STC ST03221AT
FAA DRS lists ST03221AT as Current · Issued, held by Seal Dymanics Inc., for Boeing 757-200 Series and Boeing 757-200CB Series. Recorded change: Installation of a passenger cabin Lanyard Support System for Overhead Air Conditioning Ducts. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
ST03221AT 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 757-200 Series and Boeing 757-200CB Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
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