STC SA1091GL
FAA DRS lists SA1091GL as Current · Reissued, held by Honeywell International Inc., for Boeing 747-100 Series and Boeing 747-200B Series. Recorded change: Installation of Grimes Floor Proximity Lighting System P/N 10-1309-21 or 10-1309-23. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA1091GL 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 747-100 Series and Boeing 747-200B Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related aircraft structures STCs
Altered the fuselage structure to incorporate enlarged windows.
FAA holder: Signature Flight Support Corporation
Installation of R&L cockpit window.
FAA holder: Signature Flight Support Corporation
The landing light mounting in each outer wing panel leading edge altered.
FAA holder: Signature Flight Support Corporation
Installation of picture window.
FAA holder: Signature Flight Support Corporation
FAA record reference
- STC number
- SA1091GL
- Product
- Aircraft · Large Multi-Engine
- Country
- United States
- Application date
- April 9, 1986
- Revision date
- June 4, 2007
- CFR references
- Part 21, Part 25