STC ST01159WI-D
FAA DRS lists ST01159WI-D as Current · Amended, held by Duncan Aviation Inc, for Learjet 31, Learjet 35A (C-21A), and Learjet 36A. Recorded change: Installation of a Honeywell MK-VIII Enhanced Ground Proximity Warning System (EGPWS). Snapshot dated June 30, 2026.
FAA-listed holder
Aircraft configurations
3
FAA revision date
FAA status
Current · Amended
Recorded modification
What the FAA record covers
ST01159WI-D 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 35A (C-21A), and Learjet 36A. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related safety and emergency equipment STCs
Installation of Air Cruisers Company Emergency Flotation System.
FAA holder: Air Cruisers Company
FAA record reference
- STC number
- ST01159WI-D
- Product
- Aircraft · Large Multi-Engine
- Country
- United States
- Application date
- January 9, 2003
- Revision date
- May 23, 2006
- CFR references
- Part 21