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Electrical systems

STC ST9213SC-D

FAA DRS lists ST9213SC-D as Current · Amended, held by L-3 Communications Integrated Systems LP, for Boeing 747-200B Series. Recorded change: Installation of a wiring harness and software changes to the existing Mission Communications Local Area Network (MCL-LAN). Snapshot dated June 30, 2026.

Aircraft configurations
1
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of a wiring harness and software changes to the existing Mission Communications Local Area Network (MCL-LAN).

ST9213SC-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 747-200B Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 747-200B Series model, serial range, and configuration?
  2. 02Which load analysis, wiring changes, protection, and limitations 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?