SA5581SWOther aircraft modifications
Installation of ALCOR true-flow/ totalizer system.
FAA holder: Alcor LLC
Aircraft STC directory
The Jun 30, 2026 FAA DRS snapshot contains 6 selected supplemental type certificates with status Current whose public applicability data names the Cessna Aircraft U206 Series. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Showing the 6 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
FAA holder: Alcor LLC
FAA holder: Hartwig Aircraft Fuel Cell Repair
FAA holder: Aero Twin, Inc
FAA holder: S-TEC Corporation
FAA holder: Aircraft Development Co