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Aircraft structures

STC SA5050SW-D

FAA DRS lists SA5050SW-D as Current · Reissued, held by L-3 Communications Integrated Systems LP, for Boeing 707-100B Long Body and Boeing 707-100B Short Body. Recorded change: Modification of existing gravity flow water system in order to convert to a pressurized system and the installation of floor pans at entrance doors. Snapshot dated June 30, 2026.

FAA-listed holder
L-3 Communications Integrated Systems LP
Aircraft configurations
2
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Modification of existing gravity flow water system in order to convert to a pressurized system and the installation of floor pans at entrance doors.

SA5050SW-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 707-100B Long Body and Boeing 707-100B Short Body. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 707-100B Long Body4A21Boeing 707-100B Short Body4A21

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 707-100B Long Body and Boeing 707-100B Short Body model, serial range, and configuration?
  2. 02Which configuration, loads, materials, inspections, and damage limits 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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