SA800EAOther aircraft modifications
Installation of Whelen Anti-Collision, Position, or Anti-Collision/Position Light System, and applicable associated power supplies.
FAA holder: Whelen Aerospace Technologies
Aircraft STC directory
Beechcraft 58 STCs
The Jun 30, 2026 FAA DRS snapshot contains 24 selected supplemental type certificates with status Current whose public applicability data names the Beechcraft 58. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
24
listed Current at snapshot
13
holder directories
6
modification categories
Jun 12, 2026
latest recorded revision
Modification demand surface
Other aircraft modifications14
Avionics3
Aircraft connectivity3
Flight controls2
Fuel systems1
Landing gear and brakes1
Recorded holders
Hartzell Engine Technologies, LLC3Brittain Industries, Inc2Aircraft Components Inc2Avidyne Corporation2Whelen Aerospace Technologies1FreeFlight Systems1Air Comm Corporation1D'Shannon Products Ltd.1Storehouse LLC1Marsh Brothers Aviation Inc1Rosen Sunvisor Systems LLC1Spoilers Inc1Champion Aerospace LLC1
Recently revised 58 STCs
Showing the 24 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SA02386AKOther aircraft modifications
Replacement of existing landing and/or taxi light reflector and bulbs with Light Emitting Diode (LED) lighting systems.
FAA holder: AeroLED's Holding LLC
SA02426AKAvionics
Approval of the FreeFlight FDL-978-TX ADS-B system installed.
FAA holder: FreeFlight Systems
SA94RMOther aircraft modifications
Installation of freon-type air conditioning system.
FAA holder: Air Comm Corporation
SA4553SWOther aircraft modifications
Installation of Brittain Model NAV Flite IV Model BI-825 system or B5C Model BI826 system.
FAA holder: Brittain Industries, Inc
SA01816WIAvionics
Installation of an ADS-B compliant system, comprised of a Garmin GTX 330 Mode S Transponder and a Free Flight 1201 GPS receiver.
FAA holder: Trego Dugan Aviation
SA11172SCAircraft connectivity
Installation of an ADS600-B Automatic Dependent Surveillance-Broadcast (ADS-B) Universal Access Transceiver (UAT) and Global Positioning System (GPS) antenna.
FAA holder: NavWorx Inc
SA00149BOOther aircraft modifications
Installation of Aircraft Components, Inc. Volt and Vac Alert System, P/N 2044-1.
FAA holder: Aircraft Components Inc
SA04251ATAircraft connectivity
Installation of a GlobalStar Antenna and Handset Cradle Provisions in Beechcraft Model 58/58A Series Aircraft.
FAA holder: Globalstar
SA00944CHOther aircraft modifications
Replace Janitrol combustion heater Model 81D94-X (XX) with C&D Associates combustion heater Model CD25K, CD35K, and CD45K.
FAA holder: Hartzell Engine Technologies, LLC
SA01945CHOther aircraft modifications
Installation of C&D Associates Combustion Heater Kit 13 P/N CD14050K13.
FAA holder: Hartzell Engine Technologies, LLC
SA03334CHOther aircraft modifications
Installation of C&D combustion heater P/N CD14193-1.
FAA holder: Hartzell Engine Technologies, LLC
SA03658ATOther aircraft modifications
Installation of a Voice Alert System to incorporate as primary annunciators for stall and gear warnings.
FAA holder: Aircraft Components Inc
SA02467ATFlight controls
Replacement of electrical cowl flap system with manual cowl flap system.
FAA holder: Aero Crafter Products Inc.
SA00269BOAircraft connectivity
Installation of Avidyne Corporation TWX 670 Tactical Weather Detection System P/N 850-00026-000-( ) consisting of Avidyne Processor P/N 700-00033-000-( ), Sensor Systems Inc. Antenna P/N S72-1715-1 with doubler plate P/N S72-171530-1, and Avidyne Mounting Tray P/N 700-00034-000.
FAA holder: Avidyne Corporation
SA00789LAOther aircraft modifications
Installation of Clear View Sunvisor.
FAA holder: Vantage Associates Inc
SA662WEOther aircraft modifications
Installation of Brittain Industries, Inc., Model B1-400 Hi-Lo Sensitivity Adaptor.
FAA holder: Brittain Industries, Inc
SA03342NYLanding gear and brakes
Installation of the replacement to the OEM landing gear door hinge bushings.
FAA holder: Marsh Brothers Aviation Inc
SA3599NMOther aircraft modifications
Installation of cockpit sunvisor assemblies.
FAA holder: Rosen Sunvisor Systems LLC
SA5777NMFlight controls
Installation of Spoilers, Inc., Model SP10000 hydraulic actuated wing spoiler system.
FAA holder: Spoilers Inc
SA00290BOAvionics
Installation of Avidyne Corporation Part Number 700-00167-XXX Multi-Function Display and Mounting Tray Assembly Part Number 700-00168-XXX.
FAA holder: Avidyne Corporation
SA593CH (PAGE 2)Other aircraft modifications
Install Champion SlickSTART magneto booster system.
FAA holder: Champion Aerospace LLC