SA04051CHAvionics
Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders.
FAA holder: CMD Flight Solutions LLC
Aircraft STC directory
Beechcraft C90A STCs
The Jun 30, 2026 FAA DRS snapshot contains 13 selected supplemental type certificates with status Current whose public applicability data names the Beechcraft C90A. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
13
listed Current at snapshot
7
holder directories
5
modification categories
May 28, 2024
latest recorded revision
Modification demand surface
Other aircraft modifications6
Avionics3
Cabin and interiors2
Propellers1
Fuel systems1
Recently revised C90A STCs
Showing the 13 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SA02855CHOther aircraft modifications
Installation of weather modification equipment for the purpose of modifying weather conditions.
FAA holder: Fargo Jet Center LLC
SA01806WIOther aircraft modifications
Modification of Rockwell Collins TCAS II System Installation with DC powered TCAS Transmitter Receiver Processor.
FAA holder: Rockwell Collins Inc
SA01946LAAvionics
Installation of Blackhawk Ultra Electronics Engine Instrument.
FAA holder: Blackhawk Modifications Inc.
SA03507NYPropellers
The installation of MT-Propeller Entwicklung GmbH's Model# MTV-27-1-E-C-F-R(P)/CFR210-58d 5-Blade propeller.
FAA holder: MT- Propeller Entwicklung GmbH
SA2673CECabin and interiors
Installation of approved stretcher on seat rails.
FAA holder: Aviation Fabricators Inc
SA03527NYAvionics
Installation of Universal Avionics UNS-1Lw Flight Management System (FMS) and Bendix/King KGP 560-02 Enhanced Ground Proximity Warning System (EGPWS).
FAA holder: Avionik Straubing GmbH
SA10341SCOther aircraft modifications
Installation of Pratt & Whitney Canada PT6A-135A engines and/or Hartzell four bladed HC-D4N-3C/D9290(S,K) or HCE4N- 3N/D8990S(K) propellers.
FAA holder: Blackhawk Modifications Inc.
SA09840ACOther aircraft modifications
Reduce maximum number of seats to 9 or less passenger seats.
FAA holder: Fixed Wing Consulting, Wade Neiswender
SA02717NY PAGE 2Other aircraft modifications
Installation of VoiceFlight Systems LLC VFS101 Speech Recognition Module.
FAA holder: VoiceFlight Systems LLC
SA01335AT-DFuel systems
Installation of replacement fuel cell assemblies.
FAA holder: FFC Manufacturing
SA2740SWOther aircraft modifications
Installation of P&W Canada PT6A-135 engines and bleed air conditioning and pressurization system.
FAA holder: Blackhawk Modifications Inc.