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Cabin and interiors

STC SA3321NM

FAA DRS lists SA3321NM as Current · Reissued, held by Gottlieb Corporation dba Air Transport Industries, for Bombardier DHC-6-1, Bombardier DHC-6-100, and Bombardier DHC-6-200, and 1 more aircraft configuration. Recorded change: Installation of a cabin compartment combination airstair and cargo door. Snapshot dated June 30, 2026.

Aircraft configurations
4
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of a cabin compartment combination airstair and cargo door.

SA3321NM 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 DHC-6-1, Bombardier DHC-6-100, and Bombardier DHC-6-200, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Bombardier DHC-6-1 and Bombardier DHC-6-100, and 2 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?