STC ST01525LA
FAA DRS lists ST01525LA as Current · Reissued, held by West Star Aviation, for Learjet 31, Learjet 35, and Learjet 35A (C-21A), and 2 more aircraft configurations. Recorded change: Installation of the Honeywell AZ-252 air data computer. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of the Honeywell AZ-252 air data computer.
ST01525LA 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 31, Learjet 35, and Learjet 35A (C-21A), and 2 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Learjet 31 and Learjet 35, and 3 more aircraft configurations model, serial range, and configuration?
- 02Which configuration, parts, installation data, limitations, and ICAs apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
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