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Avionics

STC SA01281CH

FAA DRS lists SA01281CH as Current · Amended, held by Johnson Airspray Inc., for Air Tractor AT-401, Air Tractor AT-502, and Air Tractor AT-502B. Recorded change: Installation of turbine engine and a propeller and optional instrument panel. Snapshot dated June 30, 2026.

FAA-listed holder
Johnson Airspray Inc.
Aircraft configurations
3
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of turbine engine and a propeller and optional instrument panel.

SA01281CH 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-401, Air Tractor AT-502, and Air Tractor AT-502B. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Air Tractor AT-401A17SWAir Tractor AT-502A17SWAir Tractor AT-502BA17SW

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Air Tractor AT-401 and Air Tractor AT-502, and 1 more aircraft configuration model, serial range, and configuration?
  2. 02Which part numbers, software versions, interfaces, and manual changes apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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