STC SA431CH
FAA DRS lists SA431CH as Current · Reissued, held by Hershey Flying Service Inc., for Ag Cat G-164B and Ag Cat G-164A. Recorded change: Install replacement main landing gear spring (leg). Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Install replacement main landing gear spring (leg).
SA431CH 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: Ag Cat G-164B and Ag Cat G-164A. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Ag Cat G-164B and Ag Cat G-164A model, serial range, and configuration?
- 02Which gear, wheel, brake, tire, and hydraulic configurations apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
Related landing gear and brakes STCs
Remove main landing gear doors and associated hydraulic system and cover the wheel wells with a fairing.
FAA holder: Sierra Industries Ltd.
Installation of a pilot's control wheel mounted, alternate gear horn silence switch.
FAA holder: Sierra Industries Ltd.
Installation of a pilot's, control wheel mounted, alternate gear horn silence switch.
FAA holder: Sierra Industries Ltd.
Installation of landing gear fueling step.
FAA holder: F. Atlee Dodge Aircraft Services, LLC