Installation of a modified Glareshield.
FAA holder: Continental Aerospace Technologies Inc
Aircraft STC directory
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.
Showing the 51 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
FAA holder: Continental Aerospace Technologies Inc
FAA holder: New Flight Corporation
FAA holder: Air Comm Corporation
FAA holder: Air Comm Corporation
FAA holder: LifePort LLC
FAA holder: Textron Aviation Inc
FAA holder: Paul/ Lanna Egan LLC
FAA holder: Aviation Fabricators Inc
FAA holder: Citation Tech
FAA holder: Securaplane Technologies
FAA holder: McFarlane Aviation, Inc.
FAA holder: Contact Aviation LLC
FAA holder: Icarus Avionics, LLC
FAA holder: VNS Incorporated
FAA holder: Rockwell Collins Inc
FAA holder: Rosen Sunvisor Systems LLC
FAA holder: Aviation Fabricators Inc
FAA holder: Landmark Aviation
FAA holder: Elliott Aviation Technical Products
FAA holder: Landmark Aviation
FAA holder: Elliott Aviation Technical Products
FAA holder: AeroMech Incorporated
FAA holder: Shadin Avionics
FAA holder: Rosen Sunvisor Systems LLC
FAA holder: AeroMech Incorporated
FAA holder: Central Flying Service
FAA holder: Garmin AT Inc.
FAA holder: Garrett Aviation Services
FAA holder: Avidyne Corporation
FAA holder: West Star Aviation
FAA holder: MidCanada Mod Center
FAA holder: W Morgan Hetrick
FAA holder: SMR Technologies
FAA holder: Midcoast Aviation Inc
FAA holder: Aviall Services, Inc.
FAA holder: Learjet Inc
FAA holder: Learjet Inc
FAA holder: Learjet Inc
FAA holder: Aviation Fabricators Inc
FAA holder: Learjet Inc
FAA holder: Learjet Inc
FAA holder: Aviation Fabricators Inc
FAA holder: Aviation Fabricators Inc
FAA holder: Honeywell International Inc
FAA holder: DeVore Aviation Corporation of America, a New Mexico Corporation