SR00638DEAircraft structures
Installation of a Floor Mounted Litter System (FMLS).
FAA holder: Air Methods LLC
Aircraft STC directory
Airbus Helicopters Deutschland GmbH MBB-BK 117 A-4 STCs
The Jun 30, 2026 FAA DRS snapshot contains 34 selected supplemental type certificates with status Current whose public applicability data names the Airbus Helicopters Deutschland GmbH MBB-BK 117 A-4. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
34
listed Current at snapshot
16
holder directories
8
modification categories
Mar 4, 2026
latest recorded revision
Modification demand surface
Other aircraft modifications16
Aircraft structures4
Cabin and interiors4
Cargo and special mission3
Safety and emergency equipment3
Avionics2
Electrical systems1
Fuel systems1
Recorded holders
Sikorsky Aircraft Corporation7The NORDAM Group LLC4AEM USA Inc.3Cert Works LLC3Peregrine2Airwork (NZ) Limited2Air Methods LLC1Precise Flight Inc1Tech-Tool Plastics Inc1JJASPP Engineering Services LLC1RSG Products1Dart Aerospace Limited1REB Technologies Inc1Air Comm Corporation1Apical Industries, Inc. dba Dart Aerospace1Metro Aviation Inc1
Recently revised MBB-BK 117 A-4 STCs
Showing the 34 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SH4310NMOther aircraft modifications
Installation of the Model 2110 Vibration Isolation Mount with a FLIR 2000 Series Infrared Imager or a Spectrolab SX-16 Nightsun.
FAA holder: RSG Aviation Inc.
SH3319NMOther aircraft modifications
Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,.
FAA holder: Precise Flight Inc
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.
SR00925DEAvionics
Installation of Garmin GTX 335/335R and GTX345/345R transponders to provide ADS-B Out and In functionality.
FAA holder: Peregrine
SR02492SECargo and special mission
Installation of a Cargo Hook and Chin Window Mirror.
FAA holder: Airwork (NZ) Limited
SH5519SWAircraft structures
Modification of crew door sliding window.
FAA holder: The NORDAM Group LLC
SH5751SWCargo and special mission
Installation of cargo door window assembly P/N 117-24311.
FAA holder: The NORDAM Group LLC
SR09634RCOther aircraft modifications
Installation of a Balloon Pump Restraint System (BPRS).
FAA holder: JJASPP Engineering Services LLC
SR00826DEOther aircraft modifications
Installation of Honeywell Sky Connect Tracker III system.
FAA holder: Cert Works LLC
SR02531SECabin and interiors
Installation of 9 Passenger Seating Configuration.
FAA holder: Airwork (NZ) Limited
SR08995RCCargo and special mission
Installation of a structural medical floor in the Eurocopter Model MBB-BK 117 A-1, A-3, A-4, B-1, B-2, and C-1 Helicopters, in accordance with Heli-Dyne Systems, Inc.
FAA holder: RSG Products
SR00822DESafety and emergency equipment
Certification of Honeywell MK XXI Helicopter Terrain Awareness and Warning System (HTAWS).
FAA holder: Cert Works LLC
SR00823DESafety and emergency equipment
Installation of Garmin Helicopter Terrain Awareness and Warning System (HTAWS).
FAA holder: Cert Works LLC
SR03353NYOther aircraft modifications
Installation of Heli-Utility-Basket.
FAA holder: Dart Aerospace Limited
SH601NEOther aircraft modifications
Installation of Spectrolab, Inc. Searchlight.
FAA holder: Sikorsky Aircraft Corporation
SH656NECabin and interiors
Installation of a medical interior.
FAA holder: Sikorsky Aircraft Corporation
SH840NECabin and interiors
Installation of emergency medical system (EMS) interior.
FAA holder: Sikorsky Aircraft Corporation
SR00050NYOther aircraft modifications
Installation of Co-Pilot Pedal and Collective Covers.
FAA holder: Sikorsky Aircraft Corporation
SR00945NYElectrical systems
Installation of a battery alarm system.
FAA holder: Sikorsky Aircraft Corporation
SR01121NY-DOther aircraft modifications
Installation of a SX5E Nightsun.
FAA holder: Sikorsky Aircraft Corporation
SR01607NY-DOther aircraft modifications
Installation of Skytrac Systems inc. ISAT-100 Airborne Position/Data communicator.
FAA holder: Sikorsky Aircraft Corporation
SR09440RCOther aircraft modifications
Installation of Night Vision Imaging System (NVIS)/Night Vision Goggles (NVG) Compatible Lighting System.
FAA holder: REB Technologies Inc
SR00007DEOther aircraft modifications
Installation of cockpit heater and windshield defroster system.
FAA holder: Air Comm Corporation
SR09171RCFuel systems
Installation of an external auxiliary crashworthy fuel system.
FAA holder: Apical Industries, Inc. dba Dart Aerospace
SR09417RCCabin and interiors
Installation approval of bench seat and litter.
FAA holder: Omniflight Helicopters Inc
SR09258RCOther aircraft modifications
Installation of Ferno-Washington Stat-Trac Stretcher restraint system.
FAA holder: Ferno Aviation Inc a Georgia Corporation
SR09345RCSafety and emergency equipment
Installation of Metro Aviation, Inc. BK117 dual external oxygen system.
FAA holder: Metro Aviation Inc