Installation of Garmin GFC 600 Automatic Flight Control System.
FAA holder: Garmin International Inc.
Aircraft STC directory
Textron Aviation C90A STCs
The Jun 30, 2026 FAA DRS snapshot contains 38 selected supplemental type certificates with status Current whose public applicability data names the Textron Aviation C90A. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
38
listed Current at snapshot
27
holder directories
11
modification categories
May 14, 2026
latest recorded revision
Modification demand surface
Recorded holders
BHE & Associates LTD3Raisbeck Engineering Inc.3Garmin International Inc23S Certification LLC2Aviation Fabricators Inc2Lifeport, Inc2Luma Technologies LLC1Icarus Aero Inc.1Metrea Special Aerospace ISR Inc.1Acron Aviation Inc.1CiES Inc.1BLR Aerospace LLC.1Aero-Mach Wilco LLC1Avcon Industries Inc1Mid-Continent Instrument Co. Inc.1PWI Inc.1Goodrich Corporation1S-TEC Corporation1Honeywell International Inc1Teledyne Battery Products1
Recently revised C90A STCs
Showing the 38 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
Replacement of the Halon Type 1211 portable fire extinguisher with the Halotron BrX portable fire extinguisher.
FAA holder: Cessna Duesseldorf Citation Service Center GmbH
Installation of King Air Belly Payload Mount.
FAA holder: Icarus Aero Inc.
The Installation of the Parker-Meggitt iPRESS™ System.
FAA holder: 3S Certification LLC
Part Fabrication and Installation of Arm Ledge System and Table Assembly for aircraft cabin interior.
FAA holder: Aviation Fabricators Inc.
Installation of automatic dependent surveillance- broadcast( ADS-B) Out.
FAA holder: BHE & Associates Ltd.
Upgrade previously installed Collins Aerospace Radar Altimeter.
FAA holder: BHE & Associates Ltd.
Installation of exhaust gas extractors on Pratt & Whitney Canada PT6A-21, -28, -29, -34, -34B, -135, or -135A turboprop engines.
FAA holder: Metrea Special Aerospace ISR Inc.
Installation of winglets and related system changes.
FAA holder: BLR Aerospace LLC
Installation of the Garmin G1000 Integrated Avionics System and GFC 700 Automatic Flight Control System.
FAA holder: Garmin International Inc.
Installation of Butterfield Industries Oil Residue Collection System, kit Part Number BI 8030-1.
FAA holder: Raisbeck Engineering Inc.
Installation of Butterfield Industries Air/Oil Separator System, kit Part Number BI 8055-1.
FAA holder: Raisbeck Engineering Inc.
Installation of Window Shade Assembly as the replacement for OEM polarized window assemblies.
FAA holder: Aviation Fabricators Inc
Installation of a Mid-Continent MD835( ) Lithium Ion Battery.
FAA holder: Mid-Continent Instrument Co. Inc.
Installation of an S-TEC 01326 Digital Flight Control System (DFCS).
FAA holder: S-TEC Corporation
Installation of the Bendix/King KLN 90B Global Positioning System (GPS) for IFR enroute and approach operation.
FAA holder: Honeywell International Inc
Installation of the Send Solutions Airtext Router in 14 CFR Part 23 Aircraft.
FAA holder: 3S Certification LLC
Installation of Teledyne Battery Products P/N 7638-44 Lead-Acid Battery.
FAA holder: Teledyne Battery Products
Installation of an Auxiliary Aural Alert System.
FAA holder: Hawker Pacific Pty Ltd
Installation of the Hyperion/Orion LED wing tip and tail light assemblies.
FAA holder: KAD Aerospace Corp.
STC for the installation of a single Universal Avionics Radio Tuning Unit (RTU).
FAA holder: Textron Aviation Inc
Installation of an Avidyne EXP5000 Primary Flight Display (PFD).
FAA holder: Star Aviation