Aircraft STC directory

McDonnell Douglas DC-3 Series STCs

The Jun 30, 2026 FAA DRS snapshot contains 6 selected supplemental type certificates with status Current whose public applicability data names the McDonnell Douglas DC-3 Series. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

listed Current at snapshot

holder directories

modification categories

Mar 7, 2014

latest recorded revision

Modification demand surface

Cabin and interiors2 Other aircraft modifications2 Aircraft structures2

Recorded holders

Sabreliner Aviation LLC1 Page AvJet Corp1 Gulfstream Aerospace Corporation1

Recently revised DC-3 Series STCs

Showing the 6 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.

SA3-392Cabin and interiorsRevised Mar 7, 2014

Passenger seat installation.

FAA holder: Sabreliner Aviation LLC

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SA1-49Cabin and interiorsRevised Jul 9, 2008

Installation of cockpit jump seat.

FAA holder: Page Avjet Corp

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ST00456DEOther aircraft modificationsRevised Jun 28, 2004

Installation of smokejumper side-facing restraint benches. STC SA4840NM must be installed prior. Limited to restraint bench s/n's 001 thru 030. STC SA4840NM must be installed.

FAA holder: Missoula Technology & Development Center

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SA2-438Aircraft structuresRevised Apr 15, 2004

Installation of mid-range long range outer wing tanks, with or without dump chutes.

FAA holder: Basler Flight Service Inc

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SA3-425Other aircraft modificationsRevised Sep 12, 2002

Installation of one-piece windshield, electrically heated or bird-proof.

FAA holder: Signature Flight Support

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SA2-491Aircraft structuresRevised Jun 26, 2001

Aircraft fuselage modified to incorporate enlarged windows.

FAA holder: Gulfstream Aerospace Corporation

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