SR01776SERotorcraft modifications
Fabrication, installation, and maintenance of the Isolair Helicopters, Inc., Model 9002 High Cross tubes.
FAA holder: Isolair Inc.
Aircraft STC directory
Bell Helicopter Textron 205A STCs
The Jun 30, 2026 FAA DRS snapshot contains 94 selected supplemental type certificates with status Current whose public applicability data names the Bell Helicopter Textron 205A. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
94
listed Current at snapshot
39
holder directories
13
modification categories
Feb 6, 2025
latest recorded revision
Modification demand surface
Other aircraft modifications50
Cargo and special mission9
Aircraft structures8
Landing gear and brakes7
Cabin and interiors4
Fuel systems4
Engine and powerplant3
Rotorcraft modifications2
Electrical systems2
Avionics2
Propellers1
Safety and emergency equipment1
Aircraft connectivity1
Recorded holders
Dart Aerospace Limited18Bell Helicopter Textron Inc.11Apical Industries, Inc. dba Dart Aerospace5Alpine Aerotech LP4Onboard Systems International4Hillsboro Aviation Inc4Dart Aerospace USA Inc.3AEM USA Inc.3AKV Inc.2Eagle Copters Ltd2VIH Aerospace Inc2Alpine Aerotech Ltd2Isolair Inc.1BLR Aerospace LLC.1Boost Human External Cargo Systems Inc.1Helicopter Technology Co1Dart Aerospace Ltd.1Spectrum Aeromed LLC dba Spectrum Aeromed1OLYMPIC AERO SERVICES INC.1Associated Air Center, Inc. - c/o CT Corporation System1
Recently revised 205A STCs
Showing the 94 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SR00141IBOther aircraft modifications
Installation of the Aft Pedestal Stowage Compartment.
FAA holder: Alpine Aerotech LP
SH4056NMAircraft structures
Installation of pneumatic door actuators.
FAA holder: Dart Aerospace USA Inc.
SR01865SEOther aircraft modifications
Fabrication and installation of FastFin System.
FAA holder: BLR Aerospace LLC.
SR02270SEOther aircraft modifications
Fabrication and installation of Geneva Aviation Audio System.
FAA holder: AEM USA Inc.
SR02407SEOther aircraft modifications
Installation of Geneva Aviation 28 - 14 VDC Power Converter.
FAA holder: AEM USA Inc.
SR02444SEOther aircraft modifications
Installation of P178 Failsafe Audio Mixer.
FAA holder: AEM USA Inc.
SR04615NYCargo and special mission
Installation of the Human External Cargo (HEC) Suspension Line Kit.
FAA holder: Boost Human External Cargo Systems Inc.
SH5737NMCargo and special mission
Replacement of Bell magnesium cargo hook bumper and ring Part Nos. 204-072-901-1 or -3, and 204-072-905-3, respectively, with Onboard bumper ring kit No. 210-092-00. Fabrication of Onboard Systems Model 210-092-00 bumper ring kit.
FAA holder: Onboard Systems International
SH5758NMElectrical systems
Fabrication of the Onboard Model 200-095-00 Multi-Channel Electrical Slip-Ring Kit.
FAA holder: Onboard Systems International
SR00699SECargo and special mission
Fabrication of Onboard Systems Model 200-246-00 cargo hook kit.
FAA holder: Onboard Systems International
SR02492LAPropellers
Installation of a Helicopter Technology Company main rotor blade assembly.
FAA holder: Helicopter Technology Co
SR00937NYCabin and interiors
Installation of Vertical Reference Door with left seat operation provisions.
FAA holder: Dart Aerospace Ltd.
SA01213CHCargo and special mission
Install air ambulance conversion in accordance with Spectrum Aeromed Inc. Drawings as listed on AML SA01213CH, or later FAA approved revision.
FAA holder: Spectrum Aeromed LLC dba Spectrum Aeromed
SR01583SEOther aircraft modifications
Fabrication and installation of Dart D412-742 Float Skidtube.
FAA holder: Dart Aerospace USA Inc.
