STC ST02583LA
FAA DRS lists ST02583LA as Current · Amended, held by Alloy Aerospace Inc, for Learjet 24B, Learjet 24D, and Learjet 24F, and 4 more aircraft configurations. Recorded change: Modification of the Engine Exhaust system that installs the Alloy Aerospace, Inc. hush kit on Learjet 20 series aircraft. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
ST02583LA 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 24B, Learjet 24D, and Learjet 24F, and 4 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
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Related engine and powerplant STCs
Installation of new composite engine cowling with cowl flap and large inspection access doors on both sides of cowling.
FAA holder: Whelen Aerospace Technologies