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Aircraft connectivity

STC ST12337AT

FAA DRS lists ST12337AT as Current · Issued, held by Avionics Support Group, for Boeing 747-8F Series and Boeing 747-8 Series. Recorded change: Installation of Collins Aerospace SAT-2200 Inmarsat Satellite Data Unit (SDU) part number 822-2556-102 or 822-2556-103 SATCOM SDU utilizing existing provisions. Snapshot dated June 30, 2026.

FAA-listed holder
Avionics Support Group
Aircraft configurations
2
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of Collins Aerospace SAT-2200 Inmarsat Satellite Data Unit (SDU) part number 822-2556-102 or 822-2556-103 SATCOM SDU utilizing existing provisions.

ST12337AT 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 747-8F Series and Boeing 747-8 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 747-8F SeriesA20WEBoeing 747-8 SeriesA20WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 747-8F Series and Boeing 747-8 Series model, serial range, and configuration?
  2. 02Which antenna, radome, LRUs, and service assumptions are included?
  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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