SR02233SEOther aircraft modifications
Fabrication of the Dart D205-803/D212-803 LH Pilot in Command Kits.
FAA holder: Dart Aerospace USA Inc.
SR02596SEOther aircraft modifications
Installation of Olympic Aero Services, Inc. Additional Telemetry Unit (ATU).
FAA holder: OLYMPIC AERO SERVICES INC.
SR04156NYOther aircraft modifications
Installation, maintenance and affectivity of replacement composite driveshaft covers.
FAA holder: Trinity Aviation Services Limited
SH4619SWSafety and emergency equipment
Push-out type emergency escape window.
FAA holder: Associated Air Center, Inc. - c/o CT Corporation System
SR02868NYAircraft structures
Installation of Exterior Door Handle Kits.
FAA holder: Alpine Aerotech LP
SR03408CHOther aircraft modifications
Install Airwolf Aerospace, LLC Tension-Torsion Strap Assemblies, P/N AA-204-310-101-101 or AA-204-310-101-103.
FAA holder: Airwolf Aerospace LLC
SR02238AKAvionics
Installation of Chelton Flight Systems FlightLogic EFIS.
FAA holder: Genesys Aerosystems, Inc.
SR02413LAOther aircraft modifications
Installation of an AKV, Inc Exceedence and Trend Monitoring System kit P/N ETM1000.
FAA holder: AKV Inc.
SR02289LAOther aircraft modifications
Installation of Apical Industries, Inc. Cable Cutters Kit.
FAA holder: Apical Industries, Inc. dba Dart Aerospace
SH5949SWOther aircraft modifications
Installation of nine place forward facing seats.
FAA holder: RSG Products
SR03752NYOther aircraft modifications
Installation of Main Rotor Tie Down.
FAA holder: Dart Aerospace Limited
ST04270ATOther aircraft modifications
Install the VTOL ASSALT V3 Windscreen Laminate Kit.
FAA holder: VTOL LLC
SH2691NMAircraft structures
Fabrication, installation, and maintenance of the Vertical Reference Door.
FAA holder: Hillsboro Aviation Inc
SH4305NMOther aircraft modifications
Installation of Centrisep AE-A170-5, -6, or -7 Air Cleaners.
FAA holder: Hillsboro Aviation Inc
SH5797NMEngine and powerplant
Installation, maintenance, and operation of an engine wash kit.
FAA holder: Hillsboro Aviation Inc
SR01226SEOther aircraft modifications
Fabrication, installation and maintenance of this Left or Right Hand Pilot in Command modification.
FAA holder: Hillsboro Aviation Inc
SR01884ATOther aircraft modifications
Installation of Retractable Hardpoints System.
FAA holder: Bell Helicopter Textron Inc.
SH1789SWElectrical systems
Foxtronics/Tramm BTI 600 nickel cadmium battery temperature system.
FAA holder: FoxCart GSE, LLC
SR03659NYOther aircraft modifications
Installation of NAT AMS43 TSO Audio System.
FAA holder: Maxcraft Avionics Ltd.
SR00876SEOther aircraft modifications
Fabrication of either the Ag-Air Systems Model 35000 or Model 35250 Auxiliary Hydraulic Power Take Off System.
FAA holder: Kawak Aviation Technologies Inc
SH3808SWOther aircraft modifications
Installation of tail light fairing assembly ERA Dwg. 41233-100-100, detail of tail light fairing assembly on ERA Dwg. 41233-100-001.
FAA holder: Apical Industries Inc. dba Dart Aerospace
SR03371CHOther aircraft modifications
Installation of NASI Supplemental Air Conditioning Module.
FAA holder: National Aircraft Service Inc
SR03461NYOther aircraft modifications
Installation of Dual Hydraulic Collective Control System.
FAA holder: Eagle Copters Ltd
SH3890SWLanding gear and brakes
Installation of 155 gallon capacity external auxiliary fuel system on high skid landing gear configured helicopters or 140/145-gallon capacity external auxiliary fuel system on low skid landing gear configued helicopters.
