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Other aircraft modifications

STC ST03994AT

FAA DRS lists ST03994AT as Current 路 Issued, held by Seal Dynamics, for Embraer - Empresa Brasileira de Aeronautica SA EMB-135BJ (Legacy 600), Embraer - Empresa Brasileira de Aeronautica SA EMB-135BJ (Legacy 650), and Embraer - Empresa Brasileira de Aeronautica SA EMB-135ER, and 10 more aircraft configurations. Recorded change: Installation of Bleed Air Coupling Sleeve Kit. Snapshot dated June 30, 2026.

FAA-listed holder
Seal Dynamics
Aircraft configurations
13
FAA revision date
FAA status
Current 路 Issued

Recorded modification

What the FAA record covers

ST03994AT 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: Embraer - Empresa Brasileira de Aeronautica SA EMB-135BJ (Legacy 600), Embraer - Empresa Brasileira de Aeronautica SA EMB-135BJ (Legacy 650), and Embraer - Empresa Brasileira de Aeronautica SA EMB-135ER, and 10 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

FAA record reference

STC number
ST03994AT
Product
Aircraft 路 Large Airplane
Country
United States
Application date
June 4, 2012
Revision date
February 21, 2013
CFR references
Part 21, Part 25, Part 26