ST02287LAEngine and powerplant
Replacement of Pratt & Whitney JT3D series engine with Pratt & Whitney JT8D-219 engine and associated systems in all positions.
FAA holder: Omega Air, Inc.
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.
33
listed Current at snapshot
17
holder directories
10
modification categories
Apr 7, 2026
latest recorded revision
Modification demand surface
Other aircraft modifications15
Avionics7
Cabin and interiors3
Cargo and special mission2
Engine and powerplant1
Aircraft structures1
Safety and emergency equipment1
Electrical systems1
Fuel systems1
Aircraft connectivity1
Recorded holders
Rockwell Collins Inc5Northrop Grumman Systems Corporation3Telair International LLC3B/E Aerospace3L-3 Communications Integrated Systems LP3Ancra International LLC2Omega Air Inc.1The Boeing Company1Bruce Aerospace Inc.1AeroMech Incorporated1Astronics Luminescent Systems Inc1Burrana Inc.1Associated Air Center, Inc. - c/o CT Corporation System1B/E Aerospace Inc.1FFC Manufacturing1Airweld Inc.1PATS Aircraft LLC1
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.
View record
SA2594WEAircraft structures
Modify the installation of wing tip mounted emblem light.
FAA holder: The Boeing Company
SA3927NMSafety and emergency equipment
Installation of floor proximity emergency escape path marking system.
FAA holder: Bruce Aerospace Inc.
ST01186SEOther aircraft modifications
Group Reduced Vertical Separation Minimum (RVSM) airworthiness approval.
FAA holder: AeroMech Incorporated
ST02580ATElectrical systems
Lithium cell battery pack to replace currently approved alkaline battery pack used in escape slide emergency light system.
FAA holder: Astronics Luminescent Systems Inc
SA739EAOther aircraft modifications
Installation of Inflight Motion Picture System. (707-327C).
FAA holder: Burrana Inc.
ST04229NYOther aircraft modifications
Introduction of a 16G New Generation Stretcher XL P/N 1120030-Series.
FAA holder: Bucher Leichtbau AG
SA5784SWCabin and interiors
Deactivation of Station 990 emergency exits and installation of 132 passenger interior arrangement.
FAA holder: Associated Air Center, Inc. - c/o CT Corporation System
SA3486WEAvionics
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
SA3539WEAvionics
Installation of single, palletized Litton LTN-51 or LTN-72 Inertial Navigation System (707-320C Series).
FAA holder: Northrop Grumman Systems Corporation
SA2808WEAvionics
Installation of dual Litton LTN-72 inertial navigation system.
FAA holder: Northrop Grumman Systems Corporation
ST01329ATAvionics
Installation of AlliedSignal RDR-4B Forward-Looking Windshear/Radar System.
FAA holder: B/E Aerospace Inc
SA2401WEOther aircraft modifications
Alter Type Design by installation of Transequip Structural Igloo Assembly, P/N 245084 in conjunction with loading systems 65-42625, 65-42630, 65-44166, and 65-34899.
FAA holder: Telair International LLC
SA2453WEOther aircraft modifications
Installation of Structural Containers in Position I13 (Container 235111) and Position I14 (Container 235112).
FAA holder: Telair International LLC
SA2773WEOther aircraft modifications
Installation of Tridair Industries 3G Net Assy. Part No. 43568-1201 used in conjunction with unit load devices NAS3610-2A4P or Satco Pallet Assy. Part No. 31095-505.
FAA holder: Telair International LLC
SA2125WECargo and special mission
Modify type design by installation of Ancra Cargo Net Assembly 40234-10 used in conjunction with either Brownline pallet assembly 22630-51 or Heath Tecna pallet assembly AC 10065-1. (707-321C).
FAA holder: Ancra International LLC
SA2290WEOther aircraft modifications
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
ST00673WI-DOther aircraft modifications
Modification of Collins VHF-22A/VHF-22B VHF COMM Receiver Transmitter with CTL-22 Control Pro Line II System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System installation.
FAA holder: Rockwell Collins Inc
ST00682WI-DOther aircraft modifications
Modification of Collins VHF-20/VHF-20A/VHF-20B VHF COMM Receiver Transmitter with CTL-20 Control Pro Line I System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System Installation in accordance with Collins Installation Instructions as listed on AML No. ST00682WI-D, Revision -, or later FAA approved revisions.
FAA holder: Rockwell Collins Inc
ST02540AT-D (1)Fuel systems
Installation of replacement fuel tank sealant system.
FAA holder: FFC Manufacturing
ST01256WI-DAvionics
Modification of a Collins TPR-720, TPR-900 or TPR-901 Mode S Transponder System installation with an ATC/TCAS Control Panel to an Elementary Surveillance Compliant Collins TPR-901 Mode S Transponder System installation with a Flight ID/ATC/TCAS Control Panel in accordance with Collins Drawing Index as listed on AML No. ST01256WI-D, Revision -, or later FAA approved revision.
FAA holder: Rockwell Collins Inc
SA1076NEOther aircraft modifications
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
SA3549WEOther aircraft modifications
Installation of Garrett GTCP85-98CK Auxiliary Power Unit in the aft end of the forward baggage compartment.
FAA holder: Airweld Inc.
ST01305WI-DAvionics
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
SA1240EAOther aircraft modifications
Installation of three Solar T-62T-40C APUs. Limited to installation on model 707-323C, serial number 19577 ONLY.
FAA holder: PATS Aircraft LLC
SA5971NMCargo and special mission
Installation of flame reistant cargo covers.
FAA holder: Air Transport International LLC.
ST656SOCabin and interiors
Installation of Mace Galley Model No. 101 in aft passenger compartment and Mace Galley Model No. 102 in the forward passenger compartment. (707-321, 707-321B, 707-321C, and 707-331.) Installation is limited to left side of aircraft. No installation is to be made at Station 360 on 707-321C aircraft that has a seat-track joint at this station.
FAA holder: B/E Aerospace
SA4153SWOther aircraft modifications
Installation of AiResearch APU in aft baggage bin.
FAA holder: L-3 Communications Integrated Systems LP
SA4154SWCabin and interiors
Installation of Executive Interior and Communications System.
FAA holder: L-3 Communications Integrated Systems LP
SA5040SW-DAircraft connectivity
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
ST809SOOther aircraft modifications
Manufacture and installation of part numbers 10937-1 and -2 clas dividers per Universal Oil Products Drawing List DL-101.
FAA holder: B/E Aerospace
ST810SOOther aircraft modifications
Approved for model 707-347C. Manufacture and installation of part number 10870-1 cart stowage unit.
FAA holder: B/E Aerospace