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Other aircraft modifications

STC SA4991SW

FAA DRS lists SA4991SW as Current · Reissued, held by Air Comm Corporation, for Sabreliner NA-265-40, Sabreliner NA-265-60, and Sabreliner NA-265-65. Recorded change: Installation of freon air conditioning. Snapshot dated June 30, 2026.

FAA-listed holder
Air Comm Corporation
Aircraft configurations
3
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of freon air conditioning.

SA4991SW 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: Sabreliner NA-265-40, Sabreliner NA-265-60, and Sabreliner NA-265-65. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Sabreliner NA-265-40A2WESabreliner NA-265-60A2WESabreliner NA-265-65A2WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Sabreliner NA-265-40 and Sabreliner NA-265-60, and 1 more aircraft configuration 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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