of sale","unit":"filings","url":""}],"relation":"involved in"},{"group":"Airworthiness","items":[{"count":28,"name":"FAA orders naming the PA-39","note":"","unit":"airworthiness directives","url":"https://eflight.com/models/piper/pa-39#airworthiness"},{"count":17,"name":"Failure reports filed on the PA-39","note":"","unit":"reports since 1995","url":"https://eflight.com/models/piper/pa-39#airworthiness"},{"count":312,"name":"Approved modifications for the PA-39","note":"","unit":"supplemental type certificates","url":"https://eflight.com/models/piper/pa-39#airworthiness"}],"relation":"subject to"},{"group":"Analytics","items":[{"count":null,"name":"Accidents by model, with rates per thousand registered","note":"","unit":"","url":"https://eflight.com/analytics/accidents-by-model"},{"count":null,"name":"The fleet by kind, state and age","note":"","unit":"","url":"https://eflight.com/analytics/fleet"},{"count":null,"name":"Biggest makers and model families","note":"","unit":"","url":"https://eflight.com/analytics/makers"}],"relation":"compared in"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"built_of":{"material":"aluminium","name":"aluminium","note":null},"id":"piper/pa-39","name":"Piper PA-39 Twin Comanche C/R","registered":82,"type":"model","url":"https://eflight.com/models/piper/pa-39","versions":1},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}
