STC ST172RM
FAA DRS lists ST172RM as Current · Reissued, held by Learjet Inc., for Learjet Learjet 35. Recorded change: Installation of Communications Components Corp Ontrac III VLF/Omega navigation system. (LEARJET 35 serial number 005 ONLY). Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of Communications Components Corp Ontrac III VLF/Omega navigation system. (LEARJET 35 serial number 005 ONLY).
ST172RM 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 35. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Learjet Learjet 35 model, serial range, and configuration?
- 02Which part numbers, software versions, interfaces, and manual changes apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
Related avionics STCs
Installation of ADS-B Out System in Dassault Aviation Mystere-Falcon 50 aircraft equipped with Rockwell Collins Pro Line 4 or\n21 Avionics System.
FAA holder: Dassault Aircraft Services (DAS)