STC SA4-1323
FAA DRS lists SA4-1323 as Current · Reissued, held by Staggerwing Museum Foundation Inc., for Raytheon Aircraft C18S, Raytheon Aircraft 3N, and Raytheon Aircraft 3NM, and 7 more aircraft configurations. Recorded change: Installation of stair type entrance door, rectangular windows and outside opening baggage compartment. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of stair type entrance door, rectangular windows and outside opening baggage compartment.
SA4-1323 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 C18S, Raytheon Aircraft 3N, and Raytheon Aircraft 3NM, and 7 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Raytheon Aircraft C18S and Raytheon Aircraft 3N, and 8 more aircraft configurations model, serial range, and configuration?
- 02Which configuration, loads, materials, inspections, and damage limits 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 structures STCs
Installation of Bick Airstair door.
FAA holder: PMA Design & Manufacturing Inc.
Attachment of fabric covering and wing leading edge.
FAA holder: C William Pancake Jr
Installation of Brittain Industries 20-gallon wing tip tanks.
FAA holder: General Aviation Modifications Inc..
Increase in allowable gross weight from 2850 to 3100 pounds per STC SA4-915 when equipped with 20 gallon wing-tip tanks (Brittain Aircraft P/N 1000) installed.
FAA holder: General Aviation Modifications Inc.