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Aircraft STC directory

Textron Aviation 56TC STCs

The Jun 30, 2026 FAA DRS snapshot contains 12 selected supplemental type certificates with status Current whose public applicability data names the Textron Aviation 56TC. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

12
listed Current at snapshot
9
holder directories
6
modification categories
Apr 1, 2025
latest recorded revision

Modification demand surface

Other aircraft modifications3
Landing gear and brakes3
Avionics2
Aircraft structures2
Engine and powerplant1
Flight controls1

Recorded holders

Gallagher Aviation LLC3Marsh Brothers Aviation Inc2Acron Aviation Inc.1Centri-Lube Technologies LLC1Mid-Continent Instruments and Avionics1SRS Aviation LLC1TALCO Aviation Corp.1S-TEC Corporation1Cygnet Aerospace Corp.1

Recently revised 56TC STCs

Showing the 12 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.