Aircraft STC directory
Piper Aircraft PA-23-250 STCs
The Jun 30, 2026 FAA DRS snapshot contains 34 selected supplemental type certificates with status Current whose public applicability data names the Piper Aircraft PA-23-250. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Modification demand surface
Recorded holders
Recently revised PA-23-250 STCs
Showing the 34 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
Installation of the MT-Propeller Entwicklung GmbH model MTV-12-B-C-F/CF188-53() propeller.
FAA holder: MT-Propeller Entwicklung GmbH
Installation of the Integrated Back-up Battery System (IBBS).
FAA holder: TCW Technologies LLC
Installation of Electroair Back Up Battery Panel System Control.
FAA holder: Electroair Aquisition Corp.
Installation of BendixKing by Honeywell KSN 770 and KSN 765 WAAS LPV approach capable nav/comm systems.
FAA holder: Honeywell International Inc (Bendix King)
Installation of a SkyTrax100B UAT receiver.
FAA holder: Avidyne Corporation
Installation of BendixKing KA 310 Autopilot Adapter.
FAA holder: Honeywell International Inc
Installation of the Honeywell KFD 840 Primary Flight Display System.
FAA holder: Honeywell International Inc
Installation of freon air-conditioner.
FAA holder: Air Comm Corporation
Installation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) System.
FAA holder: Garmin International Inc.
Cutting and reattaching the left and right lower engine cowling with AN 2700-4 cam locks.
FAA holder: Artic Barnabas Ministries
Installation of Spookfish Camera Pod per SF04-MDL-0001 Issue 1 dated May 24, 2017, or later.
FAA holder: Spookfish Aviation Pty Ltd
Installation of dual hydraulic pump.
FAA holder: Sierra Industries Ltd.
Installation of a FreeFlight 1201 GPS receiver, with an Avidyne AXP340 Transponder, for ADS-B Out.
FAA holder: Trego Dugan Aviation
Installation of pneumatic de-icer timer kit.
FAA holder: BE Aerospace Inc. DBA SMR Technologies, Inc.
Installation of Brittain Industries, Inc. New Matic Pitch Assist Model PC-1.
FAA holder: Brittain Industries, Inc
Installation of C&D Associates Combustion Heater Kit.
FAA holder: Hartzell Engine Technologies, LLC
Installation of Garmin GTS 825 (TAS) or GTS 855 (TCAS I) Traffic System.
FAA holder: Garmin International Inc
Installation of 718-1 instrument panel assembly or optional 718-3 assembly.
FAA holder: Apache Modification Aircraft Corporation
Installation of Brittain Industries Model B-4 Flight Control System.
FAA holder: Brittain Industries, Inc
Installation of Brittain Industries, Inc. Model B2C Flight Control System.
FAA holder: Brittain Industries, Inc
Installation of composite aft spinner bulkhead and/or composite spinner.
FAA holder: TCB Composite Co.
Installation of Oilamatic preoiler system.
FAA holder: Oilamatic Inc
Installation of DeVore vertical tail floodlights on upper surface of stabilator.
FAA holder: DeVore Aviation Corporation of America, a New Mexico Corporation