STC ST9431SC-D

Recorded modification

What the FAA record covers

ST9431SC-D 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 MD-90-30. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

Confirm before sourcing

1. 01Does it cover the exact Boeing MD-90-30 model, serial range, and configuration?Copy
2. 02Which layout, materials, flammability evidence, and weight changes apply?Copy
3. 03Who can legally supply the design data, kit, instructions, and ICAs?Copy
4. 04What parts, labor, conformity, and return-to-service work are excluded?Copy

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