Installation of a folding stair in the main entrance for models equipped with a side-hinged main door.
FAA holder: Worldwide Aviation Engineering LLC
Aircraft STC directory
The Jun 30, 2026 FAA DRS snapshot contains 9 selected supplemental type certificates with status Current whose public applicability data names the Yaborã Indústria Aeronáutica SA EMB-135ER. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Showing the 9 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
FAA holder: Worldwide Aviation Engineering LLC
FAA holder: C&L Engineering Services, LLC.
FAA holder: Safran Cabin Germany Gmbh
FAA holder: Delta Engineering Corporation
FAA holder: Embraer Engineering & Technology Center - USA Inc.
FAA holder: Embraer Engineering & Technology Center - USA Inc.
FAA holder: STG Aerospace Ltd
FAA holder: HAECO Cabin Solutions LLC