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Avionics

STC ST04574AT

FAA DRS lists ST04574AT as Current · Issued, held by Avionics Support Group Inc., for Boeing 787-8, Boeing 787-9, and Boeing 787-10. Recorded change: Installation of the Avionics Support Group Constant Friction Mount (cfMount) and Cradle. Snapshot dated June 30, 2026.

FAA-listed holder
Avionics Support Group Inc.
Aircraft configurations
3
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of the Avionics Support Group Constant Friction Mount (cfMount) and Cradle.

ST04574AT 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 787-8, Boeing 787-9, and Boeing 787-10. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 787-8T00021SEBoeing 787-9T00021SEBoeing 787-10T00021SE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 787-8 and Boeing 787-9, and 1 more aircraft configuration model, serial range, and configuration?
  2. 02Which part numbers, software versions, interfaces, and manual 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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