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Aircraft STC directory

Boeing DC3A-S1C3G STCs

The Jun 30, 2026 FAA DRS snapshot contains 70 selected supplemental type certificates with status Current whose public applicability data names the Boeing DC3A-S1C3G. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

70
listed Current at snapshot
14
holder directories
13
modification categories
Feb 21, 2022
latest recorded revision

Modification demand surface

Other aircraft modifications27
Aircraft structures8
Engine and powerplant7
Cabin and interiors6
Avionics4
Landing gear and brakes4
Electrical systems4
Fuel systems3
Cargo and special mission2
Flight controls2
Aircraft connectivity1
Safety and emergency equipment1
Propellers1

Recorded holders

Sabreliner Aviation LLC20Signature Flight Support Corporation18Preferred Improvements LLC16Basler Turbo Conversions LLC4Airwolf Filter Corporation1Greenwich Aircraft Corporation1A & L Aircraft Parts Inc1Pro Star Aviation, LLC1StandardAero Business Aviation Services, LLC1United Aeronautical Corporation1Aviation Products Systems Inc.1BF Goodrich Aerospace1Oilamatic Inc1Rockwell Collins Inc1

Recently revised DC3A-S1C3G STCs

Showing the 70 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.

SA1315WEEngine and powerplant

Installation of Mixture Monitor (exhaust gas temperature probe, gage and selector) in accordance with Delta Products Part Lists A-192 and A-193, or in accordance with Tri-Star Corporation Mixture Monitor Installation Instructions dated December 9, 1981, or later FAA approved revision and/or Drawing List MM-127 dated November 15, 1981, or later FAA approved revision in aircraft models listed in Master Eligibility List P-80-A-6 revised March 29, 1968, copy attached, or later FAA approved revision.

FAA holder: Universal Corporation

View record