FAA holder: Apical Industries, Inc. dba Dart Aerospace
SH7436SWLanding gear and brakes
Installation of 145 gallon capacity or 140 gallon capacity external auxiliary fuel tanks on low skid landing gear.
FAA holder: Apical Industries, Inc. dba Dart Aerospace
SR09062RCFuel systems
Installation of external auxiliary fuel system.
FAA holder: Apical Industries, Inc. dba Dart Aerospace
SR02707NYOther aircraft modifications
Installation of Marathon PC-251 or KGS SPC-10 Solid State Inverters.
FAA holder: Rilpa Enterprises, Ltd
SR02989NYCargo and special mission
Installation of the Cargo Hook Retainer.
FAA holder: VIH Aerospace Inc
SR01742NYLanding gear and brakes
Installation of extended height landing gear.
FAA holder: Dart Aerospace Limited
SR02842NYAircraft structures
Installation of Sliding Door Pop Out Windows.
FAA holder: Alpine Aerotech LP
SH3174SOOther aircraft modifications
Fabrication and installation of a Frahm vibration absorber.
FAA holder: Bell Helicopter Textron Inc.
SH3260SOLanding gear and brakes
Installation of replacement skid tubes.
FAA holder: Bell Helicopter Textron Inc.
SH3310SO-DOther aircraft modifications
Installation of replacement windows.
FAA holder: Bell Helicopter Textron Inc.
SH3712SWOther aircraft modifications
Installation of replacement windshield.
FAA holder: Bell Helicopter Textron Inc.
SH5689SWAircraft structures
Installation of retrofit kit, push out window.
FAA holder: Bell Helicopter Textron Inc.
SH198ALOther aircraft modifications
Installation of Airglas L8500 or L8500A skis.
FAA holder: Airglas Inc.
SR03100NYOther aircraft modifications
Installation of an Electric Attitude Indicator.
FAA holder: VIH Aerospace Inc
SR00632SECargo and special mission
Fabrication of Mechanical Specialties, Inc. Model 606 cargo hook in accordance with FAA approved Mechanical Specialties Master Drawing List No. 606 MOL, Revision "C," dated August 6, 1998, or later FAA approved revision: and installation of this cargo hook.
FAA holder: Mechanical Specialties Inc
SR00179ATAircraft structures
Installation of replacement door handle.
FAA holder: Bell Helicopter Textron Inc.
SR00646ATLanding gear and brakes
Installation of replacement low skid landing gear crosstubes.
FAA holder: Bell Helicopter Textron Inc.
SR03044NYLanding gear and brakes
Installation of Skid Tube Rub Strips.
FAA holder: Alpine Aerotech Ltd
SR01052ATLanding gear and brakes
Installation of replacement high skid landing gear crosstubes.
FAA holder: Bell Helicopter Textron Inc.
SH261WECargo and special mission
Installation of an external load attachment mechanism in accordance with FAA Approved USDA Forest Service Master Drawing List and Rotorcraft Flight Manual Supplements, per Approved Model List SH261WE, and all subsequent FAA approved revisions to these documents.
FAA holder: USDA Forest Service
SR02020ATOther aircraft modifications
Manufacture of Air Deflector in accordance with Aeronautical Accessories, Inc. Drawing List Report No. AA-98158, no revision, dated November 11, 1998, or later FAA approved revisions, and installation per Aeronautical Accessories, Inc. Report AA-98101, no revision, dated October 29, 1998, or later FAA approved revisions.
FAA holder: Bell Helicopter Textron Inc.
SR00446ATOther aircraft modifications
Installation of Flitestep.
FAA holder: Bell Helicopter Textron Inc.
SH4751NMCargo and special mission
Fabrication of Onboard Weighing Systems Model E-47 Cargo Hook Load Cell System.
FAA holder: Onboard Systems International
SH3720NMOther aircraft modifications
Installation of closed circuit refueling receiver P/N 750000-5. (204B S/N 2026 AND UP).
