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Aircraft STC directory

Twin Commander Aircraft 680-F(P) STCs

The Jun 30, 2026 FAA DRS snapshot contains 9 selected supplemental type certificates with status Current whose public applicability data names the Twin Commander Aircraft 680-F(P). Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

9
listed Current at snapshot
9
holder directories
4
modification categories
Jun 3, 2025
latest recorded revision

Modification demand surface

Other aircraft modifications4
Avionics3
Landing gear and brakes1
Fuel systems1

Recorded holders

BHE & Associates LTD1Metrea Special Aerospace ISR Inc.1Acron Aviation Inc.1Hartzell Engine Technologies, LLC1Brittain Industries, Inc1P2 Incorporated1FFC Manufacturing1Saint-Gobain Performance Plastics Corp1Signature Flight Support Corporation1

Recently revised 680-F(P) STCs

Showing the 9 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.