STC SA3471WE
FAA DRS lists SA3471WE as Current · Reissued, held by Staggerwing Museum Foundation Inc., for Raytheon Aircraft E18S. Recorded change: Modification for increase in maximum weight approved for model E-18S, serial number BA20. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Modification for increase in maximum weight approved for model E-18S, serial number BA20.
SA3471WE 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 E18S. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Raytheon Aircraft E18S model, serial range, and configuration?
- 02Which limits, loading assumptions, performance data, and supplements apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
Related aircraft performance STCs
Gross weight increase for use with floats to be accomplished.
FAA holder: Acorn Welding Ltd.
Structural modifications necessary for the increase in maximum gross takeoff weight from 26,900 lbs to 29,000 lbs for STC SA3820SW - converted Douglas DC3C aircraft (specific models listed).
FAA holder: Braddick USA LLC
Installation of Mach Airspeed Warning Switch.
FAA holder: Associated Air Center, Inc. - c/o CT Corporation System
This STC has no configuration change. Performance flight tests were performed to reduce conservatism in the airplane flight manual, as documented in L-3 Flight Manual Supplement dated 22 April 2011 or later FAA/ODA approved revision.
FAA holder: L-3 Communications Integrated Systems LP