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Cabin and interiors

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.

FAA-listed holder
United Airlines Inc
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

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 ).

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.

Boeing 720 Series4A28

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 720 Series model, serial range, and configuration?
  2. 02Which layout, materials, flammability evidence, and weight changes apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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