STC SA604SW
FAA DRS lists SA604SW as Current · Reissued, held by Signature Flight Support Corporation, for Boeing DC3A-S1C3G, Boeing DC3A-S1CG, and Boeing DC3A-S4C4G, and 7 more aircraft configurations. Recorded change: Installation of fuel flow system. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA604SW 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: Boeing DC3A-S1C3G, Boeing DC3A-S1CG, and Boeing DC3A-S4C4G, and 7 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
Related fuel systems STCs
Installation of 140-gallon outer panel fuel tank.
FAA holder: Signature Flight Support Corporation
Installed outer wing panel fuel tanks.
FAA holder: Signature Flight Support Corporation
Replacement of auxiliary fuel boost pumps.
FAA holder: Parker Hannifin Corporation, Airborne Division