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Other aircraft modifications

STC ST03391NY

FAA DRS lists ST03391NY as Current · Issued, held by RUAG Aerospace Services GmbH, for Bombardier CL-600-1A11 (CL-600), Bombardier CL-600-2A12 (CL-601), and Bombardier CL-600-2B16 (CL-604). Recorded change: Upgrade of existing MST-67A Honeywell Transponders to Honeywell Mode S Transponders with Enhanced Surveillance capability. Snapshot dated June 30, 2026.

FAA-listed holder
RUAG Aerospace Services GmbH
Aircraft configurations
3
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Upgrade of existing MST-67A Honeywell Transponders to Honeywell Mode S Transponders with Enhanced Surveillance capability.

ST03391NY 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: Bombardier CL-600-1A11 (CL-600), Bombardier CL-600-2A12 (CL-601), and Bombardier CL-600-2B16 (CL-604). Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Bombardier CL-600-1A11 (CL-600)A21EABombardier CL-600-2A12 (CL-601)A21EABombardier CL-600-2B16 (CL-604)A21EA

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Bombardier CL-600-1A11 (CL-600) and Bombardier CL-600-2A12 (CL-601), 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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