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Avionics

STC ST00033MC

FAA DRS lists ST00033MC as Current · Reissued, held by Global Aviation Technologies, for Learjet 35A (C-21A). Recorded change: Installation of the Universal Avionics Systems Corporation EFI-890R Electronic Flight Instrument System. Snapshot dated June 30, 2026.

FAA-listed holder
Global Aviation Technologies
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

ST00033MC 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 35A (C-21A). Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Learjet 35A (C-21A)A10CE

Buyer checks

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