FAA holder: AeroControlex Group Inc
SR02204LAOther aircraft modifications
Installation of an AKV, INC. N1/N2 Cycle Counter, PN UH1T53CC.
FAA holder: AKV Inc.
SR00103SEOther aircraft modifications
Installation of Aviation Development Corporation oil filter.
FAA holder: Aviation Development Corporation
SR02692NYOther aircraft modifications
Installation of Protective Trim Kits.
FAA holder: Dart Aerospace Limited
SR02683NYOther aircraft modifications
The installation of the SkyTrax3 Asset Tracking System must be performed.
FAA holder: GMC Guardian Mobility Corporation
SR01298NYOther aircraft modifications
Installation of replacement crosstubes P/N D212-664.
FAA holder: Dart Aerospace Limited
SR00563NYOther aircraft modifications
Installation of Skidtubes and associated saddles.
FAA holder: Dart Aerospace Limited
SR00593NYOther aircraft modifications
Installation of Dart Aerospace fixed step.
FAA holder: Dart Aerospace Limited
SH975NECargo and special mission
Installation of Dart Aerospace Ltd. Cargo Mirror in accordance with FAA Approved Model List (AML) SH975NE.
FAA holder: Dart Aerospace Limited
SR02492NYCabin and interiors
The installation of Cabin Floor Protector Kits.
FAA holder: Dart Aerospace Limited
SR02475NYAircraft connectivity
The installation of Skynode S200-xxx Satellite Communication Equipment to be done.
FAA holder: Latitude Technologies Corporation
SR00126BOEngine and powerplant
Installation of a Pratt & Whitney Engine Services, Inc. SmartCycle Plus System P/N EMU-K-010-2.
FAA holder: Pratt & Whitney Engine Services Inc.
SR00696NYOther aircraft modifications
Installation of external utility basket.
FAA holder: Dart Aerospace Limited
SR01188NYOther aircraft modifications
Installation of a shoulder harness kit.
FAA holder: Alpine Helicopters Ltd
SR01671SEOther aircraft modifications
Installation of a Communications System Upgrade.
FAA holder: Heli-Trade Corp.
SR01997NYOther aircraft modifications
Manufacture of Shoulder Harness Kits.
FAA holder: Dart Aerospace Limited
SA00680SE (2 OF 6Engine and powerplant
Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer.
FAA holder: Electronics International
SR02085NYRotorcraft modifications
Installation of Bell 204 crew seats in Bell 205 and 212 helicopters.
FAA holder: Vancouver Island Helicopters
SR02091NYAvionics
Installation of a D212-722 avionics riser console in the cockpit as a replacement for the center console.
FAA holder: Dart Aerospace Limited
SR02058NYAircraft structures
The installation of replacement window kits in accordance with Dart Aerospace Ltd. Installation Instructions IIN-D412-709, Rev. A dated December 5, 2003 on Bell models 205A, 205A-1, 205B, 212, 412, 412CF, 412EP, 214B and 214B-1 aircraft.
FAA holder: Dart Aerospace Limited
SR02055NYFuel systems
Installation of Fuel Purge Canister to be done in accordance with Transport Canada approved DART Aerospace Ltd. Installation Instructions, IIN-D412-706, Revision A, dated November 30, 2004, or later Transport Canada approved revision.
FAA holder: Dart Aerospace Limited
SR01702NYAircraft structures
Installation of extreme duty, heavy duty, and light duty floor boards.
FAA holder: Alpine Aerotech Ltd
SR01817ATFuel systems
Installation of forward and aft replacement fuel tanks.
FAA holder: Ryan Aerospace Inc
SR01618NYFuel systems
Installation of a Fuel Drain Collector System.
FAA holder: Airworthiness Resources Corporation
SR01508NYOther aircraft modifications
Baggage compartment installation.
FAA holder: Dart Aerospace Limited
SH201WEOther aircraft modifications
Installation of stirrup assemblies to directional control pedals for operation by handicapped pilot. (US ARMY OH-13E 205A).
FAA holder: Dallwig Barry C