Installation of Airwolf Filter Corp. Air Oil Separator.
FAA holder: Airwolf Filter Corporation
Aircraft STC directory
The Jun 30, 2026 FAA DRS snapshot contains 32 selected supplemental type certificates with status Current whose public applicability data names the Hawker Beechcraft 58A. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Showing the 32 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
FAA holder: Airwolf Filter Corporation
FAA holder: Seaton Engineering Corp.
FAA holder: Textron Aviation Inc
FAA holder: True Lock LLC
FAA holder: Aircraft Components Inc
FAA holder: Garmin International Inc
FAA holder: D'Shannon Products Ltd.
FAA holder: ASTRONICS - LSI
FAA holder: Brittain Industries, Inc
FAA holder: D'Shannon Products Ltd.
FAA holder: D'Shannon Products Ltd.
FAA holder: D'Shannon Products Ltd.
FAA holder: D'Shannon Products Ltd.
FAA holder: Superior Panel Technology
FAA holder: D'Shannon Products Ltd.
FAA holder: D'Shannon Products Ltd.
FAA holder: SRS Aviation LLC
FAA holder: Chippewa Aerospace, Inc.
FAA holder: Mike Jones Aircraft Sales Inc.
FAA holder: Mike Jones Aircraft Sales Inc.
FAA holder: BAS Inc
FAA holder: AvTek
FAA holder: P2 Incorporated
FAA holder: Engine Technologies Inc
FAA holder: FFC Manufacturing
FAA holder: Micro AeroDynamics Inc
FAA holder: SRS Aviation LLC
FAA holder: Garmin AT Inc.
FAA holder: Columbia Pacific Airlines
FAA holder: DER Associates Ltd.