ST10398SCOther aircraft modifications
Installation of a WX-1000 Stormscope.
FAA holder: Sierra Nevada Company LLC
Aircraft STC directory
Bombardier DHC-7-100 STCs
The Jun 30, 2026 FAA DRS snapshot contains 7 selected supplemental type certificates with status Current whose public applicability data names the Bombardier DHC-7-100. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
7
listed Current at snapshot
4
holder directories
3
modification categories
Dec 16, 2024
latest recorded revision
Modification demand surface
Other aircraft modifications4
Avionics2
Safety and emergency equipment1
Recently revised DHC-7-100 STCs
Showing the 7 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
ST02632LAAvionics
Modification to replace the existing Mode S Transponder system with ACSS NXT-700 Mode S Transponder with ADS-B Out and optionally install ACSS NXG-900 GPS as a position source for ADS-B Out.
FAA holder: Aviation Communications and Surveillance Systems
ST01305WI-DAvionics
Modification of a Collins ALT-50A or ALT-55B Radio Altimeter system installation to a Collins ALT-1000 or ALT-4000 Radio Altimeter system installation in accordance with Collins Drawing Index as listed on AML No. ST01305WI-D, Revision -, or later FAA approved revision.
FAA holder: Rockwell Collins Inc
ST02101NYSafety and emergency equipment
Installation of Artex C406 Emergency Locator Transmitter.
FAA holder: Western Avionics
ST02078NYOther aircraft modifications
Installation of Honeywell MK VIII EGPWS.
FAA holder: Western Avionics
ST01946NYOther aircraft modifications
Cockpit voice recorder replacement with Universal CVR 30B or CVR120.
FAA holder: MidCanada Mod Center
ST01890NYOther aircraft modifications
Installation of an AlliedSignal CAS-67A TCAS II System.
FAA holder: Western Avionics