STC SA4-229
FAA DRS lists SA4-229 as Current · Reissued, held by American Navion Society, for Navion Aircraft Navion A (Army L-17B and L-17C), Navion Aircraft Navion B, and Navion Aircraft Navion (Army L-17A). Recorded change: 1. Removal or original step and installing Retractable step and handle. 2. Installation in accordance with Robert Douthitt s Sheet number 1 to Sheet number 10 and Installation Instructions. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA4-229 identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.
Applicability
Aircraft named in FAA DRS
Named aircraft: Navion Aircraft Navion A (Army L-17B and L-17C), Navion Aircraft Navion B, and Navion Aircraft Navion (Army L-17A). Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
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