STC SA4-1570
FAA DRS lists SA4-1570 as Current · Reissued, held by United Airlines Inc, for Boeing 720 Series. Recorded change: The interior arrangements in the applicable aircraft have been revised as indicated by the following United Air Lines documents:\n\n1. 7 rows of First Class seats and 12 rows of Tourist Seats per United Air Lines Drawing 6F-8042 "no change" or (continued on page 3 ). Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA4-1570 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 720 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
Related cabin and interiors STCs
Installation of a LUTZ nightsign and interior configuration.
FAA holder: Skyship Services Inc.