Installation of Airwolf Filter Corp. Air Oil Separator.
FAA holder: Airwolf Filter Corporation
Aircraft STC directory
The Jun 30, 2026 FAA DRS snapshot contains 44 selected supplemental type certificates with status Current whose public applicability data names the Hawker Beechcraft 58. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Showing the 44 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: Aircraft Components Inc
FAA holder: Garmin International Inc
FAA holder: D'Shannon Products Ltd.
FAA holder: Brittain Industries, Inc
FAA holder: Aerotech Components Inc
FAA holder: D'Shannon Products Ltd.
FAA holder: D'Shannon Products Ltd.
FAA holder: Mike Jones Aircraft Sales Inc.
FAA holder: Mike Jones Aircraft Sales Inc.
FAA holder: P2 Incorporated
FAA holder: Engine Technologies Inc
FAA holder: FFC Manufacturing
FAA holder: FFC Manufacturing
FAA holder: FFC Manufacturing
FAA holder: FFC Manufacturing
FAA holder: SRS Aviation LLC
FAA holder: Columbia Pacific Airlines