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Aircraft STC directory

Cessna Aircraft 501 STCs

The Jun 30, 2026 FAA DRS snapshot contains 51 selected supplemental type certificates with status Current whose public applicability data names the Cessna Aircraft 501. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

51
listed Current at snapshot
29
holder directories
10
modification categories
Mar 15, 2021
latest recorded revision

Modification demand surface

Other aircraft modifications24Avionics10Cargo and special mission4Cabin and interiors4Electrical systems3Aircraft connectivity2Aircraft performance1Flight controls1Safety and emergency equipment1Landing gear and brakes1

Recorded holders

Aviation Fabricators Inc6Learjet Inc.5Air Comm Corporation2Textron Aviation Inc2Paul/ Lanna Egan LLC2Rosen Sunvisor Systems LLC2Landmark Aviation2Elliott Aviation Technical Products2AeroMech Incorporated2New Flight Corporation1LifePort LLC1Securaplane Technologies1McFarlane Aviation Inc1Contact Aviation LLC1Icarus Avionics, LLC1Rockwell Collins Inc1Standard Aero1Shadin Avionics1Garmin AT Inc.1Garrett Aviation Services1

Recently revised 501 STCs

Showing the 51 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.