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Other aircraft modifications

STC ST00973LA

FAA DRS lists ST00973LA as Current · Issued, held by N W Solutions, for Boeing 737-400 Series, Boeing 737-300 Series, and Boeing 737-200 Series, and 2 more aircraft configurations. Recorded change: Installation of SKW potable water decalcifier system. Snapshot dated June 30, 2026.

FAA-listed holder
N W Solutions
Aircraft configurations
5
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of SKW potable water decalcifier system.

ST00973LA 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 737-400 Series, Boeing 737-300 Series, and Boeing 737-200 Series, and 2 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 737-400 SeriesA16WEBoeing 737-300 SeriesA16WEBoeing 737-200 SeriesA16WEBoeing 737-100 SeriesA16WEBoeing 737-500 SeriesA16WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 737-400 Series and Boeing 737-300 Series, and 3 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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