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Aircraft STC directory

Beechcraft E33C STCs

The Jun 30, 2026 FAA DRS snapshot contains 19 selected supplemental type certificates with status Current whose public applicability data names the Beechcraft E33C. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

19
listed Current at snapshot
14
holder directories
5
modification categories
Sep 21, 2022
latest recorded revision

Modification demand surface

Other aircraft modifications7
Engine and powerplant6
Propellers3
Landing gear and brakes2
Aircraft structures1

Recorded holders

Summit Aviation Inc.2D'Shannon Products Ltd.2Hartzell Propeller Inc2Gallagher Aviation LLC1TruAtlantic Mfg., LLC1General Aviation Modifications Inc.1Continental Motors, Inc.1Marsh Brothers Aviation Inc1Aerospace Systems Inc1Rosen Sunvisor Systems LLC1G & D Aero Products Inc.1CenTex Aerospace Inc.1S-TEC Corporation1DeVore Aviation Corporation of America, a New Mexico Corporation1

Recently revised E33C STCs

Showing the 19 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.