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Cabin and interiors

STC ST04684NY

FAA DRS lists ST04684NY as Current · Reissued, held by Kelowna Flightcraft Ltd, for Boeing 737-200 Series, Boeing 737-200C Series, and Boeing 737-300 Series, and 2 more aircraft configurations. Recorded change: Modification of the Cabin Altitude Warning Reliability Improvement. Snapshot dated June 30, 2026.

FAA-listed holder
Kelowna Flightcraft Ltd
Aircraft configurations
5
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Modification of the Cabin Altitude Warning Reliability Improvement.

ST04684NY 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 737-200 Series, Boeing 737-200C Series, and Boeing 737-300 Series, and 2 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

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

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 737-200 Series and Boeing 737-200C Series, and 3 more aircraft configurations model, serial range, and configuration?
  2. 02Which layout, materials, flammability evidence, and weight changes 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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