Aircraft STC directory
Boeing 707-300C Series STCs
The Jun 30, 2026 FAA DRS snapshot contains 33 selected supplemental type certificates with status Current whose public applicability data names the Boeing 707-300C Series. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Modification demand surface
Recorded holders
Recently revised 707-300C Series STCs
Showing the 33 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
Modify the installation of wing tip mounted emblem light.
FAA holder: The Boeing Company
Installation of floor proximity emergency escape path marking system.
FAA holder: Bruce Aerospace Inc.
Group Reduced Vertical Separation Minimum (RVSM) airworthiness approval.
FAA holder: AeroMech Incorporated
Lithium cell battery pack to replace currently approved alkaline battery pack used in escape slide emergency light system.
FAA holder: Astronics Luminescent Systems Inc
Introduction of a 16G New Generation Stretcher XL P/N 1120030-Series.
FAA holder: Bucher Leichtbau AG
Deactivation of Station 990 emergency exits and installation of 132 passenger interior arrangement.
FAA holder: Associated Air Center, Inc. - c/o CT Corporation System
Installation of dual Litton LTN-51, or dual Litton LTN-72, or one Litton LTN-51 and one Litton LTN-72 Inertial Navigation Systems.
FAA holder: Northrop Grumman Systems Corporation
Installation of single, palletized Litton LTN-51 or LTN-72 Inertial Navigation System (707-320C Series).
FAA holder: Northrop Grumman Systems Corporation
Installation of dual Litton LTN-72 inertial navigation system.
FAA holder: Northrop Grumman Systems Corporation
Installation of AlliedSignal RDR-4B Forward-Looking Windshear/Radar System.
FAA holder: B/E Aerospace Inc
Modify type design by installation of Ancra pallet net assembly P/N 40452-10 used in conjunction with Boeing 9g pallet assemblies(88 inch x 125 inch) numbers 10-60935-1, 10-60935-11, 10-60935-17, 10-60935-21, 10-60935-27 and10-60935-37. (727C SERIES -31C, -180C) (707-331C, -373C).
FAA holder: Ancra International LLC
Installation of replacement fuel tank sealant system.
FAA holder: FFC Manufacturing
Installation of Aerofex livestock carrier P/N TS-QA-400 platform and panel system using size A or size M Class II pallet.
FAA holder: Equine Air Transport Systems LLC
Modification of a Collins ALT-50A or ALT-55B Radio Altimeter system installation to a Collins ALT-1000 or ALT-4000 Radio Altimeter system installation in accordance with Collins Drawing Index as listed on AML No. ST01305WI-D, Revision -, or later FAA approved revision.
FAA holder: Rockwell Collins Inc
Installation of flame reistant cargo covers.
FAA holder: Air Transport International LLC.
Installation of AiResearch APU in aft baggage bin.
FAA holder: L-3 Communications Integrated Systems LP
Installation of Executive Interior and Communications System.
FAA holder: L-3 Communications Integrated Systems LP
Reconfiguration of a 707-396C aircraft consisting of alteration of cockpit configuration, addition of Mission Communication System (MCS) and the Have Siren installation, addition of Wideband Encryption Device (WED) and installation of Executive Interior.
FAA holder: L-3 Communications Integrated Systems LP