Installation of the Dual FreeFlight Systems RA-6500 Radio Altimeter.
FAA holder: Dan Buzz & Associates LLC
Aircraft STC directory
The Jun 30, 2026 FAA DRS snapshot contains 69 selected supplemental type certificates with status Current whose public applicability data names the Boeing 727-100C Series. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Showing the 69 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
FAA holder: Dan Buzz & Associates LLC
FAA holder: Bruce Aerospace Inc.
FAA holder: Jetaire Aerospace LLC
FAA holder: Honeywell International Inc
FAA holder: Safran Cabin Inc.
FAA holder: Aviation Technical Services
FAA holder: The NORDAM Group LLC
FAA holder: The NORDAM Group LLC
FAA holder: Aviation Technical Services
FAA holder: Aviation Technical Services
FAA holder: Pro Star Aviation, LLC
FAA holder: Bucher Leichtbau AG
FAA holder: Quiet Wing Corporation
FAA holder: LMI Aerospace
FAA holder: LMI Aerospace
FAA holder: Alloy Aerospace Inc
FAA holder: JanzAir Consulting Services Inc
FAA holder: Northrop Grumman Systems Corporation
FAA holder: Aviation Partners Group Inc
FAA holder: B/E Aerospace Inc
FAA holder: Standard Aero
FAA holder: United Airlines Inc
FAA holder: Rockwell Collins Inc
FAA holder: Hamilton/TIMCO Cargo Conversions LLC
FAA holder: Delta Engineering Corporation
FAA holder: Ontic Engineering and Manufacturing Inc.
FAA holder: Pemco Aeroplex Inc
FAA holder: FFC Manufacturing
FAA holder: Standard Aero
FAA holder: Global Aerospace Technology Corporation
FAA holder: Radford and Associates Inc.
FAA holder: ASTECH Mfg Inc
FAA holder: Equine Air Transport Systems LLC
FAA holder: GE Aviation Systems LLC
FAA holder: Driessen Aircraft Interior Systems USA Inc
FAA holder: Aerosonic Corporation
FAA holder: Honeywell International Inc.
FAA holder: Canard Aerospace Corporation
FAA holder: Canard Aerospace Corporation
FAA holder: Canard Aerospace Corporation
FAA holder: Rockwell Collins Inc
FAA holder: Aircraft Engineering & Installation Services Inc
FAA holder: Mayday Avionics Inc
FAA holder: Avionics Group Inc
FAA holder: Heath Tecna Inc.
FAA holder: Simmonds Precision Products Inc
FAA holder: Garmin AT Inc.
FAA holder: National Aircraft Service Inc.
FAA holder: Aviation Communication and Surveillance Systems (ACSS) LLC
FAA holder: Air Transport International LLC.
FAA holder: JK Aerospace Inc.
FAA holder: Alaska Airlines Inc
FAA holder: U.S. Technical Consultants
FAA holder: ACSS (Aviation Communication and Surveillance Syst
FAA holder: ACSS (Aviation Communication and Surveillance Syst
FAA holder: Adaptive Aerospace Corporation
FAA holder: Altair Holdings Limited
FAA holder: Lou Martin & Associates
FAA holder: Saint-Gobain Performance Plastics Corp
FAA holder: Bombardier Completion Center Inc