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Aircraft structures

STC SA2479CE

FAA DRS lists SA2479CE as Current · Amended, held by Avcon Division/Butler National Corporation, for Learjet Learjet 35, Learjet Learjet 35A (C-21A), and Learjet Learjet 36, and 1 more aircraft configuration. Recorded change: Installation of dual openable hatches on the belly of the fuselage. Snapshot dated June 30, 2026.

FAA-listed holder
Avcon Division/Butler National Corporation
Aircraft configurations
4
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of dual openable hatches on the belly of the fuselage.

SA2479CE 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: Learjet Learjet 35, Learjet Learjet 35A (C-21A), and Learjet Learjet 36, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Learjet Learjet 35A10CELearjet Learjet 35A (C-21A)A10CELearjet Learjet 36A10CELearjet Learjet 36AA10CE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Learjet Learjet 35 and Learjet Learjet 35A (C-21A), and 2 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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