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Other aircraft modifications

STC SA4842SW

FAA DRS lists SA4842SW as Current · Reissued, held by Honeywell International Inc., for Boeing 737 Series. Recorded change: Modification of air to air heat exchanger (P/N 182820-2 Series 2). Snapshot dated June 30, 2026.

FAA-listed holder
Honeywell International Inc.
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Modification of air to air heat exchanger (P/N 182820-2 Series 2).

SA4842SW 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 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 737 SeriesA16WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 737 Series 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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