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Aircraft structures

STC ST01983WI

FAA DRS lists ST01983WI as Current · Reissued, held by Worldwide Aviation Engineering LLC, for Yaborã Indústria Aeronáutica SA EMB-135ER, Yaborã Indústria Aeronáutica SA EMB-135KE, and Yaborã Indústria Aeronáutica SA EMB-135KL, and 8 more aircraft configurations. Recorded change: Installation of a folding stair in the main entrance for models equipped with a side-hinged main door. Snapshot dated June 30, 2026.

FAA-listed holder
Worldwide Aviation Engineering LLC
Aircraft configurations
11
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of a folding stair in the main entrance for models equipped with a side-hinged main door.

ST01983WI 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: Yaborã Indústria Aeronáutica SA EMB-135ER, Yaborã Indústria Aeronáutica SA EMB-135KE, and Yaborã Indústria Aeronáutica SA EMB-135KL, and 8 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Yaborã Indústria Aeronáutica SA EMB-135ERT00011ATYaborã Indústria Aeronáutica SA EMB-135KET00011ATYaborã Indústria Aeronáutica SA EMB-135KLT00011ATYaborã Indústria Aeronáutica SA EMB-135LRT00011ATYaborã Indústria Aeronáutica SA EMB-145T00011ATYaborã Indústria Aeronáutica SA EMB-145EPT00011ATYaborã Indústria Aeronáutica SA EMB-145ERT00011ATYaborã Indústria Aeronáutica SA EMB-145LRT00011ATYaborã Indústria Aeronáutica SA EMB-145MPT00011ATYaborã Indústria Aeronáutica SA EMB-145MRT00011ATYaborã Indústria Aeronáutica SA EMB-145XRT00011AT

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Yaborã Indústria Aeronáutica SA EMB-135ER and Yaborã Indústria Aeronáutica SA EMB-135KE, and 9 more aircraft configurations model, serial range, and configuration?
  2. 02Which configuration, loads, materials, inspections, and damage limits 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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