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Other aircraft modifications

STC ST01790WI

FAA DRS lists ST01790WI as Current · Issued, held by 3S Certification LLC, for Short Brothers PLC SD3-30. Recorded change: Installation of the Garmin TCAS II System. Snapshot dated June 30, 2026.

FAA-listed holder
3S Certification LLC
Aircraft configurations
1
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of the Garmin TCAS II System.

ST01790WI 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: Short Brothers PLC SD3-30. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Short Brothers PLC SD3-30A41EU

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Short Brothers PLC SD3-30 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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