STC SA4-1647
FAA DRS lists SA4-1647 as Current · Reissued, held by Staggerwing Museum Foundation Inc., for Raytheon Aircraft C-45H. Recorded change: Installation of Janitrol Model S-25 Heater in each nacelle in the area over wing and behind firewall. 225 CFM ground blower left wing only. Limited to installation on model C-45H, serial number AF817 ONLY. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA4-1647 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: Raytheon Aircraft C-45H. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks