SA3-425Other aircraft modifications
Installation of one-piece windshield, electrically heated or bird-proof.
FAA holder: Signature Flight Support
Aircraft STC directory
The Jun 30, 2026 FAA DRS snapshot contains 3 selected supplemental type certificates with status Current whose public applicability data names the McDonnell Douglas Super DC-3. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Showing the 3 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
FAA holder: Signature Flight Support
FAA holder: Transnorthern, LLC
FAA holder: Northern 3 LLC