STC SA1604SO
FAA DRS lists SA1604SO as Current · Reissued, held by Phoenix Air Group Inc., for Learjet Learjet 36A, Learjet Learjet 35, and Learjet Learjet 35A (C-21A), and 3 more aircraft configurations. Recorded change: Installation of wing external stores attach points on the lower surface of both wings. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA1604SO 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: Learjet Learjet 36A, Learjet Learjet 35, and Learjet Learjet 35A (C-21A), and 3 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related aircraft structures STCs
Installation of lightweight window plugs.
FAA holder: LiteAir Aviation Products Inc
Operation of Air Operable Baggage Door at 25,000 ft.
FAA holder: Bighorn Airways Inc.
FAA record reference
- STC number
- SA1604SO
- Product
- Aircraft · Large Airplane
- Country
- United States
- Application date
- December 6, 1983
- Revision date
- May 29, 2024
- CFR references
- Part 25