STC SA03439CH
FAA DRS lists SA03439CH as Current · Issued, held by Aero Innovations LLC, for Air Tractor AT-402, Air Tractor AT-402B, and Air Tractor AT-502, and 6 more aircraft configurations. Recorded change: Installation of a Hartzell Propeller model .HC-B4TN-3C/T10702NS (4 Blade). Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of a Hartzell Propeller model .HC-B4TN-3C/T10702NS (4 Blade).
SA03439CH 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: Air Tractor AT-402, Air Tractor AT-402B, and Air Tractor AT-502, and 6 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Air Tractor AT-402 and Air Tractor AT-402B, and 7 more aircraft configurations model, serial range, and configuration?
- 02Which propeller, governor, spinner, engine, and vibration limits 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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