Installation of replacement fuel quantity indicator sending unit(s).
FAA holder: CiES Inc.
Aircraft STC directory
The Jun 30, 2026 FAA DRS snapshot contains 16 selected supplemental type certificates with status Current whose public applicability data names the REVO Lake LA-4P. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Showing the 16 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
FAA holder: CiES Inc.
FAA holder: Avidyne Corporation
FAA holder: Avidyne Corporation
FAA holder: True Lock LLC
FAA holder: Aircraft Components Inc
FAA holder: Hartzell Engine Technologies, LLC
FAA holder: Hartzell Engine Technologies, LLC
FAA holder: Aerospace Logic Inc.
FAA holder: AvTek
FAA holder: Northeast Engr & Dev Ltd
FAA holder: Copeland Robert L
FAA holder: Lake Central Air Services
FAA holder: Horizon Instruments Inc
FAA holder: Micro AeroDynamics Inc