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Aircraft STC directory

Boeing DC-7C STCs

The Jun 30, 2026 FAA DRS snapshot contains 4 selected supplemental type certificates with status Current whose public applicability data names the Boeing DC-7C. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

4
listed Current at snapshot
3
holder directories
2
modification categories
Mar 6, 2026
latest recorded revision

Modification demand surface

Other aircraft modifications3
Aircraft structures1

Recorded holders

United Aeronautical Corporation2Precise Flight Inc1Aviation Products Systems Inc.1

Recently revised DC-7C STCs

Showing the 4 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.