STC ST00077WI
FAA DRS lists ST00077WI as Current · Amended, held by Duncan Aviation, Inc, for Learjet Learjet 36A, Learjet Learjet 36, and Learjet Learjet 35A (C-21A), and 1 more aircraft configuration. Recorded change: Installation of a Sundstrand Mark VII ground proximity/ windshear warning system. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
ST00077WI 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 36A, Learjet Learjet 36, and Learjet Learjet 35A (C-21A), and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks