SA00344BO PAGE 2Other aircraft modifications
Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights.
FAA holder: Whelen Aerospace Technologies
Aircraft STC directory
Good Earthkeeping Organization 8F STCs
The Jun 30, 2026 FAA DRS snapshot contains 5 selected supplemental type certificates with status Current whose public applicability data names the Good Earthkeeping Organization 8F. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
5
listed Current at snapshot
3
holder directories
3
modification categories
Jun 19, 2019
latest recorded revision
Modification demand surface
Other aircraft modifications3
Landing gear and brakes1
Propellers1
Recently revised 8F STCs
Showing the 5 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SA10077SCOther aircraft modifications
Installation of push-button starter system.
FAA holder: Hartzell Engine Technologies, LLC
SA02466AKLanding gear and brakes
Installation of Grove hydraulic brake system.
FAA holder: Endowment Enterprises, LLC
SA02212AK (PG 2)Other aircraft modifications
Replacement of existing landing and/or taxi light reflector and bulbs with high intensity discharge (HID) lighting systems.
FAA holder: Seaplanes North LLC
SA02508LAPropellers
Installation of a MTV-11-C/188-17f 2-blade, 74 inch diameter, constant speed propeller, with lightweight composite blade construction and associated hardware.
FAA holder: Edward R Warnock