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Other aircraft modifications

STC SA5531NM

FAA DRS lists SA5531NM as Current · Reissued, held by Ancra International LLC, for Boeing 747-300 Series, Boeing 747-400 Series, and Boeing 747-200 Series, and 1 more aircraft configuration. Recorded change: Installation of lower compartment centerline guide/restraint. Snapshot dated June 30, 2026.

FAA-listed holder
Ancra International LLC
Aircraft configurations
4
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of lower compartment centerline guide/restraint.

SA5531NM 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 747-300 Series, Boeing 747-400 Series, and Boeing 747-200 Series, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 747-300 SeriesA20WEBoeing 747-400 SeriesA20WEBoeing 747-200 SeriesA20WEBoeing 747-100 SeriesA20WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 747-300 Series and Boeing 747-400 Series, and 2 more aircraft configurations model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs 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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