STC SA3486WE
FAA DRS lists SA3486WE as Current · Reissued, held by Northrop Grumman Systems Corporation, for Boeing 707-300 Series, Boeing 707-300B Series, and Boeing 707-300C Series, and 1 more aircraft configuration. Recorded change: Installation of dual Litton LTN-51, or dual Litton LTN-72, or one Litton LTN-51 and one Litton LTN-72 Inertial Navigation Systems. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA3486WE identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.
Applicability
Aircraft named in FAA DRS
Named aircraft: Boeing 707-300 Series, Boeing 707-300B Series, and Boeing 707-300C Series, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
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Related avionics STCs
Installation of widened instrument panel. Limited to installation on SA341G serial number 1491 ONLY.
FAA holder: American Eurocopter Corporation
Installation of SFIM IFR/Coupler - Avionics interface, without patchboard. Limited to installation on serial number 5110 ONLY.
FAA holder: American Eurocopter Corporation
Installation of Modular Avionics system.
FAA holder: American Eurocopter Corporation