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Aircraft STC directory

Air Tractor AT-502A STCs

The Jun 30, 2026 FAA DRS snapshot contains 48 selected supplemental type certificates with status Current whose public applicability data names the Air Tractor AT-502A. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

48
listed Current at snapshot
26
holder directories
8
modification categories
Feb 27, 2026
latest recorded revision

Modification demand surface

Other aircraft modifications26Avionics11Engine and powerplant4Aircraft connectivity2Fuel systems2Aircraft structures1Propellers1Landing gear and brakes1

Recorded holders

Garmin International Inc5Reabe Design LLC4Turbine Conversions Ltd4Electronics International Inc.3Acron Aviation Inc.2ADS-B Technologies, LLC2Seaton Engineering Corp.2MT- Propeller Entwicklung GmbH1Aeronautix LLC1AeroLED's Holdings LLC1Texas Transland LLC1Kawak Aviation Technologies Inc1Air Repair Inc1Latitude Technologies Corporation1Amtech Aeronautical Limited1Cascade Flying Service LLC1Hershey Flying Service Inc1REB Technologies Inc1Avidyne Corporation1AMSAFE Inc.1

Recently revised AT-502A STCs

Showing the 48 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.

SA09719ACOther aircraft modifications

Installation electrostatic spray equipment and controls in accordance with ZEE Systems, Inc. Document Number Z03-1 MDL-MDI, Revision D, dated 10-22-10; Airplane Flight Manual Supplement Document Number Z03-AFMS, Rev IR dated 12/27/2010; Instructions for Continued Airworthiness (ICA), Z03K000, Rev IR, dated 11-15-10, or later FAA approved revision are a required part of this modification.

FAA holder: Spectrum Electrostatic Sprayers Inc.

View record