SA02268CH (PAGE 6)Other aircraft modifications
Installation of Airwolf Filter Corp. Air Oil Separator.
FAA holder: Airwolf Filter Corporation
Aircraft STC directory
Boeing C54E-DC STCs
The Jun 30, 2026 FAA DRS snapshot contains 7 selected supplemental type certificates with status Current whose public applicability data names the Boeing C54E-DC. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
7
listed Current at snapshot
3
holder directories
3
modification categories
Jun 4, 2020
latest recorded revision
Modification demand surface
Other aircraft modifications5
Electrical systems1
Landing gear and brakes1
Recently revised C54E-DC STCs
Showing the 7 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
ST02468AKElectrical systems
Installation of a 3 generator electrical system.
FAA holder: Alaska Air Fuels Inc
SA3298WEOther aircraft modifications
Bendix wheels and brakes installation.
FAA holder: United Aeronautical Corporation
ST02435AKOther aircraft modifications
Installation of four Boeing bulk liquid tanks.
FAA holder: Alaska Air Fuel
ST334CHOther aircraft modifications
Installation of Superflite 102 fabric.
FAA holder: Aviation Products Systems Inc.
ST02325AKOther aircraft modifications
Installation of four Boeing bulk liquid tanks.
FAA holder: Alaska Air Fuel